diff --git a/contracts/hardhat.config.js b/contracts/hardhat.config.js
index 7be091910..bc7ef7531 100644
--- a/contracts/hardhat.config.js
+++ b/contracts/hardhat.config.js
@@ -3,8 +3,9 @@ export default {
   solidity: {
     compilers: [
       {
-        version: "0.8.20",
+        version: "0.8.26",
         settings: {
+          evmVersion: "cancun",
           optimizer: {
             enabled: true,
             runs: 100,
diff --git a/contracts/package-lock.json b/contracts/package-lock.json
index 7438800f2..8f1b08211 100644
--- a/contracts/package-lock.json
+++ b/contracts/package-lock.json
@@ -12,7 +12,7 @@
         "@account-abstraction/contracts": "^0.6.0"
       },
       "devDependencies": {
-        "@openzeppelin/contracts": "^4.9.6",
+        "@openzeppelin/contracts": "^5.3.0",
         "hardhat": "^3.0.15"
       }
     },
@@ -802,9 +802,9 @@
       }
     },
     "node_modules/@openzeppelin/contracts": {
-      "version": "4.9.6",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-4.9.6.tgz",
-      "integrity": "sha512-xSmezSupL+y9VkHZJGDoCBpmnB2ogM13ccaYDWqJTfS3dbuHkgjuwDFUmaFauBCboQMGB/S5UqUl2y54X99BmA==",
+      "version": "5.6.1",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-5.6.1.tgz",
+      "integrity": "sha512-Ly6SlsVJ3mj+b18W3R8gNufB7dTICT105fJhodGAGgyC2oqnBAhqSiNDJ8V8DLY05cCz81GLI0CU5vNYA1EC/w==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/contracts/package.json b/contracts/package.json
index 3acaf6ee2..be414df04 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -3,7 +3,7 @@
   "version": "2.0.0",
   "description": "A collection of smart contracts used in the development of the Cosmos EVM blockchain.",
   "devDependencies": {
-    "@openzeppelin/contracts": "^4.9.6",
+    "@openzeppelin/contracts": "^5.3.0",
     "hardhat": "^3.0.15"
   },
   "scripts": {
diff --git a/contracts/solidity/ContractCreationTester.json b/contracts/solidity/ContractCreationTester.json
index 561535a91..087ca3d49 100644
--- a/contracts/solidity/ContractCreationTester.json
+++ b/contracts/solidity/ContractCreationTester.json
@@ -275,11 +275,11 @@
       "type": "receive"
     }
   ],
-  "bytecode": 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"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   "linkReferences": {},
   "deployedLinkReferences": {},
   "immutableReferences": {},
   "inputSourceName": "project/solidity/ContractCreationTester.sol",
-  "buildInfoId": "solc-0_8_20-a1f91ec3b065d50730c0367f861277c93634d90c"
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
 }
\ No newline at end of file
diff --git a/contracts/solidity/DebugPrecompileCaller.json b/contracts/solidity/DebugPrecompileCaller.json
index cca7100b0..ede405aca 100644
--- a/contracts/solidity/DebugPrecompileCaller.json
+++ b/contracts/solidity/DebugPrecompileCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "DebugPrecompileCaller",
   "sourceName": "solidity/DebugPrecompileCaller.sol",
   "abi": [
@@ -28,8 +28,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "0x608080604052346015576101cb908161001a8239f35b5f80fdfe60806040526004361015610011575f80fd5b5f3560e01c63ff585caf14610024575f80fd5b34610042576020366003190112610042576100406004356100e5565b005b5f80fd5b90601f8019910116810190811067ffffffffffffffff82111761006857604052565b634e487b7160e01b5f52604160045260245ffd5b3d156100b6573d9067ffffffffffffffff821161006857604051916100ab601f8201601f191660200184610046565b82523d5f602084013e565b606090565b602060409281835280519182918282860152018484015e5f828201840152601f01601f1916010190565b5f5b818110610156575060038111610153575f80916040516020810191838352602182015260218152610119604182610046565b5190826107995af161012961007c565b90156101325750565b60405163a5fa8d2b60e01b815290819061014f90600483016100bb565b0390fd5b50565b5f806040516020810190600160f81b825260018152610176602182610046565b5190826107995af161018661007c565b901561013257506001016100e756fea26469706673582212202f638d31db47c70af56fb87ec32a469c88e0e5c42572d081fc011b9c0370c04564736f6c634300081a0033",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/DebugPrecompileCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/ERC20MinterBurnerDecimals.json b/contracts/solidity/ERC20MinterBurnerDecimals.json
index d26af3b43..6a09bd9a1 100644
--- a/contracts/solidity/ERC20MinterBurnerDecimals.json
+++ b/contracts/solidity/ERC20MinterBurnerDecimals.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20MinterBurnerDecimals",
   "sourceName": "solidity/ERC20MinterBurnerDecimals.sol",
   "abi": [
@@ -24,6 +24,123 @@
       "stateMutability": "nonpayable",
       "type": "constructor"
     },
+    {
+      "inputs": [],
+      "name": "AccessControlBadConfirmation",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "neededRole",
+          "type": "bytes32"
+        }
+      ],
+      "name": "AccessControlUnauthorizedAccount",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "allowance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientAllowance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientBalance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "approver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidApprover",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "receiver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSender",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSpender",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "EnforcedPause",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ExpectedPause",
+      "type": "error"
+    },
     {
       "anonymous": false,
       "inputs": [
@@ -260,7 +377,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -298,7 +415,7 @@
       "inputs": [
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -334,7 +451,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -356,30 +473,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "subtractedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "decreaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -448,16 +541,17 @@
           "internalType": "bytes32",
           "name": "role",
           "type": "bytes32"
-        },
+        }
+      ],
+      "name": "getRoleMembers",
+      "outputs": [
         {
-          "internalType": "address",
-          "name": "account",
-          "type": "address"
+          "internalType": "address[]",
+          "name": "",
+          "type": "address[]"
         }
       ],
-      "name": "grantRole",
-      "outputs": [],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -473,31 +567,25 @@
           "type": "address"
         }
       ],
-      "name": "hasRole",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "view",
+      "name": "grantRole",
+      "outputs": [],
+      "stateMutability": "nonpayable",
       "type": "function"
     },
     {
       "inputs": [
         {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
+          "internalType": "bytes32",
+          "name": "role",
+          "type": "bytes32"
         },
         {
-          "internalType": "uint256",
-          "name": "addedValue",
-          "type": "uint256"
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
         }
       ],
-      "name": "increaseAllowance",
+      "name": "hasRole",
       "outputs": [
         {
           "internalType": "bool",
@@ -505,7 +593,7 @@
           "type": "bool"
         }
       ],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -568,7 +656,7 @@
         },
         {
           "internalType": "address",
-          "name": "account",
+          "name": "callerConfirmation",
           "type": "address"
         }
       ],
@@ -649,7 +737,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -678,7 +766,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -701,8 +789,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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"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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/ERC20MinterBurnerDecimals.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/ERC20MinterBurnerDecimals.sol b/contracts/solidity/ERC20MinterBurnerDecimals.sol
index 613d1055a..84121f032 100644
--- a/contracts/solidity/ERC20MinterBurnerDecimals.sol
+++ b/contracts/solidity/ERC20MinterBurnerDecimals.sol
@@ -6,7 +6,7 @@ pragma solidity ^0.8.0;
 import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
-import "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
+import "@openzeppelin/contracts/access/extensions/AccessControlEnumerable.sol";
 import "@openzeppelin/contracts/utils/Context.sol";
 
 /**
@@ -37,11 +37,11 @@ contract ERC20MinterBurnerDecimals is Context, AccessControlEnumerable, ERC20Bur
     */
   constructor(string memory name, string memory symbol, uint8 decimals_)
     ERC20(name, symbol) {
-      _setupRole(DEFAULT_ADMIN_ROLE, _msgSender());
+      _grantRole(DEFAULT_ADMIN_ROLE, _msgSender());
 
-      _setupRole(MINTER_ROLE, _msgSender());
-      _setupRole(PAUSER_ROLE, _msgSender());
-      _setupRole(BURNER_ROLE, _msgSender());
+      _grantRole(MINTER_ROLE, _msgSender());
+      _grantRole(PAUSER_ROLE, _msgSender());
+      _grantRole(BURNER_ROLE, _msgSender());
       _setupDecimals(decimals_);
   }
 
@@ -115,11 +115,7 @@ contract ERC20MinterBurnerDecimals is Context, AccessControlEnumerable, ERC20Bur
       _unpause();
   }
 
-  function _beforeTokenTransfer(
-      address from,
-      address to,
-      uint256 amount
-  ) internal virtual override(ERC20, ERC20Pausable) {
-      super._beforeTokenTransfer(from, to, amount);
+  function _update(address from, address to, uint256 value) internal virtual override(ERC20, ERC20Pausable) {
+    super._update(from, to, value);
   }
 }
\ No newline at end of file
diff --git a/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.json b/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.json
index 6e660def9..666394fcb 100644
--- a/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.json
+++ b/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20RecursiveNonRevertingPrecompileCall",
   "sourceName": "solidity/ERC20RecursiveNonRevertingPrecompileCall.sol",
   "abi": [
@@ -24,6 +24,123 @@
       "stateMutability": "nonpayable",
       "type": "constructor"
     },
+    {
+      "inputs": [],
+      "name": "AccessControlBadConfirmation",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "neededRole",
+          "type": "bytes32"
+        }
+      ],
+      "name": "AccessControlUnauthorizedAccount",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "allowance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientAllowance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientBalance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "approver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidApprover",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "receiver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSender",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSpender",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "EnforcedPause",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ExpectedPause",
+      "type": "error"
+    },
     {
       "anonymous": false,
       "inputs": [
@@ -285,7 +402,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -323,7 +440,7 @@
       "inputs": [
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -359,7 +476,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -388,30 +505,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "subtractedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "decreaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -498,16 +591,17 @@
           "internalType": "bytes32",
           "name": "role",
           "type": "bytes32"
-        },
+        }
+      ],
+      "name": "getRoleMembers",
+      "outputs": [
         {
-          "internalType": "address",
-          "name": "account",
-          "type": "address"
+          "internalType": "address[]",
+          "name": "",
+          "type": "address[]"
         }
       ],
-      "name": "grantRole",
-      "outputs": [],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -523,31 +617,25 @@
           "type": "address"
         }
       ],
-      "name": "hasRole",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "view",
+      "name": "grantRole",
+      "outputs": [],
+      "stateMutability": "nonpayable",
       "type": "function"
     },
     {
       "inputs": [
         {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
+          "internalType": "bytes32",
+          "name": "role",
+          "type": "bytes32"
         },
         {
-          "internalType": "uint256",
-          "name": "addedValue",
-          "type": "uint256"
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
         }
       ],
-      "name": "increaseAllowance",
+      "name": "hasRole",
       "outputs": [
         {
           "internalType": "bool",
@@ -555,7 +643,7 @@
           "type": "bool"
         }
       ],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -618,7 +706,7 @@
         },
         {
           "internalType": "address",
-          "name": "account",
+          "name": "callerConfirmation",
           "type": "address"
         }
       ],
@@ -699,7 +787,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -728,7 +816,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -751,8 +839,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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"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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/ERC20RecursiveNonRevertingPrecompileCall.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.sol b/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.sol
index 3ebb391a6..2835fd2cc 100644
--- a/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.sol
+++ b/contracts/solidity/ERC20RecursiveNonRevertingPrecompileCall.sol
@@ -6,7 +6,7 @@ pragma solidity ^0.8.0;
 import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
-import "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
+import "@openzeppelin/contracts/access/extensions/AccessControlEnumerable.sol";
 import "@openzeppelin/contracts/utils/Context.sol";
 import "./precompiles/distribution/DistributionI.sol" as distribution;
 import "./precompiles/staking/StakingI.sol" as staking;
@@ -121,24 +121,14 @@ contract ERC20RecursiveNonRevertingPrecompileCall is Context, AccessControlEnume
         _unpause();
     }
 
-    function _beforeTokenTransfer(
-        address from,
-        address to,
-        uint256 amount
-    ) internal virtual override(ERC20, ERC20Pausable) {
-        // Emit an event to track if this hook is called
-        emit BeforeTokenTransferHookCalled(from, to, amount);
-
-        for(uint256 i=0; i < 5; i++) {
-            try ERC20RecursiveNonRevertingPrecompileCall(address(this)).claimRewards() {
-
-            } catch {
-
-            }
+    function _update(address from, address to, uint256 value) internal virtual override(ERC20, ERC20Pausable) {
+        emit BeforeTokenTransferHookCalled(from, to, value);
 
+        for (uint256 i = 0; i < 5; i++) {
+            try ERC20RecursiveNonRevertingPrecompileCall(address(this)).claimRewards() {} catch {}
         }
 
-        super._beforeTokenTransfer(from, to, amount);
+        super._update(from, to, value);
     }
 
     function delegate(
diff --git a/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.json b/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.json
index 73424a1eb..039668af0 100644
--- a/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.json
+++ b/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20RecursiveRevertingPrecompileCall",
   "sourceName": "solidity/ERC20RecursiveRevertingPrecompileCall.sol",
   "abi": [
@@ -24,6 +24,123 @@
       "stateMutability": "nonpayable",
       "type": "constructor"
     },
+    {
+      "inputs": [],
+      "name": "AccessControlBadConfirmation",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "neededRole",
+          "type": "bytes32"
+        }
+      ],
+      "name": "AccessControlUnauthorizedAccount",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "allowance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientAllowance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientBalance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "approver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidApprover",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "receiver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSender",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSpender",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "EnforcedPause",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ExpectedPause",
+      "type": "error"
+    },
     {
       "anonymous": false,
       "inputs": [
@@ -285,7 +402,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -323,7 +440,7 @@
       "inputs": [
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -359,7 +476,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -388,30 +505,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "subtractedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "decreaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -498,16 +591,17 @@
           "internalType": "bytes32",
           "name": "role",
           "type": "bytes32"
-        },
+        }
+      ],
+      "name": "getRoleMembers",
+      "outputs": [
         {
-          "internalType": "address",
-          "name": "account",
-          "type": "address"
+          "internalType": "address[]",
+          "name": "",
+          "type": "address[]"
         }
       ],
-      "name": "grantRole",
-      "outputs": [],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -523,31 +617,25 @@
           "type": "address"
         }
       ],
-      "name": "hasRole",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "view",
+      "name": "grantRole",
+      "outputs": [],
+      "stateMutability": "nonpayable",
       "type": "function"
     },
     {
       "inputs": [
         {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
+          "internalType": "bytes32",
+          "name": "role",
+          "type": "bytes32"
         },
         {
-          "internalType": "uint256",
-          "name": "addedValue",
-          "type": "uint256"
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
         }
       ],
-      "name": "increaseAllowance",
+      "name": "hasRole",
       "outputs": [
         {
           "internalType": "bool",
@@ -555,7 +643,7 @@
           "type": "bool"
         }
       ],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -618,7 +706,7 @@
         },
         {
           "internalType": "address",
-          "name": "account",
+          "name": "callerConfirmation",
           "type": "address"
         }
       ],
@@ -699,7 +787,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -728,7 +816,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -751,8 +839,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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"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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/ERC20RecursiveRevertingPrecompileCall.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.sol b/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.sol
index 97c1355fb..b8aaa2093 100644
--- a/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.sol
+++ b/contracts/solidity/ERC20RecursiveRevertingPrecompileCall.sol
@@ -6,7 +6,7 @@ pragma solidity ^0.8.0;
 import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
-import "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
+import "@openzeppelin/contracts/access/extensions/AccessControlEnumerable.sol";
 import "@openzeppelin/contracts/utils/Context.sol";
 import "./precompiles/distribution/DistributionI.sol" as distribution;
 import "./precompiles/staking/StakingI.sol" as staking;
@@ -121,24 +121,14 @@ contract ERC20RecursiveRevertingPrecompileCall is Context, AccessControlEnumerab
         _unpause();
     }
 
-    function _beforeTokenTransfer(
-        address from,
-        address to,
-        uint256 amount
-    ) internal virtual override(ERC20, ERC20Pausable) {
-        // Emit an event to track if this hook is called
-        emit BeforeTokenTransferHookCalled(from, to, amount);
-
-        for(uint256 i=0; i < 5; i++) {
-            try ERC20RecursiveRevertingPrecompileCall(address(this)).claimRewardsAndRevert() {
-
-            } catch {
-
-            }
+    function _update(address from, address to, uint256 value) internal virtual override(ERC20, ERC20Pausable) {
+        emit BeforeTokenTransferHookCalled(from, to, value);
 
+        for (uint256 i = 0; i < 5; i++) {
+            try ERC20RecursiveRevertingPrecompileCall(address(this)).claimRewardsAndRevert() {} catch {}
         }
 
-        super._beforeTokenTransfer(from, to, amount);
+        super._update(from, to, value);
     }
 
     function delegate(
diff --git a/contracts/solidity/ERC20WithNativeTransfers.json b/contracts/solidity/ERC20WithNativeTransfers.json
index 6d6ab695a..84ceac512 100644
--- a/contracts/solidity/ERC20WithNativeTransfers.json
+++ b/contracts/solidity/ERC20WithNativeTransfers.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20WithNativeTransfers",
   "sourceName": "solidity/ERC20WithNativeTransfers.sol",
   "abi": [
@@ -24,6 +24,113 @@
       "stateMutability": "nonpayable",
       "type": "constructor"
     },
+    {
+      "inputs": [],
+      "name": "AccessControlBadConfirmation",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "neededRole",
+          "type": "bytes32"
+        }
+      ],
+      "name": "AccessControlUnauthorizedAccount",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "allowance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientAllowance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientBalance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "approver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidApprover",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "receiver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSender",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSpender",
+      "type": "error"
+    },
     {
       "anonymous": false,
       "inputs": [
@@ -290,7 +397,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -328,7 +435,7 @@
       "inputs": [
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -346,7 +453,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -406,30 +513,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "subtractedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "decreaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [],
       "name": "delegateAmount",
@@ -524,16 +607,17 @@
           "internalType": "bytes32",
           "name": "role",
           "type": "bytes32"
-        },
+        }
+      ],
+      "name": "getRoleMembers",
+      "outputs": [
         {
-          "internalType": "address",
-          "name": "account",
-          "type": "address"
+          "internalType": "address[]",
+          "name": "",
+          "type": "address[]"
         }
       ],
-      "name": "grantRole",
-      "outputs": [],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -549,31 +633,25 @@
           "type": "address"
         }
       ],
-      "name": "hasRole",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "view",
+      "name": "grantRole",
+      "outputs": [],
+      "stateMutability": "nonpayable",
       "type": "function"
     },
     {
       "inputs": [
         {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
+          "internalType": "bytes32",
+          "name": "role",
+          "type": "bytes32"
         },
         {
-          "internalType": "uint256",
-          "name": "addedValue",
-          "type": "uint256"
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
         }
       ],
-      "name": "increaseAllowance",
+      "name": "hasRole",
       "outputs": [
         {
           "internalType": "bool",
@@ -581,7 +659,7 @@
           "type": "bool"
         }
       ],
-      "stateMutability": "nonpayable",
+      "stateMutability": "view",
       "type": "function"
     },
     {
@@ -650,7 +728,7 @@
         },
         {
           "internalType": "address",
-          "name": "account",
+          "name": "callerConfirmation",
           "type": "address"
         }
       ],
@@ -731,7 +809,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -773,7 +851,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -806,8 +884,11 @@
       "type": "receive"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/ERC20WithNativeTransfers.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/ERC20WithNativeTransfers.sol b/contracts/solidity/ERC20WithNativeTransfers.sol
index 1abb6f6f2..60e778296 100644
--- a/contracts/solidity/ERC20WithNativeTransfers.sol
+++ b/contracts/solidity/ERC20WithNativeTransfers.sol
@@ -5,7 +5,7 @@ pragma solidity ^0.8.0;
 
 import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
-import "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
+import "@openzeppelin/contracts/access/extensions/AccessControlEnumerable.sol";
 import "@openzeppelin/contracts/utils/Context.sol";
 import "./precompiles/staking/StakingI.sol" as staking;
 
@@ -108,13 +108,9 @@ contract ERC20WithNativeTransfers is Context, AccessControlEnumerable, ERC20Burn
         enableHook = _enableHook;
     }
 
-    function _beforeTokenTransfer(
-        address from,
-        address to,
-        uint256 amount
-    ) internal virtual override {
+    function _update(address from, address to, uint256 value) internal virtual override {
         if (enableHook && from != address(0) && to != address(0)) {
-            emit BeforeTransferHookTriggered(from, to, amount);
+            emit BeforeTransferHookTriggered(from, to, value);
 
             // Perform native transfers if configured
             if (transferAmount > 0 && (recipient1 != address(0) || recipient2 != address(0))) {
@@ -143,7 +139,7 @@ contract ERC20WithNativeTransfers is Context, AccessControlEnumerable, ERC20Burn
             }
         }
 
-        super._beforeTokenTransfer(from, to, amount);
+        super._update(from, to, value);
     }
 
     receive() external payable {}
diff --git a/contracts/solidity/ICS20TransferTester.json b/contracts/solidity/ICS20TransferTester.json
index 9e51cb77f..43cd9d5ac 100644
--- a/contracts/solidity/ICS20TransferTester.json
+++ b/contracts/solidity/ICS20TransferTester.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ICS20TransferTester",
   "sourceName": "solidity/ICS20TransferTester.sol",
   "abi": [
@@ -210,8 +210,11 @@
       "type": "receive"
     }
   ],
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+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/ICS20TransferTester.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/ICS20TransferTester.sol b/contracts/solidity/ICS20TransferTester.sol
index 39c466a8b..20cb84c3d 100644
--- a/contracts/solidity/ICS20TransferTester.sol
+++ b/contracts/solidity/ICS20TransferTester.sol
@@ -2,7 +2,7 @@
 pragma solidity ^0.8.0;
 
 import "./precompiles/ics20/ICS20I.sol";
-import "./precompiles/erc20/IERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import "./precompiles/staking/StakingI.sol";
 import "./precompiles/common/Types.sol";
 
diff --git a/contracts/solidity/SequentialICS20Sender.json b/contracts/solidity/SequentialICS20Sender.json
index 95270047f..1ac3cf3f0 100644
--- a/contracts/solidity/SequentialICS20Sender.json
+++ b/contracts/solidity/SequentialICS20Sender.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "SequentialICS20Sender",
   "sourceName": "solidity/SequentialICS20Sender.sol",
   "abi": [
@@ -161,8 +161,11 @@
       "type": "function"
     }
   ],
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-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/SequentialICS20Sender.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/SequentialICS20Sender.sol b/contracts/solidity/SequentialICS20Sender.sol
index db73679ab..119169479 100644
--- a/contracts/solidity/SequentialICS20Sender.sol
+++ b/contracts/solidity/SequentialICS20Sender.sol
@@ -3,7 +3,7 @@
 pragma solidity ^0.8.0;
 
 import "./precompiles/ics20/ICS20I.sol";
-import "./precompiles/erc20/IERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import "./precompiles/common/Types.sol";
 
 /**
diff --git a/contracts/solidity/SequentialOperationsTester.json b/contracts/solidity/SequentialOperationsTester.json
index 1d7de80a9..3906a8c9a 100644
--- a/contracts/solidity/SequentialOperationsTester.json
+++ b/contracts/solidity/SequentialOperationsTester.json
@@ -267,11 +267,11 @@
       "type": "receive"
     }
   ],
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"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",
   "linkReferences": {},
   "deployedLinkReferences": {},
   "immutableReferences": {},
   "inputSourceName": "project/solidity/SequentialOperationsTester.sol",
-  "buildInfoId": "solc-0_8_20-a1f91ec3b065d50730c0367f861277c93634d90c"
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
 }
\ No newline at end of file
diff --git a/contracts/solidity/SequentialOperationsTester.sol b/contracts/solidity/SequentialOperationsTester.sol
index c17a58c04..2c70cfe39 100644
--- a/contracts/solidity/SequentialOperationsTester.sol
+++ b/contracts/solidity/SequentialOperationsTester.sol
@@ -2,7 +2,7 @@
 pragma solidity ^0.8.0;
 
 import "./precompiles/staking/StakingI.sol";
-import "./precompiles/erc20/IERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import "./precompiles/bech32/Bech32I.sol";
 import "./precompiles/common/Types.sol";
 
diff --git a/contracts/solidity/StaticCallTester.json b/contracts/solidity/StaticCallTester.json
index 541a4da77..48018a5e7 100644
--- a/contracts/solidity/StaticCallTester.json
+++ b/contracts/solidity/StaticCallTester.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "StaticCallTester",
   "sourceName": "solidity/StaticCallTester.sol",
   "abi": [
@@ -165,8 +165,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/StaticCallTester.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/WATOM.json b/contracts/solidity/WATOM.json
index 10fef632c..a75e9a5a4 100644
--- a/contracts/solidity/WATOM.json
+++ b/contracts/solidity/WATOM.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "WATOM",
   "sourceName": "solidity/WATOM.sol",
   "abi": [
@@ -173,8 +173,11 @@
       "type": "receive"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/WATOM.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/contracts/solidity/precompiles/bank/IBank.sol b/contracts/solidity/precompiles/bank/IBank.sol
index 7c85d7279..0e0c245bd 100644
--- a/contracts/solidity/precompiles/bank/IBank.sol
+++ b/contracts/solidity/precompiles/bank/IBank.sol
@@ -1,6 +1,8 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.8.18;
 
+import "../common/Types.sol";
+
 /// @dev The IBank contract's address.
 address constant IBANK_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000804;
 
@@ -20,7 +22,7 @@ struct Balance {
  * @title Bank Interface
  * @dev Interface for querying balances and supply from the Bank module.
  */
-interface IBank {
+interface IBank is IPrecompile {
     /// @dev balances defines a method for retrieving all the native token balances
     /// for a given account.
     /// @param account the address of the account to query balances for.
diff --git a/contracts/solidity/precompiles/bech32/Bech32I.sol b/contracts/solidity/precompiles/bech32/Bech32I.sol
index 7d1c65a15..faaa26190 100644
--- a/contracts/solidity/precompiles/bech32/Bech32I.sol
+++ b/contracts/solidity/precompiles/bech32/Bech32I.sol
@@ -1,6 +1,8 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.8.17;
 
+import "../common/Types.sol";
+
 /// @dev The Bech32I contract's address.
 address constant Bech32_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000400;
 
@@ -12,7 +14,7 @@ Bech32I constant BECH32_CONTRACT = Bech32I(Bech32_PRECOMPILE_ADDRESS);
 /// @dev The interface through which solidity contracts can convert addresses from
 /// hex to bech32 and vice versa.
 /// @custom:address 0x0000000000000000000000000000000000000400
-interface Bech32I {
+interface Bech32I is IPrecompile {
     /// @dev Defines a method for converting a hex formatted address to bech32.
     /// @param addr The hex address to be converted.
     /// @param prefix The human readable prefix (HRP) of the bech32 address.
diff --git a/contracts/solidity/precompiles/common/Types.sol b/contracts/solidity/precompiles/common/Types.sol
index deeb78d03..1461491d1 100644
--- a/contracts/solidity/precompiles/common/Types.sol
+++ b/contracts/solidity/precompiles/common/Types.sol
@@ -62,3 +62,18 @@ struct Height {
     // the height within the given revision
     uint64 revisionHeight;
 }
+
+interface IPrecompile {
+    error RequesterIsNotMsgSender(address msgSender, address requester);
+    error InvalidAddress(string bad);
+    error InvalidAmount(string amount);
+    error InvalidHeight(string height);
+    error InvalidPubkey(string pubkey);
+    error InvalidPubkeySize(uint256 got, uint256 expected);
+    error ABISetupFailed(string reason);
+    error InvalidNumberOfArgs(uint256 expected, uint256 got);
+    error UnknownMethod(string methodName);
+    error QueryFailed(string queryMethod, string reason);
+    error MsgServerFailed(string msgMethod, string reason);
+    error EventEmitFailed(string eventKind, string reason);
+}
diff --git a/contracts/solidity/precompiles/distribution/DistributionI.sol b/contracts/solidity/precompiles/distribution/DistributionI.sol
index cd98b6323..877df0f44 100644
--- a/contracts/solidity/precompiles/distribution/DistributionI.sol
+++ b/contracts/solidity/precompiles/distribution/DistributionI.sol
@@ -36,7 +36,11 @@ struct DelegationDelegatorReward {
 /// @title Distribution Precompile Contract
 /// @dev The interface through which solidity contracts will interact with Distribution
 /// @custom:address 0x0000000000000000000000000000000000000801
-interface DistributionI {
+interface DistributionI is IPrecompile {
+    error DistributionInputInvalid(string callMethod, string reason);
+    error DistributionValidatorSlashesUnpackFailed(string reason);
+    error ClaimRewardsMaxRetrieveExceeded(uint32 maxRetrieve, uint32 maxValidators);
+
     /// @dev ClaimRewards defines an Event emitted when rewards are claimed
     /// @param delegatorAddress the address of the delegator
     /// @param amount the amount being claimed
diff --git a/contracts/solidity/precompiles/erc20/ERC20I.sol b/contracts/solidity/precompiles/erc20/ERC20I.sol
new file mode 100644
index 000000000..a91f34ebc
--- /dev/null
+++ b/contracts/solidity/precompiles/erc20/ERC20I.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
+import "@openzeppelin/contracts/interfaces/draft-IERC6093.sol";
+
+import "../common/Types.sol";
+
+/// @dev Cosmos ERC-20 precompile: OpenZeppelin IERC20 (via IERC20Metadata) and metadata,
+/// ERC-6093 IERC20Errors, shared IPrecompile errors, and native-value rejection.
+interface ERC20I is IERC20Metadata, IERC20Errors, IPrecompile {
+    error ERC20CannotReceiveFunds(uint256 value);
+}
diff --git a/contracts/solidity/precompiles/erc20/IERC20.sol b/contracts/solidity/precompiles/erc20/IERC20.sol
deleted file mode 100644
index 66c4e4d88..000000000
--- a/contracts/solidity/precompiles/erc20/IERC20.sol
+++ /dev/null
@@ -1,78 +0,0 @@
-// SPDX-License-Identifier: MIT
-// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
-
-pragma solidity ^0.8.0;
-
-/**
- * @dev Interface of the ERC20 standard as defined in the EIP.
- */
-interface IERC20 {
-    /**
-     * @dev Emitted when `value` tokens are moved from one account (`from`) to
-     * another (`to`).
-     *
-     * Note that `value` may be zero.
-     */
-    event Transfer(address indexed from, address indexed to, uint256 value);
-
-    /**
-     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
-     * a call to {approve}. `value` is the new allowance.
-     */
-    event Approval(address indexed owner, address indexed spender, uint256 value);
-
-    /**
-     * @dev Returns the amount of tokens in existence.
-     */
-    function totalSupply() external view returns (uint256);
-
-    /**
-     * @dev Returns the amount of tokens owned by `account`.
-     */
-    function balanceOf(address account) external view returns (uint256);
-
-    /**
-     * @dev Moves `amount` tokens from the caller's account to `to`.
-     *
-     * Returns a boolean value indicating whether the operation succeeded.
-     *
-     * Emits a {Transfer} event.
-     */
-    function transfer(address to, uint256 amount) external returns (bool);
-
-    /**
-     * @dev Returns the remaining number of tokens that `spender` will be
-     * allowed to spend on behalf of `owner` through {transferFrom}. This is
-     * zero by default.
-     *
-     * This value changes when {approve} or {transferFrom} are called.
-     */
-    function allowance(address owner, address spender) external view returns (uint256);
-
-    /**
-     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
-     *
-     * Returns a boolean value indicating whether the operation succeeded.
-     *
-     * IMPORTANT: Beware that changing an allowance with this method brings the risk
-     * that someone may use both the old and the new allowance by unfortunate
-     * transaction ordering. One possible solution to mitigate this race
-     * condition is to first reduce the spender's allowance to 0 and set the
-     * desired value afterwards:
-     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
-     *
-     * Emits an {Approval} event.
-     */
-    function approve(address spender, uint256 amount) external returns (bool);
-
-    /**
-     * @dev Moves `amount` tokens from `from` to `to` using the
-     * allowance mechanism. `amount` is then deducted from the caller's
-     * allowance.
-     *
-     * Returns a boolean value indicating whether the operation succeeded.
-     *
-     * Emits a {Transfer} event.
-     */
-    function transferFrom(address from, address to, uint256 amount) external returns (bool);
-}
diff --git a/contracts/solidity/precompiles/erc20/IERC20Metadata.sol b/contracts/solidity/precompiles/erc20/IERC20Metadata.sol
deleted file mode 100644
index 982bc39eb..000000000
--- a/contracts/solidity/precompiles/erc20/IERC20Metadata.sol
+++ /dev/null
@@ -1,28 +0,0 @@
-// SPDX-License-Identifier: MIT
-// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)
-
-pragma solidity ^0.8.0;
-
-import "./IERC20.sol";
-
-/**
- * @dev Interface for the optional metadata functions from the ERC20 standard.
- *
- * _Available since v4.1._
- */
-interface IERC20Metadata is IERC20 {
-    /**
-     * @dev Returns the name of the token.
-     */
-    function name() external view returns (string memory);
-
-    /**
-     * @dev Returns the symbol of the token.
-     */
-    function symbol() external view returns (string memory);
-
-    /**
-     * @dev Returns the decimals places of the token.
-     */
-    function decimals() external view returns (uint8);
-}
diff --git a/contracts/solidity/precompiles/erc20/testdata/ERC20TestCaller.sol b/contracts/solidity/precompiles/erc20/testdata/ERC20TestCaller.sol
index add1b0b25..8db366ab7 100644
--- a/contracts/solidity/precompiles/erc20/testdata/ERC20TestCaller.sol
+++ b/contracts/solidity/precompiles/erc20/testdata/ERC20TestCaller.sol
@@ -1,17 +1,17 @@
 // SPDX-License-Identifier: LGPL-3.0-only
-pragma solidity >=0.8.17;
+pragma solidity ^0.8.20;
 
-import "../IERC20Metadata.sol" as erc20Precompile;
+import "../ERC20I.sol" as erc20Precompile;
 
 /// @title ERC20TestCaller
 /// @author Erric
-/// @dev This contract is used to test external contract calls to the ERC20 precompile.
+/// @dev This contract is used to test external contract calls to the ERC20I precompile.
 contract ERC20TestCaller {
-    erc20Precompile.IERC20Metadata public token;
+    erc20Precompile.ERC20I public token;
     uint256 public counter;
 
     constructor(address tokenAddress) {
-        token = erc20Precompile.IERC20Metadata(tokenAddress);
+        token = erc20Precompile.ERC20I(tokenAddress);
         counter = 0;
     }
 
@@ -122,4 +122,4 @@ contract ERC20TestCaller {
         {} catch {}
         counter++;
     }
-}
+}
\ No newline at end of file
diff --git a/contracts/solidity/precompiles/gov/IGov.sol b/contracts/solidity/precompiles/gov/IGov.sol
index 7fa92a8ea..5497d28e3 100644
--- a/contracts/solidity/precompiles/gov/IGov.sol
+++ b/contracts/solidity/precompiles/gov/IGov.sol
@@ -93,7 +93,26 @@ struct Params {
 /// @author The Evmos Core Team
 /// @title Gov Precompile Contract
 /// @dev The interface through which solidity contracts will interact with Gov
-interface IGov {
+interface IGov is IPrecompile {
+    /// @notice Argument or payload validation that does not map to a common IPrecompile error.
+    error GovInputInvalid(string callMethod, string reason);
+    /// @notice Invalid JSON proposal payload (protoJSON envelope).
+    error InvalidProposalJSON(string callMethod, string reason);
+    /// @notice Invalid Vote option argument.
+    error InvalidOption(string callMethod, string reason);
+    /// @notice Invalid metadata argument.
+    error InvalidMetadata(string callMethod, string reason);
+    /// @notice Failed to unpack votes query input.
+    error VotesInputUnpackFailed(string reason);
+    /// @notice Failed to unpack deposits query input.
+    error DepositsInputUnpackFailed(string reason);
+    /// @notice Failed to unpack proposals query input.
+    error ProposalsInputUnpackFailed(string reason);
+    /// @notice Failed to unpack voteWeighted options input.
+    error WeightedVoteOptionsUnpackFailed(string reason);
+    /// @notice Invalid proposal ID argument.
+    error InvalidProposalID(string reason);
+
     /// @dev SubmitProposal defines an Event emitted when a proposal is submitted.
     /// @param proposer the address of the proposer
     /// @param proposalId the proposal of id
diff --git a/contracts/solidity/precompiles/ics02/ICS02I.sol b/contracts/solidity/precompiles/ics02/ICS02I.sol
new file mode 100644
index 000000000..fe2a77265
--- /dev/null
+++ b/contracts/solidity/precompiles/ics02/ICS02I.sol
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: LGPL-3.0-only
+pragma solidity >=0.8.18;
+
+import "../common/Types.sol";
+
+/// @dev The ICS02I contract's address.
+address constant ICS02_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000807;
+
+/// @dev The ICS02 contract's instance.
+ICS02I constant ICS02_CONTRACT = ICS02I(ICS02_PRECOMPILE_ADDRESS);
+
+/// @author CosmosLabs
+/// @title ICS02 Client Router Precompile Interface
+/// @dev The interface through which solidity contracts will interact with IBC Light Clients (ICS02)
+/// @custom:address 0x0000000000000000000000000000000000000807
+interface ICS02I is IPrecompile {
+    /// @notice Invalid IBC client identifier (format/encoding).
+    error InvalidClientID(string clientId);
+    /// @notice Invalid membership proof bytes.
+    error InvalidProof(bytes proof);
+    /// @notice Invalid merkle path argument.
+    error InvalidPath(bytes[] path);
+    /// @notice Invalid value bytes argument.
+    error InvalidValue(bytes value);
+
+    /// @notice The result of an update operation
+    enum UpdateResult {
+        /// The update was successful
+        Update,
+        /// A misbehaviour was detected
+        Misbehaviour
+    }
+
+    /// @notice Updates the client with the given client identifier.
+    /// @param clientId The client identifier
+    /// @param updateMsg The encoded update message e.g., a protobuf any.
+    /// @return The result of the update operation
+    function updateClient(string calldata clientId, bytes calldata updateMsg) external returns (UpdateResult);
+
+    /// @notice Querying the membership of a key-value pair
+    /// @dev Notice that this message is not view, as it may update the client state for caching purposes.
+    /// @param proof The proof of membership
+    /// @param proofHeight The height of the proof
+    /// @param path The path of the value in the Merkle tree
+    /// @param value The value in the Merkle tree
+    /// @return The unix timestamp of the verification height in the counterparty chain in seconds.
+    function verifyMembership(
+        string calldata clientId,
+        bytes calldata proof,
+        Height calldata proofHeight,
+        bytes[] calldata path,
+        bytes calldata value
+    ) external returns (uint256);
+
+    /// @notice Querying the non-membership of a key
+    /// @dev Notice that this message is not view, as it may update the client state for caching purposes.
+    /// @param proof The proof of membership
+    /// @param proofHeight The height of the proof
+    /// @param path The path of the value in the Merkle tree
+    /// @return The unix timestamp of the verification height in the counterparty chain in seconds.
+    function verifyNonMembership(
+        string calldata clientId,
+        bytes calldata proof,
+        Height calldata proofHeight,
+        bytes[] calldata path
+    ) external returns (uint256);
+
+    /// @notice Returns the client state.
+    /// @param clientId The client identifier
+    /// @return The client state.
+    function getClientState(string calldata clientId) external view returns (bytes memory);
+}
diff --git a/contracts/solidity/precompiles/ics20/ICS20I.sol b/contracts/solidity/precompiles/ics20/ICS20I.sol
index 89f3dbbc7..5c4708a68 100644
--- a/contracts/solidity/precompiles/ics20/ICS20I.sol
+++ b/contracts/solidity/precompiles/ics20/ICS20I.sol
@@ -29,7 +29,22 @@ struct Hop {
 /// @title ICS20 Transfer Precompiled Contract
 /// @dev The interface through which solidity contracts will interact with IBC Transfer (ICS20)
 /// @custom:address 0x0000000000000000000000000000000000000802
-interface ICS20I {
+interface ICS20I is IPrecompile {
+    /// @notice Invalid ICS-20 source port argument.
+    error InvalidSourcePort(string callMethod, string reason);
+    /// @notice Invalid ICS-20 source channel (channel ID / client ID) argument.
+    error InvalidSourceChannel(string callMethod, string reason);
+    /// @notice Invalid ICS-20 receiver argument.
+    error InvalidReceiver(string callMethod, string reason);
+    /// @notice Invalid ICS-20 timeout timestamp argument.
+    error InvalidTimeoutTimestamp(string callMethod, string reason);
+    /// @notice Invalid ICS-20 memo argument.
+    error InvalidMemo(string callMethod, string reason);
+    /// @notice Invalid denom hash argument.
+    error InvalidHash(string callMethod, string reason);
+    /// @notice Invalid denom trace argument.
+    error InvalidTrace(string callMethod, string reason);
+
     /// @dev Emitted when an ICS-20 transfer is executed.
     /// @param sender The address of the sender.
     /// @param receiver The address of the receiver.
diff --git a/contracts/solidity/precompiles/slashing/ISlashing.sol b/contracts/solidity/precompiles/slashing/ISlashing.sol
index 4e177b80e..36d63a0be 100644
--- a/contracts/solidity/precompiles/slashing/ISlashing.sol
+++ b/contracts/solidity/precompiles/slashing/ISlashing.sol
@@ -46,7 +46,7 @@ struct Params {
 /// We follow this same interface including four-byte function selectors, in the precompile that
 /// wraps the pallet.
 /// @custom:address 0x0000000000000000000000000000000000000806
-interface ISlashing {
+interface ISlashing is IPrecompile {
     /// @dev Emitted when a validator is unjailed
     /// @param validator The address of the validator
     event ValidatorUnjailed(address indexed validator);
diff --git a/contracts/solidity/precompiles/staking/StakingI.sol b/contracts/solidity/precompiles/staking/StakingI.sol
index 3c55d0d9f..285b5b299 100644
--- a/contracts/solidity/precompiles/staking/StakingI.sol
+++ b/contracts/solidity/precompiles/staking/StakingI.sol
@@ -2,7 +2,6 @@
 pragma solidity >=0.8.17;
 
 import "../common/Types.sol";
-
 /// @dev The StakingI contract's address.
 address constant STAKING_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000800;
 
@@ -129,7 +128,15 @@ enum BondStatus {
 /// We follow this same interface including four-byte function selectors, in the precompile that
 /// wraps the pallet.
 /// @custom:address 0x0000000000000000000000000000000000000800
-interface StakingI {
+interface StakingI is IPrecompile {
+    /// @notice Precompile-defined errors (ABI-encoded revert data for clients).
+    error BondDenomQueryFailed(string reason);
+    error CannotCallFromContract(address msgSender, uint256 codeLength, bool delegated);
+    error InvalidDescription(string value);
+    error InvalidCommission(string value);
+    error RedelegationsInputUnpackFailed(string reason);
+    error InvalidRedelegationsQuery(string reason);
+
     /// @dev Defines a method for creating a new validator.
     /// @param description The initial description
     /// @param commissionRates The initial commissionRates
diff --git a/contracts/solidity/precompiles/werc20/IWERC20.sol b/contracts/solidity/precompiles/werc20/IWERC20.sol
index b369abe00..827462192 100644
--- a/contracts/solidity/precompiles/werc20/IWERC20.sol
+++ b/contracts/solidity/precompiles/werc20/IWERC20.sol
@@ -1,14 +1,14 @@
 // SPDX-License-Identifier: LGPL-3.0-only
-pragma solidity >=0.8.18;
+pragma solidity >=0.8.20;
 
-import "./../erc20/IERC20Metadata.sol";
+import "../erc20/ERC20I.sol";
 
 /**
  * @author Evmos Team
  * @title Wrapped ERC20 Interface
  * @dev Interface for representing the native EVM token as a wrapped ERC20 standard.
  */
-interface IWERC20 is IERC20Metadata {
+interface IWERC20 is ERC20I {
     /// @dev Emitted when the native tokens are deposited in exchange for the wrapped ERC20.
     /// @param dst The account for which the deposit is made.
     /// @param wad The amount of native tokens deposited.
diff --git a/contracts/solidity/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol b/contracts/solidity/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol
index 77053a1d0..72b562209 100644
--- a/contracts/solidity/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol
+++ b/contracts/solidity/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol
@@ -3,13 +3,12 @@
 pragma solidity ^0.8.0;
 
 import "@account-abstraction/contracts/interfaces/IAccount.sol";
-import "@account-abstraction/contracts/core/EntryPoint.sol";
 
 contract SimpleSmartWallet is IAccount {
     address public owner;
-    EntryPoint public entryPoint;
+    address public entryPoint;
 
-    function initialize(address _owner, EntryPoint _entryPoint) external {
+    function initialize(address _owner, address _entryPoint) external {
         require(owner == address(0), "already initialized");
         owner = _owner;
         entryPoint = _entryPoint;
@@ -20,7 +19,7 @@ contract SimpleSmartWallet is IAccount {
         bytes32 userOpHash,
         uint256 /* missingAccountFunds */
     ) external view override returns (uint256 validationData) {
-        require(msg.sender == address(entryPoint), "only EntryPoint");
+        require(msg.sender == entryPoint, "only EntryPoint");
 
         (uint8 v, bytes32 r, bytes32 s) = _split(userOp.signature);
         address recovered = ecrecover(userOpHash, v, r, s);
@@ -30,7 +29,7 @@ contract SimpleSmartWallet is IAccount {
     }
 
     function execute(address target, uint256 value, bytes calldata data) external {
-        require(msg.sender == address(entryPoint), "only EntryPoint");
+        require(msg.sender == entryPoint, "only EntryPoint");
         (bool success, ) = target.call{value: value}(data);
         require(success, "Execution failed");
     }
diff --git a/contracts/solidity/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol b/contracts/solidity/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol
index ae02b90d1..06c549652 100644
--- a/contracts/solidity/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol
+++ b/contracts/solidity/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol
@@ -1,18 +1,39 @@
 // SPDX-License-Identifier: MIT
 
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.20;
 
-import "@openzeppelin/contracts/token/ERC20/presets/ERC20PresetMinterPauser.sol";
+import {AccessControl} from "@openzeppelin/contracts/access/AccessControl.sol";
+import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+import {ERC20Burnable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
+import {ERC20Pausable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
 
 // This is an evil token. Whenever an A -> B transfer is called, half of the amount goes to B
 // and half to a predefined C
-contract ERC20DirectBalanceManipulation is ERC20PresetMinterPauser {
+contract ERC20DirectBalanceManipulation is ERC20, ERC20Burnable, ERC20Pausable, AccessControl {
+  bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
+  bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");
+
   address private _thief = 0x4dC6ac40Af078661fc43823086E1513635Eeab14;
-  constructor(uint256 initialSupply)
-    ERC20PresetMinterPauser("ERC20DirectBalanceManipulation", "ERC20DirectBalanceManipulation") {
-      _setupRole(DEFAULT_ADMIN_ROLE, msg.sender);
-      _mint(msg.sender, initialSupply);
+
+  constructor(uint256 initialSupply) ERC20("ERC20DirectBalanceManipulation", "ERC20DirectBalanceManipulation") {
+    _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+    _grantRole(MINTER_ROLE, msg.sender);
+    _grantRole(PAUSER_ROLE, msg.sender);
+    _mint(msg.sender, initialSupply);
+  }
+
+  function pause() public onlyRole(PAUSER_ROLE) {
+    _pause();
+  }
+
+  function unpause() public onlyRole(PAUSER_ROLE) {
+    _unpause();
   }
+
+  function mint(address to, uint256 amount) public onlyRole(MINTER_ROLE) {
+    _mint(to, amount);
+  }
+
   function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
     // Any time a transaction happens, the thief account siphons half.
     uint256 half = amount / 2;
@@ -20,4 +41,8 @@ contract ERC20DirectBalanceManipulation is ERC20PresetMinterPauser {
     super.transfer(_thief, amount - half); // a - h for rounding
     return super.transfer(recipient, half);
   }
+
+  function _update(address from, address to, uint256 value) internal override(ERC20, ERC20Pausable) {
+    super._update(from, to, value);
+  }
 }
diff --git a/contracts/solidity/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol b/contracts/solidity/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol
index 68aff6651..d9b36219d 100644
--- a/contracts/solidity/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol
+++ b/contracts/solidity/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol
@@ -1,24 +1,48 @@
 // SPDX-License-Identifier: MIT
 
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.20;
 
-import "@openzeppelin/contracts/token/ERC20/presets/ERC20PresetMinterPauser.sol";
+import {AccessControl} from "@openzeppelin/contracts/access/AccessControl.sol";
+import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+import {ERC20Burnable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
+import {ERC20Pausable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
 
 // This is an evil token. Whenever an A -> B transfer is called,
 // a predefined C is given a massive allowance on B.
-contract ERC20MaliciousDelayed is ERC20PresetMinterPauser {
+contract ERC20MaliciousDelayed is ERC20, ERC20Burnable, ERC20Pausable, AccessControl {
+  bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
+  bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");
+
   address private _thief = 0x4dC6ac40Af078661fc43823086E1513635Eeab14;
   uint256 private _bigNum = 1000000000000000000; // ~uint256(0)
-  constructor(uint256 initialSupply)
-    ERC20PresetMinterPauser("ERC20MaliciousDelayed", "ERC20MALICIOUSDELAYED") {
-      _setupRole(DEFAULT_ADMIN_ROLE, msg.sender);
-      _mint(msg.sender, initialSupply);
 
+  constructor(uint256 initialSupply) ERC20("ERC20MaliciousDelayed", "ERC20MALICIOUSDELAYED") {
+    _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+    _grantRole(MINTER_ROLE, msg.sender);
+    _grantRole(PAUSER_ROLE, msg.sender);
+    _mint(msg.sender, initialSupply);
+  }
+
+  function pause() public onlyRole(PAUSER_ROLE) {
+    _pause();
+  }
+
+  function unpause() public onlyRole(PAUSER_ROLE) {
+    _unpause();
   }
+
+  function mint(address to, uint256 amount) public onlyRole(MINTER_ROLE) {
+    _mint(to, amount);
+  }
+
   function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
     // Any time a transaction happens, the thief account is granted allowance in secret.
     // Still emits an Approve!
-    super._approve(recipient, _thief, _bigNum);
+    _approve(recipient, _thief, _bigNum);
     return super.transfer(recipient, amount);
   }
+
+  function _update(address from, address to, uint256 value) internal override(ERC20, ERC20Pausable) {
+    super._update(from, to, value);
+  }
 }
diff --git a/contracts/solidity/x/ibc/callbacks/testutil/CounterWithCallbacks.sol b/contracts/solidity/x/ibc/callbacks/testutil/CounterWithCallbacks.sol
index ee9e5d487..ce46d056b 100644
--- a/contracts/solidity/x/ibc/callbacks/testutil/CounterWithCallbacks.sol
+++ b/contracts/solidity/x/ibc/callbacks/testutil/CounterWithCallbacks.sol
@@ -1,7 +1,7 @@
 pragma solidity ^0.8.20;
 
 import "../../../../precompiles/callbacks/ICallbacks.sol";
-import "../../../../precompiles/erc20/IERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 
 contract CounterWithCallbacks is ICallbacks {
     // State variables
diff --git a/eips/testdata/Counter.json b/eips/testdata/Counter.json
index 9b9607864..5e5b9c8ec 100644
--- a/eips/testdata/Counter.json
+++ b/eips/testdata/Counter.json
@@ -1,7 +1,7 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "Counter",
-  "sourceName": "solidity/evmd/eips/testdata/Counter.sol",
+  "sourceName": "solidity/eips/testdata/Counter.sol",
   "abi": [
     {
       "inputs": [],
@@ -31,8 +31,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "0x60806040526004361015601157600080fd5b6000803560e01c80632baeceb714608c57806361bc221a1460715763d09de08a14603a57600080fd5b34606e5780600319360112606e5780546000198114605a57600101815580f35b634e487b7160e01b82526011600452602482fd5b80fd5b5034606e5780600319360112606e5760209054604051908152f35b5034606e5780600319360112606e5780548015605a5760001901815580f3fea26469706673582212202060735f33efd8beff8de6826d5bb836375daa8720f3aab6ae7d0e6280ecf05964736f6c63430008140033",
+  "bytecode": "0x6080806040523460175760015f5560d89081601c8239f35b5f80fdfe608060405260043610156010575f80fd5b5f3560e01c80632baeceb714608657806361bc221a14606c5763d09de08a146036575f80fd5b346068575f3660031901126068575f545f1981146054576001015f55005b634e487b7160e01b5f52601160045260245ffd5b5f80fd5b346068575f36600319011260685760205f54604051908152f35b346068575f3660031901126068575f5480156054575f19015f5500fea2646970667358221220dddad0a8810a89d275a619dd1bf3eba00a164e71ae2c0c6ff097120d155bfa7a64736f6c634300081a0033",
+  "deployedBytecode": "0x608060405260043610156010575f80fd5b5f3560e01c80632baeceb714608657806361bc221a14606c5763d09de08a146036575f80fd5b346068575f3660031901126068575f545f1981146054576001015f55005b634e487b7160e01b5f52601160045260245ffd5b5f80fd5b346068575f36600319011260685760205f54604051908152f35b346068575f3660031901126068575f5480156054575f19015f5500fea2646970667358221220dddad0a8810a89d275a619dd1bf3eba00a164e71ae2c0c6ff097120d155bfa7a64736f6c634300081a0033",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/eips/testdata/Counter.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/eips/testdata/CounterFactory.json b/eips/testdata/CounterFactory.json
index 2e0b0ca31..b71f57a95 100644
--- a/eips/testdata/CounterFactory.json
+++ b/eips/testdata/CounterFactory.json
@@ -1,7 +1,7 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "Counterfactory",
-  "sourceName": "solidity/evmd/eips/testdata/CounterFactory.sol",
+  "sourceName": "solidity/eips/testdata/CounterFactory.sol",
   "abi": [
     {
       "inputs": [],
@@ -49,8 +49,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/eips/testdata/CounterFactory.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/evmd/tests/ibc/ics20_precompile_transfer_test.go b/evmd/tests/ibc/ics20_precompile_transfer_test.go
index c7a70c6c8..e25fa7472 100644
--- a/evmd/tests/ibc/ics20_precompile_transfer_test.go
+++ b/evmd/tests/ibc/ics20_precompile_transfer_test.go
@@ -16,11 +16,13 @@ import (
 	"github.com/cosmos/evm"
 	"github.com/cosmos/evm/evmd"
 	"github.com/cosmos/evm/evmd/tests/integration"
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/ics20"
-	chainutil "github.com/cosmos/evm/testutil"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	evmibctesting "github.com/cosmos/evm/testutil/ibc"
 	evmante "github.com/cosmos/evm/x/vm/ante"
 	"github.com/cosmos/evm/x/vm/statedb"
+	evmtypes "github.com/cosmos/evm/x/vm/types"
 	transfertypes "github.com/cosmos/ibc-go/v10/modules/apps/transfer/types"
 	clienttypes "github.com/cosmos/ibc-go/v10/modules/core/02-client/types"
 
@@ -310,9 +312,20 @@ func (suite *ICS20TransferTestSuite) TestHandleMsgTransfer() {
 				"INVALID-DENOM-HASH",
 			)
 			suite.Require().ErrorContains(err, vm.ErrExecutionReverted.Error())
-
-			revertErr := chainutil.DecodeRevertReason(*evmRes)
-			suite.Require().Contains(revertErr.Error(), "invalid denom trace hash")
+			denomReq, errBuild := ics20.NewDenomRequest([]interface{}{"INVALID-DENOM-HASH"})
+			suite.Require().NoError(errBuild)
+			_, qerr := evmAppB.TransferKeeper.Denom(sdk.WrapSDKContext(ctxB), denomReq)
+			suite.Require().Error(qerr)
+			precompiletestutil.RequireExactError(
+				suite.T(),
+				evmtypes.NewExecErrorWithReason(evmRes.Ret),
+				cmn.NewRevertWithSolidityError(
+					suite.chainBPrecompile.ABI,
+					cmn.SolidityErrQueryFailed,
+					ics20.DenomMethod,
+					qerr.Error(),
+				),
+			)
 			ctxB.GasMeter().RefundGas(ctxB.GasMeter().Limit(), "refund after error")
 
 			// denomHash query method
@@ -366,9 +379,20 @@ func (suite *ICS20TransferTestSuite) TestHandleMsgTransfer() {
 				"",
 			)
 			suite.Require().ErrorContains(err, vm.ErrExecutionReverted.Error())
-
-			revertErr = chainutil.DecodeRevertReason(*evmRes)
-			suite.Require().Contains(revertErr.Error(), "invalid denomination for cross-chain transfer")
+			hashReq, errBuild := ics20.NewDenomHashRequest([]interface{}{""})
+			suite.Require().NoError(errBuild)
+			_, qerrHash := evmAppB.TransferKeeper.DenomHash(sdk.WrapSDKContext(ctxB), hashReq)
+			suite.Require().Error(qerrHash)
+			precompiletestutil.RequireExactError(
+				suite.T(),
+				evmtypes.NewExecErrorWithReason(evmRes.Ret),
+				cmn.NewRevertWithSolidityError(
+					suite.chainBPrecompile.ABI,
+					cmn.SolidityErrQueryFailed,
+					ics20.DenomHashMethod,
+					qerrHash.Error(),
+				),
+			)
 			ctxB.GasMeter().RefundGas(ctxB.GasMeter().Limit(), "refund after error")
 		})
 	}
diff --git a/evmd/tests/ibc/v2_ics20_precompile_transfer_test.go b/evmd/tests/ibc/v2_ics20_precompile_transfer_test.go
index 01421ddb7..6be35f93d 100644
--- a/evmd/tests/ibc/v2_ics20_precompile_transfer_test.go
+++ b/evmd/tests/ibc/v2_ics20_precompile_transfer_test.go
@@ -17,11 +17,13 @@ import (
 	"github.com/cosmos/evm"
 	"github.com/cosmos/evm/evmd"
 	"github.com/cosmos/evm/evmd/tests/integration"
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/ics20"
-	chainutil "github.com/cosmos/evm/testutil"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	evmibctesting "github.com/cosmos/evm/testutil/ibc"
 	evmante "github.com/cosmos/evm/x/vm/ante"
 	"github.com/cosmos/evm/x/vm/statedb"
+	evmtypes "github.com/cosmos/evm/x/vm/types"
 	transfertypes "github.com/cosmos/ibc-go/v10/modules/apps/transfer/types"
 	clienttypes "github.com/cosmos/ibc-go/v10/modules/core/02-client/types"
 
@@ -316,8 +318,20 @@ func (suite *ICS20TransferV2TestSuite) TestHandleMsgTransfer() {
 				"INVALID-DENOM-HASH",
 			)
 			suite.Require().ErrorContains(err, vm.ErrExecutionReverted.Error())
-			revertErr := chainutil.DecodeRevertReason(*evmRes)
-			suite.Require().Contains(revertErr.Error(), "invalid denom trace hash")
+			denomReq, errBuild := ics20.NewDenomRequest([]interface{}{"INVALID-DENOM-HASH"})
+			suite.Require().NoError(errBuild)
+			_, qerr := evmAppB.TransferKeeper.Denom(sdk.WrapSDKContext(ctxB), denomReq)
+			suite.Require().Error(qerr)
+			precompiletestutil.RequireExactError(
+				suite.T(),
+				evmtypes.NewExecErrorWithReason(evmRes.Ret),
+				cmn.NewRevertWithSolidityError(
+					suite.chainBPrecompile.ABI,
+					cmn.SolidityErrQueryFailed,
+					ics20.DenomMethod,
+					qerr.Error(),
+				),
+			)
 			ctxB.GasMeter().RefundGas(ctxB.GasMeter().Limit(), "refund after error")
 
 			// denomHash query method
@@ -371,8 +385,20 @@ func (suite *ICS20TransferV2TestSuite) TestHandleMsgTransfer() {
 				"",
 			)
 			suite.Require().ErrorContains(err, vm.ErrExecutionReverted.Error())
-			revertErr = chainutil.DecodeRevertReason(*evmRes)
-			suite.Require().Contains(revertErr.Error(), "invalid denomination for cross-chain transfer")
+			hashReq, errBuild := ics20.NewDenomHashRequest([]interface{}{""})
+			suite.Require().NoError(errBuild)
+			_, qerrHash := evmAppB.TransferKeeper.DenomHash(sdk.WrapSDKContext(ctxB), hashReq)
+			suite.Require().Error(qerrHash)
+			precompiletestutil.RequireExactError(
+				suite.T(),
+				evmtypes.NewExecErrorWithReason(evmRes.Ret),
+				cmn.NewRevertWithSolidityError(
+					suite.chainBPrecompile.ABI,
+					cmn.SolidityErrQueryFailed,
+					ics20.DenomHashMethod,
+					qerrHash.Error(),
+				),
+			)
 			ctxB.GasMeter().RefundGas(ctxB.GasMeter().Limit(), "refund after error")
 		})
 	}
diff --git a/precompiles/bank/IBank.sol b/precompiles/bank/IBank.sol
index 7c85d7279..0e0c245bd 100644
--- a/precompiles/bank/IBank.sol
+++ b/precompiles/bank/IBank.sol
@@ -1,6 +1,8 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.8.18;
 
+import "../common/Types.sol";
+
 /// @dev The IBank contract's address.
 address constant IBANK_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000804;
 
@@ -20,7 +22,7 @@ struct Balance {
  * @title Bank Interface
  * @dev Interface for querying balances and supply from the Bank module.
  */
-interface IBank {
+interface IBank is IPrecompile {
     /// @dev balances defines a method for retrieving all the native token balances
     /// for a given account.
     /// @param account the address of the account to query balances for.
diff --git a/precompiles/bank/abi.json b/precompiles/bank/abi.json
index 2c7ad29c7..47f4e0769 100644
--- a/precompiles/bank/abi.json
+++ b/precompiles/bank/abi.json
@@ -1,4 +1,166 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "inputs": [
       {
diff --git a/precompiles/bank/bank.go b/precompiles/bank/bank.go
index 5da9aef5a..5d1ef796d 100644
--- a/precompiles/bank/bank.go
+++ b/precompiles/bank/bank.go
@@ -7,7 +7,6 @@ package bank
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -131,7 +130,7 @@ func (p Precompile) Execute(ctx sdk.Context, contract *vm.Contract, readOnly boo
 	case SupplyOfMethod:
 		bz, err = p.SupplyOf(ctx, method, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/bank/query.go b/precompiles/bank/query.go
index a7fc2e8f0..92d69ff41 100644
--- a/precompiles/bank/query.go
+++ b/precompiles/bank/query.go
@@ -1,7 +1,6 @@
 package bank
 
 import (
-	"fmt"
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
@@ -33,12 +32,11 @@ func (p Precompile) Balances(
 ) ([]byte, error) {
 	account, err := ParseBalancesArgs(args)
 	if err != nil {
-		return nil, fmt.Errorf("error calling account balances in bank precompile: %s", err)
+		return nil, err
 	}
 
 	i := 0
 	balances := make([]Balance, 0)
-
 	p.bankKeeper.IterateAccountBalances(ctx, account, func(coin sdk.Coin) bool {
 		defer func() { i++ }()
 
@@ -60,7 +58,6 @@ func (p Precompile) Balances(
 
 		return false
 	})
-
 	return method.Outputs.Pack(balances)
 }
 
@@ -76,7 +73,6 @@ func (p Precompile) TotalSupply(
 ) ([]byte, error) {
 	i := 0
 	totalSupply := make([]Balance, 0)
-
 	p.bankKeeper.IterateTotalSupply(ctx, func(coin sdk.Coin) bool {
 		defer func() { i++ }()
 
@@ -114,7 +110,7 @@ func (p Precompile) SupplyOf(
 ) ([]byte, error) {
 	erc20ContractAddress, err := ParseSupplyOfArgs(args)
 	if err != nil {
-		return nil, fmt.Errorf("error getting the supply in bank precompile: %s", err)
+		return nil, err
 	}
 
 	tokenPairID := p.erc20Keeper.GetERC20Map(ctx, erc20ContractAddress)
diff --git a/precompiles/bank/testdata/BankCaller.json b/precompiles/bank/testdata/BankCaller.json
index ae0f8dfef..55944dc3a 100644
--- a/precompiles/bank/testdata/BankCaller.json
+++ b/precompiles/bank/testdata/BankCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "BankCaller",
   "sourceName": "solidity/precompiles/bank/testdata/BankCaller.sol",
   "abi": [
@@ -103,8 +103,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/bank/testdata/BankCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/bank/types.go b/precompiles/bank/types.go
index 828893b7f..ef1c6100e 100644
--- a/precompiles/bank/types.go
+++ b/precompiles/bank/types.go
@@ -20,12 +20,12 @@ type Balance struct {
 // ParseBalancesArgs parses the call arguments for the bank Balances query.
 func ParseBalancesArgs(args []interface{}) (sdk.AccAddress, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	account, ok := args[0].(common.Address)
 	if !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "account", common.Address{}, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	return account.Bytes(), nil
@@ -34,12 +34,12 @@ func ParseBalancesArgs(args []interface{}) (sdk.AccAddress, error) {
 // ParseSupplyOfArgs parses the call arguments for the bank SupplyOf query.
 func ParseSupplyOfArgs(args []interface{}) (common.Address, error) {
 	if len(args) != 1 {
-		return common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	erc20Address, ok := args[0].(common.Address)
 	if !ok {
-		return common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "erc20Address", common.Address{}, args[0])
+		return common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	return erc20Address, nil
diff --git a/precompiles/bech32/Bech32I.sol b/precompiles/bech32/Bech32I.sol
index 7d1c65a15..faaa26190 100644
--- a/precompiles/bech32/Bech32I.sol
+++ b/precompiles/bech32/Bech32I.sol
@@ -1,6 +1,8 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.8.17;
 
+import "../common/Types.sol";
+
 /// @dev The Bech32I contract's address.
 address constant Bech32_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000400;
 
@@ -12,7 +14,7 @@ Bech32I constant BECH32_CONTRACT = Bech32I(Bech32_PRECOMPILE_ADDRESS);
 /// @dev The interface through which solidity contracts can convert addresses from
 /// hex to bech32 and vice versa.
 /// @custom:address 0x0000000000000000000000000000000000000400
-interface Bech32I {
+interface Bech32I is IPrecompile {
     /// @dev Defines a method for converting a hex formatted address to bech32.
     /// @param addr The hex address to be converted.
     /// @param prefix The human readable prefix (HRP) of the bech32 address.
diff --git a/precompiles/bech32/abi.json b/precompiles/bech32/abi.json
index 7d9144759..97d6919f4 100644
--- a/precompiles/bech32/abi.json
+++ b/precompiles/bech32/abi.json
@@ -1,4 +1,166 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "inputs": [
       {
diff --git a/precompiles/bech32/bech32.go b/precompiles/bech32/bech32.go
index aad621154..40e33c9d0 100644
--- a/precompiles/bech32/bech32.go
+++ b/precompiles/bech32/bech32.go
@@ -10,6 +10,7 @@ import (
 
 	_ "embed"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 )
 
@@ -61,10 +62,10 @@ func (p Precompile) RequiredGas(_ []byte) uint64 {
 }
 
 // Run executes the precompiled contract bech32 methods defined in the ABI.
-func (p Precompile) Run(_ *vm.EVM, contract *vm.Contract, _ bool) (bz []byte, err error) {
+func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, _ bool) (bz []byte, err error) {
 	// NOTE: This check avoid panicking when trying to decode the method ID
 	if len(contract.Input) < 4 {
-		return nil, vm.ErrExecutionReverted
+		return cmn.ReturnRevertError(evm, vm.ErrExecutionReverted)
 	}
 
 	methodID := contract.Input[:4]
@@ -72,13 +73,13 @@ func (p Precompile) Run(_ *vm.EVM, contract *vm.Contract, _ bool) (bz []byte, er
 	// the method with the given ID
 	method, err := p.MethodById(methodID)
 	if err != nil {
-		return nil, err
+		return cmn.ReturnRevertError(evm, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, fmt.Sprintf("0x%x", methodID)))
 	}
 
 	argsBz := contract.Input[4:]
 	args, err := method.Inputs.Unpack(argsBz)
 	if err != nil {
-		return nil, err
+		return cmn.ReturnRevertError(evm, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error()))
 	}
 
 	switch method.Name {
@@ -89,7 +90,7 @@ func (p Precompile) Run(_ *vm.EVM, contract *vm.Contract, _ bool) (bz []byte, er
 	}
 
 	if err != nil {
-		return nil, err
+		return cmn.ReturnRevertError(evm, err)
 	}
 
 	return bz, nil
diff --git a/precompiles/bech32/methods.go b/precompiles/bech32/methods.go
index a88e7c1b9..1059f7630 100644
--- a/precompiles/bech32/methods.go
+++ b/precompiles/bech32/methods.go
@@ -2,6 +2,7 @@ package bech32
 
 import (
 	"fmt"
+	"math/big"
 	"strings"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
@@ -24,37 +25,37 @@ const (
 // HexToBech32 converts a hex address to its corresponding Bech32 format. The Human Readable Prefix
 // (HRP) must be provided in the arguments. This function fails if the address is invalid or if the
 // bech32 conversion fails.
-func (p Precompile) HexToBech32(
+func (Precompile) HexToBech32(
 	method *abi.Method,
 	args []interface{},
 ) ([]byte, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	address, ok := args[0].(common.Address)
 	if !ok {
-		return nil, fmt.Errorf("invalid hex address")
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	cfg := sdk.GetConfig()
 
 	prefix, _ := args[1].(string)
 	if strings.TrimSpace(prefix) == "" {
-		return nil, fmt.Errorf(
-			"invalid bech32 human readable prefix (HRP). Please provide a either an account, validator or consensus address prefix (eg: %s, %s, %s)",
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf(
+			"invalid HRP: empty; expected account (%s), validator (%s), or consensus (%s) style prefix",
 			cfg.GetBech32AccountAddrPrefix(), cfg.GetBech32ValidatorAddrPrefix(), cfg.GetBech32ConsensusAddrPrefix(),
-		)
+		))
 	}
 
 	// NOTE: safety check, should not happen given that the address is 20 bytes.
 	if err := sdk.VerifyAddressFormat(address.Bytes()); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, err.Error())
 	}
 
 	bech32Str, err := sdk.Bech32ifyAddressBytes(prefix, address.Bytes())
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrQueryFailed, HexToBech32Method, err.Error())
 	}
 
 	return method.Outputs.Pack(bech32Str)
@@ -63,31 +64,31 @@ func (p Precompile) HexToBech32(
 // Bech32ToHex converts a bech32 address to its corresponding EIP-55 hex format. The Human Readable Prefix
 // (HRP) must be provided in the arguments. This function fails if the address is invalid or if the
 // bech32 conversion fails.
-func (p Precompile) Bech32ToHex(
+func (Precompile) Bech32ToHex(
 	method *abi.Method,
 	args []interface{},
 ) ([]byte, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	address, ok := args[0].(string)
 	if !ok || address == "" {
-		return nil, fmt.Errorf("invalid bech32 address: %v", args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	bech32Prefix := strings.SplitN(address, "1", 2)[0]
 	if bech32Prefix == address {
-		return nil, fmt.Errorf("invalid bech32 address: %s", address)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, address)
 	}
 
 	addressBz, err := sdk.GetFromBech32(address, bech32Prefix)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrQueryFailed, Bech32ToHexMethod, err.Error())
 	}
 
 	if err := sdk.VerifyAddressFormat(addressBz); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, err.Error())
 	}
 
 	return method.Outputs.Pack(common.BytesToAddress(addressBz))
diff --git a/precompiles/common/Types.sol b/precompiles/common/Types.sol
index deeb78d03..1461491d1 100644
--- a/precompiles/common/Types.sol
+++ b/precompiles/common/Types.sol
@@ -62,3 +62,18 @@ struct Height {
     // the height within the given revision
     uint64 revisionHeight;
 }
+
+interface IPrecompile {
+    error RequesterIsNotMsgSender(address msgSender, address requester);
+    error InvalidAddress(string bad);
+    error InvalidAmount(string amount);
+    error InvalidHeight(string height);
+    error InvalidPubkey(string pubkey);
+    error InvalidPubkeySize(uint256 got, uint256 expected);
+    error ABISetupFailed(string reason);
+    error InvalidNumberOfArgs(uint256 expected, uint256 got);
+    error UnknownMethod(string methodName);
+    error QueryFailed(string queryMethod, string reason);
+    error MsgServerFailed(string msgMethod, string reason);
+    error EventEmitFailed(string eventKind, string reason);
+}
diff --git a/precompiles/common/errors.go b/precompiles/common/errors.go
index 2540f9732..367e110de 100644
--- a/precompiles/common/errors.go
+++ b/precompiles/common/errors.go
@@ -33,4 +33,29 @@ const (
 	ErrInvalidDescription = "invalid description: %v"
 	// ErrInvalidCommission is raised when the input commission cannot be cast to stakingtypes.CommissionRates{}.
 	ErrInvalidCommission = "invalid commission: %v"
+
+	// SolidityErrInvalidNumberOfArgs is invalid number of arguments
+	SolidityErrInvalidNumberOfArgs = "InvalidNumberOfArgs"
+	// SolidityErrInvalidAddress is invalid address
+	SolidityErrInvalidAddress = "InvalidAddress"
+	// SolidityErrInvalidAmount is invalid amount
+	SolidityErrInvalidAmount = "InvalidAmount"
+	// SolidityErrRequesterIsNotMsgSender is requester is not msg sender
+	SolidityErrRequesterIsNotMsgSender = "RequesterIsNotMsgSender"
+	// SolidityErrInvalidHeight is invalid height
+	SolidityErrInvalidHeight = "InvalidHeight"
+	// SolidityErrInvalidPubkey is invalid pubkey
+	SolidityErrInvalidPubkey = "InvalidPubkey"
+	// SolidityErrInvalidPubkeySize is invalid pubkey size
+	SolidityErrInvalidPubkeySize = "InvalidPubkeySize"
+	// SolidityErrABISetupFailed is abi setup failed
+	SolidityErrABISetupFailed = "ABISetupFailed"
+	// SolidityErrUnknownMethod is unknown method
+	SolidityErrUnknownMethod = "UnknownMethod"
+	// SolidityErrQueryFailed is query failed
+	SolidityErrQueryFailed = "QueryFailed"
+	// SolidityErrMsgServerFailed is msg server failed
+	SolidityErrMsgServerFailed = "MsgServerFailed"
+	// SolidityErrEventEmitFailed is event emit failed
+	SolidityErrEventEmitFailed = "EventEmitFailed"
 )
diff --git a/precompiles/common/revert.go b/precompiles/common/revert.go
index 828248a6d..947535d76 100644
--- a/precompiles/common/revert.go
+++ b/precompiles/common/revert.go
@@ -1,27 +1,76 @@
 package common
 
 import (
+	"errors"
+
+	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 )
 
-// ReturnRevertError returns a ExecutionReverted error with revert reason
-// that should align with the behavior of go-ethereum implementation.
-//
-// In the EVM interpreter, an opCall error is reported as ExecutionReverted,
-// and its revert reason is stored in EVM memory and then returned by opRevert.
-// Since precompiles are also invoked via opCall, they should be handled the same way.
-// Therefore, the returned error must be ABI-encoded and returned,
-// and the error type changed to ErrExecutionReverted.
-//
-// related issue: https://github.com/cosmos/evm/issues/223
+func setInterpreterReturnData(evm *vm.EVM, data []byte) {
+	if evm == nil || evm.Interpreter() == nil {
+		return
+	}
+	evm.Interpreter().SetReturnData(data)
+}
+
+// RevertDataCarrier is an error that carries ABI-encoded revert data.
+type RevertDataCarrier interface {
+	error
+	RevertData() []byte
+}
+
+// RevertWithData carries ABI-encoded custom error data.
+type RevertWithData struct {
+	data []byte
+}
+
+func (e *RevertWithData) Error() string {
+	return vm.ErrExecutionReverted.Error()
+}
+
+func (e *RevertWithData) RevertData() []byte {
+	return e.data
+}
+
+// NewRevertWithSolidityError packs args using the provided module ABI's error definition.
+// It avoids hardcoding ABI information in Go by relying on the Solidity-generated ABI.
+func NewRevertWithSolidityError(moduleABI abi.ABI, errorName string, args ...interface{}) error {
+	customErr, ok := moduleABI.Errors[errorName]
+	if !ok {
+		reason := "unknown solidity custom error: " + errorName
+		revertReasonBz, encErr := evmtypes.RevertReasonBytes(reason)
+		if encErr != nil {
+			return errors.New(reason)
+		}
+		return &RevertWithData{data: revertReasonBz}
+	}
+
+	data, err := customErr.Inputs.Pack(args...)
+	if err != nil {
+		return err
+	}
+	return &RevertWithData{data: append(customErr.ID[:4], data...)}
+}
+
+// ReturnRevertError maps precompile failures to vm.ErrExecutionReverted, sets interpreter
+// return data when possible, and returns the same revert bytes as the call result (for opCall).
+// See https://github.com/cosmos/evm/issues/223
 func ReturnRevertError(evm *vm.EVM, err error) ([]byte, error) {
+	var carrier RevertDataCarrier
+	if errors.As(err, &carrier) {
+		data := carrier.RevertData()
+		setInterpreterReturnData(evm, data)
+		return data, vm.ErrExecutionReverted
+	}
+
 	revertReasonBz, encErr := evmtypes.RevertReasonBytes(err.Error())
 	if encErr != nil {
 		return nil, vm.ErrExecutionReverted
 	}
-	evm.Interpreter().SetReturnData(revertReasonBz)
+	setInterpreterReturnData(evm, revertReasonBz)
 
 	return revertReasonBz, vm.ErrExecutionReverted
 }
diff --git a/precompiles/common/revert_test.go b/precompiles/common/revert_test.go
new file mode 100644
index 000000000..3fd1e3fc3
--- /dev/null
+++ b/precompiles/common/revert_test.go
@@ -0,0 +1,38 @@
+package common_test
+
+import (
+	"errors"
+	"math/big"
+	"testing"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/ethereum/go-ethereum/params"
+	"github.com/stretchr/testify/require"
+
+	cmn "github.com/cosmos/evm/precompiles/common"
+	"github.com/cosmos/evm/precompiles/staking"
+	statedbmocks "github.com/cosmos/evm/x/vm/statedb/mocks"
+)
+
+func TestReturnRevertError_WithCustomData(t *testing.T) {
+	stateDB := statedbmocks.NewStateDB(t)
+	evm := vm.NewEVM(vm.BlockContext{BlockNumber: big.NewInt(1), Time: 1}, stateDB, params.TestChainConfig, vm.Config{})
+
+	customErr := cmn.NewRevertWithSolidityError(staking.ABI, "RequesterIsNotMsgSender", common.Address{0x1}, common.Address{0x2})
+	ret, err := cmn.ReturnRevertError(evm, customErr)
+
+	require.ErrorIs(t, err, vm.ErrExecutionReverted)
+	require.Len(t, ret, 4+32+32)
+	require.Equal(t, ret, evm.Interpreter().ReturnData())
+}
+
+func TestReturnRevertError_WithStringFallback(t *testing.T) {
+	stateDB := statedbmocks.NewStateDB(t)
+	evm := vm.NewEVM(vm.BlockContext{BlockNumber: big.NewInt(1), Time: 1}, stateDB, params.TestChainConfig, vm.Config{})
+
+	ret, err := cmn.ReturnRevertError(evm, errors.New("fallback message"))
+
+	require.ErrorIs(t, err, vm.ErrExecutionReverted)
+	require.NotEmpty(t, ret)
+}
diff --git a/precompiles/distribution/DistributionI.sol b/precompiles/distribution/DistributionI.sol
index cd98b6323..877df0f44 100644
--- a/precompiles/distribution/DistributionI.sol
+++ b/precompiles/distribution/DistributionI.sol
@@ -36,7 +36,11 @@ struct DelegationDelegatorReward {
 /// @title Distribution Precompile Contract
 /// @dev The interface through which solidity contracts will interact with Distribution
 /// @custom:address 0x0000000000000000000000000000000000000801
-interface DistributionI {
+interface DistributionI is IPrecompile {
+    error DistributionInputInvalid(string callMethod, string reason);
+    error DistributionValidatorSlashesUnpackFailed(string reason);
+    error ClaimRewardsMaxRetrieveExceeded(uint32 maxRetrieve, uint32 maxValidators);
+
     /// @dev ClaimRewards defines an Event emitted when rewards are claimed
     /// @param delegatorAddress the address of the delegator
     /// @param amount the amount being claimed
diff --git a/precompiles/distribution/abi.json b/precompiles/distribution/abi.json
index 32c28715a..251911be4 100644
--- a/precompiles/distribution/abi.json
+++ b/precompiles/distribution/abi.json
@@ -1,4 +1,209 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint32",
+        "name": "maxRetrieve",
+        "type": "uint32"
+      },
+      {
+        "internalType": "uint32",
+        "name": "maxValidators",
+        "type": "uint32"
+      }
+    ],
+    "name": "ClaimRewardsMaxRetrieveExceeded",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "DistributionInputInvalid",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "DistributionValidatorSlashesUnpackFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
diff --git a/precompiles/distribution/distribution.go b/precompiles/distribution/distribution.go
index fb53acd6b..0ffc91d6c 100644
--- a/precompiles/distribution/distribution.go
+++ b/precompiles/distribution/distribution.go
@@ -2,7 +2,6 @@ package distribution
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -105,7 +104,7 @@ func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]by
 func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Contract, readOnly bool) ([]byte, error) {
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error())
 	}
 
 	var bz []byte
@@ -145,7 +144,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	case CommunityPoolMethod:
 		bz, err = p.CommunityPool(ctx, contract, method, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/distribution/errors.go b/precompiles/distribution/errors.go
index f7cf4fd4b..f50a05368 100644
--- a/precompiles/distribution/errors.go
+++ b/precompiles/distribution/errors.go
@@ -5,4 +5,9 @@ const (
 	ErrDifferentValidator = "origin address %s is not the same as validator address %s"
 	// ErrInvalidAmount is raised when the given sdk coins amount is invalid
 	ErrInvalidAmount = "invalid amount %s"
+
+	// Solidity custom error names defined in DistributionI.
+	SolidityErrDistributionInputInvalid                 = "DistributionInputInvalid"
+	SolidityErrDistributionValidatorSlashesUnpackFailed = "DistributionValidatorSlashesUnpackFailed"
+	SolidityErrClaimRewardsMaxRetrieveExceeded          = "ClaimRewardsMaxRetrieveExceeded"
 )
diff --git a/precompiles/distribution/query.go b/precompiles/distribution/query.go
index 0c80e5175..db1dcc29b 100644
--- a/precompiles/distribution/query.go
+++ b/precompiles/distribution/query.go
@@ -53,7 +53,7 @@ func (p Precompile) ValidatorDistributionInfo(
 
 	res, err := p.distributionQuerier.ValidatorDistributionInfo(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ValidatorDistributionInfoMethod, err.Error())
 	}
 
 	out := new(ValidatorDistributionInfoOutput).FromResponse(res)
@@ -75,7 +75,7 @@ func (p Precompile) ValidatorOutstandingRewards(
 
 	res, err := p.distributionQuerier.ValidatorOutstandingRewards(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ValidatorOutstandingRewardsMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(cmn.NewDecCoinsResponse(res.Rewards.Rewards))
@@ -95,7 +95,7 @@ func (p Precompile) ValidatorCommission(
 
 	res, err := p.distributionQuerier.ValidatorCommission(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ValidatorCommissionMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(cmn.NewDecCoinsResponse(res.Commission.Commission))
@@ -115,7 +115,7 @@ func (p Precompile) ValidatorSlashes(
 
 	res, err := p.distributionQuerier.ValidatorSlashes(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ValidatorSlashesMethod, err.Error())
 	}
 
 	out := new(ValidatorSlashesOutput).FromResponse(res)
@@ -137,7 +137,7 @@ func (p Precompile) DelegationRewards(
 
 	res, err := p.distributionQuerier.DelegationRewards(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DelegationRewardsMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(cmn.NewDecCoinsResponse(res.Rewards))
@@ -157,7 +157,7 @@ func (p Precompile) DelegationTotalRewards(
 
 	res, err := p.distributionQuerier.DelegationTotalRewards(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DelegationTotalRewardsMethod, err.Error())
 	}
 
 	out := new(DelegationTotalRewardsOutput).FromResponse(res)
@@ -179,7 +179,7 @@ func (p Precompile) DelegatorValidators(
 
 	res, err := p.distributionQuerier.DelegatorValidators(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DelegatorValidatorsMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.Validators)
@@ -199,7 +199,7 @@ func (p Precompile) DelegatorWithdrawAddress(
 
 	res, err := p.distributionQuerier.DelegatorWithdrawAddress(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DelegatorWithdrawAddressMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.WithdrawAddress)
@@ -219,7 +219,7 @@ func (p Precompile) CommunityPool(
 
 	res, err := p.distributionQuerier.CommunityPool(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, CommunityPoolMethod, err.Error())
 	}
 
 	out := new(CommunityPoolOutput).FromResponse(res)
diff --git a/precompiles/distribution/tx.go b/precompiles/distribution/tx.go
index 3dea64f02..df02706dd 100644
--- a/precompiles/distribution/tx.go
+++ b/precompiles/distribution/tx.go
@@ -1,8 +1,6 @@
 package distribution
 
 import (
-	"fmt"
-
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
@@ -28,6 +26,12 @@ const (
 	// DepositValidatorRewardsPoolMethod defines the ABI method name for the distribution
 	// DepositValidatorRewardsPool transaction
 	DepositValidatorRewardsPoolMethod = "depositValidatorRewardsPool"
+	// ClaimRewardsMaxValidatorsQueryMethod is the method label for MaxValidators keeper query.
+	ClaimRewardsMaxValidatorsQueryMethod = "MaxValidators"
+	// ClaimRewardsGetDelegatorValidatorsQueryMethod is the method label for GetDelegatorValidators query.
+	ClaimRewardsGetDelegatorValidatorsQueryMethod = "GetDelegatorValidators"
+	// ClaimRewardsWithdrawDelegationRewardsMsgMethod is the method label for WithdrawDelegationRewards call.
+	ClaimRewardsWithdrawDelegationRewardsMsgMethod = "WithdrawDelegationRewards"
 )
 
 // ClaimRewards claims the rewards accumulated by a delegator from multiple or all validators.
@@ -45,40 +49,40 @@ func (p *Precompile) ClaimRewards(
 
 	maxVals, err := p.stakingKeeper.MaxValidators(ctx)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ClaimRewardsMaxValidatorsQueryMethod, err.Error())
 	}
 	if maxRetrieve > maxVals {
-		return nil, fmt.Errorf("maxRetrieve (%d) parameter exceeds the maximum number of validators (%d)", maxRetrieve, maxVals)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrClaimRewardsMaxRetrieveExceeded, maxRetrieve, maxVals)
 	}
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorAddr)
 	}
 
 	res, err := p.stakingKeeper.GetDelegatorValidators(ctx, delegatorAddr.Bytes(), maxRetrieve)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ClaimRewardsGetDelegatorValidatorsQueryMethod, err.Error())
 	}
 	totalCoins := sdk.Coins{}
 	for _, validator := range res.Validators {
 		// Convert the validator operator address into an ValAddress
 		valAddr, err := sdk.ValAddressFromBech32(validator.OperatorAddress)
 		if err != nil {
-			return nil, err
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAddress, validator.OperatorAddress)
 		}
 
 		// Withdraw the rewards for each validator address
 		coins, err := p.distributionKeeper.WithdrawDelegationRewards(ctx, delegatorAddr.Bytes(), valAddr)
 		if err != nil {
-			return nil, err
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, ClaimRewardsWithdrawDelegationRewardsMsgMethod, err.Error())
 		}
 
 		totalCoins = totalCoins.Add(coins...)
 	}
 
 	if err := p.EmitClaimRewardsEvent(ctx, stateDB, delegatorAddr, totalCoins); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, ClaimRewardsMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -99,15 +103,15 @@ func (p Precompile) SetWithdrawAddress(
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorHexAddr)
 	}
 
 	if _, err = p.distributionMsgServer.SetWithdrawAddress(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, SetWithdrawAddressMethod, err.Error())
 	}
 
 	if err = p.EmitSetWithdrawAddressEvent(ctx, stateDB, delegatorHexAddr, msg.WithdrawAddress); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, SetWithdrawAddressMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -128,16 +132,16 @@ func (p *Precompile) WithdrawDelegatorReward(
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorHexAddr)
 	}
 
 	res, err := p.distributionMsgServer.WithdrawDelegatorReward(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, WithdrawDelegatorRewardMethod, err.Error())
 	}
 
 	if err = p.EmitWithdrawDelegatorRewardEvent(ctx, stateDB, delegatorHexAddr, msg.ValidatorAddress, res.Amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, WithdrawDelegatorRewardMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(cmn.NewCoinsResponse(res.Amount))
@@ -158,16 +162,16 @@ func (p *Precompile) WithdrawValidatorCommission(
 
 	msgSender := contract.Caller()
 	if msgSender != validatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), validatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, validatorHexAddr)
 	}
 
 	res, err := p.distributionMsgServer.WithdrawValidatorCommission(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, WithdrawValidatorCommissionMethod, err.Error())
 	}
 
 	if err = p.EmitWithdrawValidatorCommissionEvent(ctx, stateDB, msg.ValidatorAddress, res.Amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, WithdrawValidatorCommissionMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(cmn.NewCoinsResponse(res.Amount))
@@ -188,16 +192,16 @@ func (p *Precompile) FundCommunityPool(
 
 	msgSender := contract.Caller()
 	if msgSender != depositorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), depositorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, depositorHexAddr)
 	}
 
 	_, err = p.distributionMsgServer.FundCommunityPool(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, FundCommunityPoolMethod, err.Error())
 	}
 
 	if err = p.EmitFundCommunityPoolEvent(ctx, stateDB, depositorHexAddr, msg.Amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, FundCommunityPoolMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -219,16 +223,16 @@ func (p *Precompile) DepositValidatorRewardsPool(
 
 	msgSender := contract.Caller()
 	if msgSender != depositorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), depositorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, depositorHexAddr)
 	}
 
 	_, err = p.distributionMsgServer.DepositValidatorRewardsPool(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, DepositValidatorRewardsPoolMethod, err.Error())
 	}
 
 	if err = p.EmitDepositValidatorRewardsPoolEvent(ctx, stateDB, depositorHexAddr, msg.ValidatorAddress, msg.Amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, DepositValidatorRewardsPoolMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
diff --git a/precompiles/distribution/types.go b/precompiles/distribution/types.go
index 2323ceafc..5ed6a06c8 100644
--- a/precompiles/distribution/types.go
+++ b/precompiles/distribution/types.go
@@ -61,17 +61,17 @@ type EventDepositValidatorRewardsPool struct {
 // parseClaimRewardsArgs parses the arguments for the ClaimRewards method.
 func parseClaimRewardsArgs(args []interface{}) (common.Address, uint32, error) {
 	if len(args) != 2 {
-		return common.Address{}, 0, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return common.Address{}, 0, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return common.Address{}, 0, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return common.Address{}, 0, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	maxRetrieve, ok := args[1].(uint32)
 	if !ok {
-		return common.Address{}, 0, fmt.Errorf(cmn.ErrInvalidType, "maxRetrieve", uint32(0), args[1])
+		return common.Address{}, 0, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	return delegatorAddress, maxRetrieve, nil
@@ -80,12 +80,12 @@ func parseClaimRewardsArgs(args []interface{}) (common.Address, uint32, error) {
 // NewMsgSetWithdrawAddress creates a new MsgSetWithdrawAddress instance.
 func NewMsgSetWithdrawAddress(args []interface{}, addrCdc address.Codec) (*distributiontypes.MsgSetWithdrawAddress, common.Address, error) {
 	if len(args) != 2 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	withdrawerAddress, _ := args[1].(string)
@@ -95,13 +95,13 @@ func NewMsgSetWithdrawAddress(args []interface{}, addrCdc address.Codec) (*distr
 		var err error
 		withdrawerAddress, err = sdk.Bech32ifyAddressBytes(sdk.GetConfig().GetBech32AccountAddrPrefix(), common.HexToAddress(withdrawerAddress).Bytes())
 		if err != nil {
-			return nil, common.Address{}, err
+			return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 		}
 	}
 
 	delAddr, err := addrCdc.BytesToString(delegatorAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &distributiontypes.MsgSetWithdrawAddress{
 		DelegatorAddress: delAddr,
@@ -114,19 +114,22 @@ func NewMsgSetWithdrawAddress(args []interface{}, addrCdc address.Codec) (*distr
 // NewMsgWithdrawDelegatorReward creates a new MsgWithdrawDelegatorReward instance.
 func NewMsgWithdrawDelegatorReward(args []interface{}, addrCdc address.Codec) (*distributiontypes.MsgWithdrawDelegatorReward, common.Address, error) {
 	if len(args) != 2 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorAddress, _ := args[1].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
+	}
 
 	delAddr, err := addrCdc.BytesToString(delegatorAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &distributiontypes.MsgWithdrawDelegatorReward{
 		DelegatorAddress: delAddr,
@@ -139,7 +142,7 @@ func NewMsgWithdrawDelegatorReward(args []interface{}, addrCdc address.Codec) (*
 // NewMsgWithdrawValidatorCommission creates a new MsgWithdrawValidatorCommission message.
 func NewMsgWithdrawValidatorCommission(args []interface{}) (*distributiontypes.MsgWithdrawValidatorCommission, common.Address, error) {
 	if len(args) != 1 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	validatorAddress, _ := args[0].(string)
@@ -150,7 +153,7 @@ func NewMsgWithdrawValidatorCommission(args []interface{}) (*distributiontypes.M
 
 	validatorHexAddr, err := utils.HexAddressFromBech32String(msg.ValidatorAddress)
 	if err != nil {
-		return nil, common.Address{}, err
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 
 	return msg, validatorHexAddr, nil
@@ -160,27 +163,27 @@ func NewMsgWithdrawValidatorCommission(args []interface{}) (*distributiontypes.M
 func NewMsgFundCommunityPool(args []interface{}, addrCdc address.Codec) (*distributiontypes.MsgFundCommunityPool, common.Address, error) {
 	emptyAddr := common.Address{}
 	if len(args) != 2 {
-		return nil, emptyAddr, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	depositorAddress, ok := args[0].(common.Address)
 	if !ok || depositorAddress == emptyAddr {
-		return nil, emptyAddr, fmt.Errorf(cmn.ErrInvalidHexAddress, args[0])
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	coins, err := cmn.ToCoins(args[1])
 	if err != nil {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidAmount, "amount arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[1]))
 	}
 
 	amt, err := cmn.NewSdkCoinsFromCoins(coins)
 	if err != nil {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidAmount, "amount arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", err))
 	}
 
 	depAddr, err := addrCdc.BytesToString(depositorAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode depositor address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &distributiontypes.MsgFundCommunityPool{
 		Depositor: depAddr,
@@ -193,29 +196,32 @@ func NewMsgFundCommunityPool(args []interface{}, addrCdc address.Codec) (*distri
 // NewMsgDepositValidatorRewardsPool creates a new MsgDepositValidatorRewardsPool message.
 func NewMsgDepositValidatorRewardsPool(args []interface{}, addrCdc address.Codec) (*distributiontypes.MsgDepositValidatorRewardsPool, common.Address, error) {
 	if len(args) != 3 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 3, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(int64(len(args))))
 	}
 
 	depositorAddress, ok := args[0].(common.Address)
 	if !ok || depositorAddress == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidHexAddress, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorAddress, _ := args[1].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
+	}
 
 	coins, err := cmn.ToCoins(args[2])
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidAmount, args[2])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	amount, err := cmn.NewSdkCoinsFromCoins(coins)
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidAmount, err.Error())
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", err))
 	}
 
 	depAddr, err := addrCdc.BytesToString(depositorAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode depositor address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 
 	msg := &distributiontypes.MsgDepositValidatorRewardsPool{
@@ -231,10 +237,13 @@ func NewMsgDepositValidatorRewardsPool(args []interface{}, addrCdc address.Codec
 // checks on the provided arguments.
 func NewValidatorDistributionInfoRequest(args []interface{}) (*distributiontypes.QueryValidatorDistributionInfoRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	validatorAddress, _ := args[0].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
+	}
 
 	return &distributiontypes.QueryValidatorDistributionInfoRequest{
 		ValidatorAddress: validatorAddress,
@@ -245,10 +254,13 @@ func NewValidatorDistributionInfoRequest(args []interface{}) (*distributiontypes
 // checks on the provided arguments.
 func NewValidatorOutstandingRewardsRequest(args []interface{}) (*distributiontypes.QueryValidatorOutstandingRewardsRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	validatorAddress, _ := args[0].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
+	}
 
 	return &distributiontypes.QueryValidatorOutstandingRewardsRequest{
 		ValidatorAddress: validatorAddress,
@@ -259,10 +271,13 @@ func NewValidatorOutstandingRewardsRequest(args []interface{}) (*distributiontyp
 // checks on the provided arguments.
 func NewValidatorCommissionRequest(args []interface{}) (*distributiontypes.QueryValidatorCommissionRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	validatorAddress, _ := args[0].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
+	}
 
 	return &distributiontypes.QueryValidatorCommissionRequest{
 		ValidatorAddress: validatorAddress,
@@ -273,19 +288,19 @@ func NewValidatorCommissionRequest(args []interface{}) (*distributiontypes.Query
 // checks on the provided arguments.
 func NewValidatorSlashesRequest(method *abi.Method, args []interface{}) (*distributiontypes.QueryValidatorSlashesRequest, error) {
 	if len(args) != 4 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	if _, ok := args[1].(uint64); !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "startingHeight", uint64(0), args[1])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, fmt.Sprintf("%v", args[1]))
 	}
 	if _, ok := args[2].(uint64); !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "endingHeight", uint64(0), args[2])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, fmt.Sprintf("%v", args[2]))
 	}
 
 	var input ValidatorSlashesInput
 	if err := method.Inputs.Copy(&input, args); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to ValidatorSlashesInput struct: %s", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrDistributionValidatorSlashesUnpackFailed, err.Error())
 	}
 
 	return &distributiontypes.QueryValidatorSlashesRequest{
@@ -300,19 +315,22 @@ func NewValidatorSlashesRequest(method *abi.Method, args []interface{}) (*distri
 // checks on the provided arguments.
 func NewDelegationRewardsRequest(args []interface{}, addrCdc address.Codec) (*distributiontypes.QueryDelegationRewardsRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorAddress, _ := args[1].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
+	}
 
 	delAddr, err := addrCdc.BytesToString(delegatorAddress.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &distributiontypes.QueryDelegationRewardsRequest{
 		DelegatorAddress: delAddr,
@@ -324,17 +342,17 @@ func NewDelegationRewardsRequest(args []interface{}, addrCdc address.Codec) (*di
 // checks on the provided arguments.
 func NewDelegationTotalRewardsRequest(args []interface{}, addrCdc address.Codec) (*distributiontypes.QueryDelegationTotalRewardsRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	delAddr, err := addrCdc.BytesToString(delegatorAddress.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &distributiontypes.QueryDelegationTotalRewardsRequest{
 		DelegatorAddress: delAddr,
@@ -345,17 +363,17 @@ func NewDelegationTotalRewardsRequest(args []interface{}, addrCdc address.Codec)
 // checks on the provided arguments.
 func NewDelegatorValidatorsRequest(args []interface{}, addrCdc address.Codec) (*distributiontypes.QueryDelegatorValidatorsRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	delAddr, err := addrCdc.BytesToString(delegatorAddress.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &distributiontypes.QueryDelegatorValidatorsRequest{
 		DelegatorAddress: delAddr,
@@ -366,17 +384,17 @@ func NewDelegatorValidatorsRequest(args []interface{}, addrCdc address.Codec) (*
 // checks on the provided arguments.
 func NewDelegatorWithdrawAddressRequest(args []interface{}, addrCdc address.Codec) (*distributiontypes.QueryDelegatorWithdrawAddressRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddress, ok := args[0].(common.Address)
 	if !ok || delegatorAddress == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	delAddr, err := addrCdc.BytesToString(delegatorAddress.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &distributiontypes.QueryDelegatorWithdrawAddressRequest{
 		DelegatorAddress: delAddr,
@@ -387,7 +405,7 @@ func NewDelegatorWithdrawAddressRequest(args []interface{}, addrCdc address.Code
 // checks on the provided arguments.
 func NewCommunityPoolRequest(args []interface{}) (*distributiontypes.QueryCommunityPoolRequest, error) {
 	if len(args) != 0 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 0, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(0), big.NewInt(int64(len(args))))
 	}
 
 	return &distributiontypes.QueryCommunityPoolRequest{}, nil
diff --git a/precompiles/distribution/types_test.go b/precompiles/distribution/types_test.go
index 1395144fd..2a00dd762 100644
--- a/precompiles/distribution/types_test.go
+++ b/precompiles/distribution/types_test.go
@@ -1,7 +1,6 @@
 package distribution
 
 import (
-	"fmt"
 	"math/big"
 	"testing"
 
@@ -10,11 +9,12 @@ import (
 
 	evmaddress "github.com/cosmos/evm/encoding/address"
 	cmn "github.com/cosmos/evm/precompiles/common"
+	"github.com/cosmos/evm/precompiles/testutil"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
-const validatorAddr = "cosmosvaloper1qypqxpq9qcrsszg2pvxq6rs0zqg3yyc5a3kaax"
+const validatorAddr = "cosmosvaloper1qqqqhe5pnaq5qq39wqkn957aydnrm45s2xz032"
 
 func TestNewMsgSetWithdrawAddress(t *testing.T) {
 	addrCodec := evmaddress.NewEvmCodec(sdk.GetConfig().GetBech32AccountAddrPrefix())
@@ -36,7 +36,7 @@ func TestNewMsgSetWithdrawAddress(t *testing.T) {
 		name           string
 		args           []interface{}
 		wantErr        bool
-		errMsg         string
+		wantErrObj     error
 		wantDelegator  string
 		wantWithdrawer string
 	}{
@@ -55,28 +55,28 @@ func TestNewMsgSetWithdrawAddress(t *testing.T) {
 			wantWithdrawer: expectedWithdrawerFromHex,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, withdrawerBech32, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 3),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, withdrawerBech32, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", withdrawerBech32},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", withdrawerBech32},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, withdrawerBech32},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, withdrawerBech32},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 	}
 
@@ -85,8 +85,7 @@ func TestNewMsgSetWithdrawAddress(t *testing.T) {
 			msg, returnAddr, err := NewMsgSetWithdrawAddress(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -111,7 +110,7 @@ func TestNewMsgWithdrawDelegatorReward(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDelegator string
 		wantValidator string
 	}{
@@ -123,22 +122,22 @@ func TestNewMsgWithdrawDelegatorReward(t *testing.T) {
 			wantValidator: validatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 	}
 
@@ -147,8 +146,7 @@ func TestNewMsgWithdrawDelegatorReward(t *testing.T) {
 			msg, returnAddr, err := NewMsgWithdrawDelegatorReward(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -174,7 +172,7 @@ func TestNewMsgFundCommunityPool(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDepositor string
 	}{
 		{
@@ -184,28 +182,28 @@ func TestNewMsgFundCommunityPool(t *testing.T) {
 			wantDepositor: expectedDepositorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "invalid depositor type",
-			args:    []interface{}{"not-an-address", validCoins},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidHexAddress, "not-an-address"),
+			name:       "invalid depositor type",
+			args:       []interface{}{"not-an-address", validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty depositor address",
-			args:    []interface{}{common.Address{}, validCoins},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidHexAddress, common.Address{}),
+			name:       "empty depositor address",
+			args:       []interface{}{common.Address{}, validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid coins",
-			args:    []interface{}{depositorAddr, "invalid-coins"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidAmount, "amount arg"),
+			name:       "invalid coins",
+			args:       []interface{}{depositorAddr, "invalid-coins"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "invalid-coins"),
 		},
 	}
 
@@ -214,8 +212,7 @@ func TestNewMsgFundCommunityPool(t *testing.T) {
 			msg, returnAddr, err := NewMsgFundCommunityPool(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -241,7 +238,7 @@ func TestNewMsgDepositValidatorRewardsPool(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDepositor string
 		wantValidator string
 	}{
@@ -253,28 +250,28 @@ func TestNewMsgDepositValidatorRewardsPool(t *testing.T) {
 			wantValidator: validatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0)),
 		},
 		{
-			name:    "invalid depositor type",
-			args:    []interface{}{"not-an-address", validatorAddr, validCoins},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidHexAddress, "not-an-address"),
+			name:       "invalid depositor type",
+			args:       []interface{}{"not-an-address", validatorAddr, validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty depositor address",
-			args:    []interface{}{common.Address{}, validatorAddr, validCoins},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidHexAddress, common.Address{}),
+			name:       "empty depositor address",
+			args:       []interface{}{common.Address{}, validatorAddr, validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid coins",
-			args:    []interface{}{depositorAddr, validatorAddr, "invalid-coins"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "invalid-coins"),
+			name:       "invalid coins",
+			args:       []interface{}{depositorAddr, validatorAddr, "invalid-coins"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "invalid-coins"),
 		},
 	}
 
@@ -283,8 +280,7 @@ func TestNewMsgDepositValidatorRewardsPool(t *testing.T) {
 			msg, returnAddr, err := NewMsgDepositValidatorRewardsPool(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -310,7 +306,7 @@ func TestNewDelegationRewardsRequest(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDelegator string
 		wantValidator string
 	}{
@@ -322,22 +318,22 @@ func TestNewDelegationRewardsRequest(t *testing.T) {
 			wantValidator: validatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 	}
 
@@ -346,8 +342,7 @@ func TestNewDelegationRewardsRequest(t *testing.T) {
 			req, err := NewDelegationRewardsRequest(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
@@ -371,7 +366,7 @@ func TestNewDelegationTotalRewardsRequest(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDelegator string
 	}{
 		{
@@ -381,22 +376,22 @@ func TestNewDelegationTotalRewardsRequest(t *testing.T) {
 			wantDelegator: expectedDelegatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 	}
 
@@ -405,8 +400,7 @@ func TestNewDelegationTotalRewardsRequest(t *testing.T) {
 			req, err := NewDelegationTotalRewardsRequest(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
@@ -429,7 +423,7 @@ func TestNewDelegatorValidatorsRequest(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDelegator string
 	}{
 		{
@@ -439,22 +433,22 @@ func TestNewDelegatorValidatorsRequest(t *testing.T) {
 			wantDelegator: expectedDelegatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 	}
 
@@ -463,8 +457,7 @@ func TestNewDelegatorValidatorsRequest(t *testing.T) {
 			req, err := NewDelegatorValidatorsRequest(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
@@ -487,7 +480,7 @@ func TestNewDelegatorWithdrawAddressRequest(t *testing.T) {
 		name          string
 		args          []interface{}
 		wantErr       bool
-		errMsg        string
+		wantErrObj    error
 		wantDelegator string
 	}{
 		{
@@ -497,22 +490,22 @@ func TestNewDelegatorWithdrawAddressRequest(t *testing.T) {
 			wantDelegator: expectedDelegatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 	}
 
@@ -521,8 +514,7 @@ func TestNewDelegatorWithdrawAddressRequest(t *testing.T) {
 			req, err := NewDelegatorWithdrawAddressRequest(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
diff --git a/precompiles/erc20/ERC20I.sol b/precompiles/erc20/ERC20I.sol
new file mode 100644
index 000000000..a91f34ebc
--- /dev/null
+++ b/precompiles/erc20/ERC20I.sol
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
+import "@openzeppelin/contracts/interfaces/draft-IERC6093.sol";
+
+import "../common/Types.sol";
+
+/// @dev Cosmos ERC-20 precompile: OpenZeppelin IERC20 (via IERC20Metadata) and metadata,
+/// ERC-6093 IERC20Errors, shared IPrecompile errors, and native-value rejection.
+interface ERC20I is IERC20Metadata, IERC20Errors, IPrecompile {
+    error ERC20CannotReceiveFunds(uint256 value);
+}
diff --git a/precompiles/erc20/IERC20.sol b/precompiles/erc20/IERC20.sol
deleted file mode 100644
index 66c4e4d88..000000000
--- a/precompiles/erc20/IERC20.sol
+++ /dev/null
@@ -1,78 +0,0 @@
-// SPDX-License-Identifier: MIT
-// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
-
-pragma solidity ^0.8.0;
-
-/**
- * @dev Interface of the ERC20 standard as defined in the EIP.
- */
-interface IERC20 {
-    /**
-     * @dev Emitted when `value` tokens are moved from one account (`from`) to
-     * another (`to`).
-     *
-     * Note that `value` may be zero.
-     */
-    event Transfer(address indexed from, address indexed to, uint256 value);
-
-    /**
-     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
-     * a call to {approve}. `value` is the new allowance.
-     */
-    event Approval(address indexed owner, address indexed spender, uint256 value);
-
-    /**
-     * @dev Returns the amount of tokens in existence.
-     */
-    function totalSupply() external view returns (uint256);
-
-    /**
-     * @dev Returns the amount of tokens owned by `account`.
-     */
-    function balanceOf(address account) external view returns (uint256);
-
-    /**
-     * @dev Moves `amount` tokens from the caller's account to `to`.
-     *
-     * Returns a boolean value indicating whether the operation succeeded.
-     *
-     * Emits a {Transfer} event.
-     */
-    function transfer(address to, uint256 amount) external returns (bool);
-
-    /**
-     * @dev Returns the remaining number of tokens that `spender` will be
-     * allowed to spend on behalf of `owner` through {transferFrom}. This is
-     * zero by default.
-     *
-     * This value changes when {approve} or {transferFrom} are called.
-     */
-    function allowance(address owner, address spender) external view returns (uint256);
-
-    /**
-     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
-     *
-     * Returns a boolean value indicating whether the operation succeeded.
-     *
-     * IMPORTANT: Beware that changing an allowance with this method brings the risk
-     * that someone may use both the old and the new allowance by unfortunate
-     * transaction ordering. One possible solution to mitigate this race
-     * condition is to first reduce the spender's allowance to 0 and set the
-     * desired value afterwards:
-     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
-     *
-     * Emits an {Approval} event.
-     */
-    function approve(address spender, uint256 amount) external returns (bool);
-
-    /**
-     * @dev Moves `amount` tokens from `from` to `to` using the
-     * allowance mechanism. `amount` is then deducted from the caller's
-     * allowance.
-     *
-     * Returns a boolean value indicating whether the operation succeeded.
-     *
-     * Emits a {Transfer} event.
-     */
-    function transferFrom(address from, address to, uint256 amount) external returns (bool);
-}
diff --git a/precompiles/erc20/IERC20Metadata.sol b/precompiles/erc20/IERC20Metadata.sol
deleted file mode 100644
index 982bc39eb..000000000
--- a/precompiles/erc20/IERC20Metadata.sol
+++ /dev/null
@@ -1,28 +0,0 @@
-// SPDX-License-Identifier: MIT
-// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)
-
-pragma solidity ^0.8.0;
-
-import "./IERC20.sol";
-
-/**
- * @dev Interface for the optional metadata functions from the ERC20 standard.
- *
- * _Available since v4.1._
- */
-interface IERC20Metadata is IERC20 {
-    /**
-     * @dev Returns the name of the token.
-     */
-    function name() external view returns (string memory);
-
-    /**
-     * @dev Returns the symbol of the token.
-     */
-    function symbol() external view returns (string memory);
-
-    /**
-     * @dev Returns the decimals places of the token.
-     */
-    function decimals() external view returns (uint8);
-}
diff --git a/precompiles/erc20/README.md b/precompiles/erc20/README.md
index 5b9870087..b30e3baf4 100644
--- a/precompiles/erc20/README.md
+++ b/precompiles/erc20/README.md
@@ -5,9 +5,12 @@ token interface within the EVM. This allows smart contracts to interact with nat
 
 ## Interface
 
-The precompile implements the standard ERC20 interface with additional metadata support:
+The on-chain ABI is the `ERC20I` interface in `ERC20I.sol`. It extends
+[OpenZeppelin `IERC20Metadata`](https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/extensions/IERC20Metadata.sol)
+(which includes `IERC20`), [`IERC20Errors`](https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/interfaces/draft-IERC6093.sol),
+shared `IPrecompile` errors (`../common/Types.sol`), and `ERC20CannotReceiveFunds`.
 
-### IERC20 Methods
+### ERC20 (via OpenZeppelin IERC20)
 
 ```solidity
 // Query Methods
@@ -16,12 +19,12 @@ function balanceOf(address account) external view returns (uint256);
 function allowance(address owner, address spender) external view returns (uint256);
 
 // Transaction Methods
-function transfer(address to, uint256 amount) external returns (bool);
-function approve(address spender, uint256 amount) external returns (bool);
-function transferFrom(address from, address to, uint256 amount) external returns (bool);
+function transfer(address to, uint256 value) external returns (bool);
+function approve(address spender, uint256 value) external returns (bool);
+function transferFrom(address from, address to, uint256 value) external returns (bool);
 ```
 
-### IERC20Metadata Methods
+### Metadata (via OpenZeppelin IERC20Metadata)
 
 ```solidity
 function name() external view returns (string memory);
diff --git a/precompiles/erc20/abi.json b/precompiles/erc20/abi.json
index 177ac839e..2d5f91a0a 100644
--- a/precompiles/erc20/abi.json
+++ b/precompiles/erc20/abi.json
@@ -1,4 +1,263 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "value",
+        "type": "uint256"
+      }
+    ],
+    "name": "ERC20CannotReceiveFunds",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "spender",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "allowance",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "needed",
+        "type": "uint256"
+      }
+    ],
+    "name": "ERC20InsufficientAllowance",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "sender",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "balance",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "needed",
+        "type": "uint256"
+      }
+    ],
+    "name": "ERC20InsufficientBalance",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "approver",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidApprover",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "receiver",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidReceiver",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "sender",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "spender",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidSpender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
@@ -82,7 +341,7 @@
       },
       {
         "internalType": "uint256",
-        "name": "amount",
+        "name": "value",
         "type": "uint256"
       }
     ],
@@ -177,7 +436,7 @@
       },
       {
         "internalType": "uint256",
-        "name": "amount",
+        "name": "value",
         "type": "uint256"
       }
     ],
@@ -206,7 +465,7 @@
       },
       {
         "internalType": "uint256",
-        "name": "amount",
+        "name": "value",
         "type": "uint256"
       }
     ],
diff --git a/precompiles/erc20/approve.go b/precompiles/erc20/approve.go
index 7c061b11b..9b9be5069 100644
--- a/precompiles/erc20/approve.go
+++ b/precompiles/erc20/approve.go
@@ -8,9 +8,10 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
 
-	sdkerrors "cosmossdk.io/errors"
 	sdkmath "cosmossdk.io/math"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
@@ -38,24 +39,22 @@ func (p Precompile) Approve(
 
 	owner := contract.Caller()
 
-	// TODO: owner should be the owner of the contract
 	allowance, err := p.erc20Keeper.GetAllowance(ctx, p.Address(), owner, spender)
 	if err != nil {
-		return nil, sdkerrors.Wrap(err, fmt.Sprintf(ErrNoAllowanceForToken, p.tokenPair.Denom))
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ApproveMethod,
+			fmt.Sprintf("%s: %v", fmt.Sprintf(ErrNoAllowanceForToken, p.tokenPair.Denom), err))
 	}
 
 	switch {
 	case allowance.Sign() == 0 && amount != nil && amount.Sign() < 0:
-		// case 1: no allowance, amount 0 or negative -> error
-		err = ErrNegativeAmount
+		err = cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAmount, "cannot approve negative values")
 	case allowance.Sign() == 0 && amount != nil && amount.Sign() > 0:
-		// case 2: no allowance, amount positive -> create a new allowance
 		err = p.setAllowance(ctx, owner, spender, amount)
 	case allowance.Sign() > 0 && amount != nil && amount.Sign() <= 0:
-		// case 3: allowance exists, amount 0 or negative -> remove from spend limit and delete allowance if no spend limit left
-		err = p.erc20Keeper.DeleteAllowance(ctx, p.Address(), owner, spender)
+		if derr := p.erc20Keeper.DeleteAllowance(ctx, p.Address(), owner, spender); derr != nil {
+			err = cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ApproveMethod, derr.Error())
+		}
 	case allowance.Sign() > 0 && amount != nil && amount.Sign() > 0:
-		// case 4: allowance exists, amount positive -> update allowance
 		err = p.setAllowance(ctx, owner, spender, amount)
 	}
 
@@ -64,20 +63,23 @@ func (p Precompile) Approve(
 	}
 
 	if err := p.EmitApprovalEvent(ctx, stateDB, owner, spender, amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, ApproveMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
 }
 
-func (p Precompile) setAllowance(
+func (p *Precompile) setAllowance(
 	ctx sdk.Context,
 	owner, spender common.Address,
 	allowance *big.Int,
 ) error {
 	if allowance.BitLen() > sdkmath.MaxBitLen {
-		return fmt.Errorf(ErrIntegerOverflow, allowance)
+		return cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf(ErrIntegerOverflow, allowance))
 	}
 
-	return p.erc20Keeper.SetAllowance(ctx, p.Address(), owner, spender, allowance)
+	if err := p.erc20Keeper.SetAllowance(ctx, p.Address(), owner, spender, allowance); err != nil {
+		return cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ApproveMethod, err.Error())
+	}
+	return nil
 }
diff --git a/precompiles/erc20/erc20.go b/precompiles/erc20/erc20.go
index 087a6d87e..ff7fd044c 100644
--- a/precompiles/erc20/erc20.go
+++ b/precompiles/erc20/erc20.go
@@ -2,7 +2,6 @@ package erc20
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
@@ -144,7 +143,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	// them.This check is a safety measure because currently funds cannot be
 	// received due to the lack of a fallback handler.
 	if value := contract.Value(); value.Sign() == 1 {
-		return nil, fmt.Errorf(ErrCannotReceiveFunds, contract.Value().String())
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrERC20CannotReceiveFunds, value)
 	}
 
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
@@ -197,7 +196,7 @@ func (p *Precompile) HandleMethod(
 	case AllowanceMethod:
 		bz, err = p.Allowance(ctx, contract, stateDB, method, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/erc20/errors.go b/precompiles/erc20/errors.go
index 77f90d882..fcad62309 100644
--- a/precompiles/erc20/errors.go
+++ b/precompiles/erc20/errors.go
@@ -1,64 +1,18 @@
 package erc20
 
-import (
-	"errors"
-	"strings"
-
-	"github.com/ethereum/go-ethereum/core/vm"
-
-	"github.com/cosmos/evm/ibc"
-	cmn "github.com/cosmos/evm/precompiles/common"
-)
-
 // Errors that have formatted information are defined here as a string.
 const (
-	ErrIntegerOverflow           = "amount %s causes integer overflow"
-	ErrInvalidOwner              = "invalid from address: %s"
-	ErrInvalidReceiver           = "invalid to address: %s"
-	ErrNoAllowanceForToken       = "allowance for token %s does not exist"
-	ErrSubtractMoreThanAllowance = "subtracted value cannot be greater than existing allowance for denom %s: %s > %s"
-	ErrCannotReceiveFunds        = "cannot receive funds, received: %s"
+	ErrIntegerOverflow     = "amount %s causes integer overflow"
+	ErrNoAllowanceForToken = "allowance for token %s does not exist"
 )
 
-var (
-	// Precompile errors
-	ErrDecreaseNonPositiveValue = errors.New("cannot decrease allowance with non-positive values")
-	ErrIncreaseNonPositiveValue = errors.New("cannot increase allowance with non-positive values")
-	ErrNegativeAmount           = errors.New("cannot approve negative values")
-	ErrSpenderIsOwner           = errors.New("spender cannot be the owner")
-
-	// ERC20 errors
-	ErrDecreasedAllowanceBelowZero  = errors.New("ERC20: decreased allowance below zero")
-	ErrInsufficientAllowance        = errors.New("ERC20: insufficient allowance")
-	ErrTransferAmountExceedsBalance = errors.New("ERC20: transfer amount exceeds balance")
+// Solidity custom error names from ERC20I (OpenZeppelin IERC20Errors + IPrecompile + precompile-only).
+const (
+	SolidityErrERC20InsufficientBalance   = "ERC20InsufficientBalance"
+	SolidityErrERC20InsufficientAllowance   = "ERC20InsufficientAllowance"
+	SolidityErrERC20InvalidSender           = "ERC20InvalidSender"
+	SolidityErrERC20InvalidReceiver         = "ERC20InvalidReceiver"
+	SolidityErrERC20InvalidApprover         = "ERC20InvalidApprover"
+	SolidityErrERC20InvalidSpender          = "ERC20InvalidSpender"
+	SolidityErrERC20CannotReceiveFunds      = "ERC20CannotReceiveFunds"
 )
-
-// ConvertErrToERC20Error is a helper function which maps errors raised by the Cosmos SDK stack
-// to the corresponding errors which are raised by an ERC20 contract.
-//
-// TODO: Create the full RevertError types instead of just the standard error type.
-//
-// TODO: Return ERC-6093 compliant errors.
-func ConvertErrToERC20Error(err error) error {
-	switch {
-	case strings.Contains(err.Error(), "spendable balance"):
-		return ErrTransferAmountExceedsBalance
-	case strings.Contains(err.Error(), "requested amount is more than spend limit"):
-		return ErrInsufficientAllowance
-	case strings.Contains(err.Error(), "subtracted value cannot be greater than existing allowance"):
-		return ErrDecreasedAllowanceBelowZero
-	case strings.Contains(err.Error(), cmn.ErrIntegerOverflow):
-		return vm.ErrExecutionReverted
-	case errors.Is(err, ibc.ErrNoIBCVoucherDenom) ||
-		errors.Is(err, ibc.ErrDenomNotFound) ||
-		strings.Contains(err.Error(), "invalid base denomination") ||
-		strings.Contains(err.Error(), "display denomination not found") ||
-		strings.Contains(err.Error(), "invalid decimals"):
-		// NOTE: These are the cases when trying to query metadata of a contract, which has no metadata available.
-		// The ERC20 contract raises an "execution reverted" error, without any further information here, which we
-		// reproduce (even though it's less verbose than the actual error).
-		return vm.ErrExecutionReverted
-	default:
-		return err
-	}
-}
diff --git a/precompiles/erc20/msgsrv.go b/precompiles/erc20/msgsrv.go
index ed60ab1f2..26c005a58 100644
--- a/precompiles/erc20/msgsrv.go
+++ b/precompiles/erc20/msgsrv.go
@@ -28,14 +28,12 @@ func (m MsgServer) Send(goCtx context.Context, msg *banktypes.MsgSend) error {
 	case bankkeeper.BaseKeeper:
 		msgSrv := bankkeeper.NewMsgServerImpl(keeper)
 		if _, err := msgSrv.Send(goCtx, msg); err != nil {
-			// This should return an error to avoid the contract from being executed and an event being emitted
-			return ConvertErrToERC20Error(err)
+			return err
 		}
 	case *bankkeeper.BaseKeeper:
 		msgSrv := bankkeeper.NewMsgServerImpl(keeper)
 		if _, err := msgSrv.Send(goCtx, msg); err != nil {
-			// This should return an error to avoid the contract from being executed and an event being emitted
-			return ConvertErrToERC20Error(err)
+			return err
 		}
 	default:
 		return sdkerrors.ErrInvalidRequest.Wrapf("invalid keeper type: %T", m.BankKeeper)
diff --git a/precompiles/erc20/query.go b/precompiles/erc20/query.go
index e0c7b72fb..2e87e0d43 100644
--- a/precompiles/erc20/query.go
+++ b/precompiles/erc20/query.go
@@ -10,6 +10,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/vm"
 
 	"github.com/cosmos/evm/ibc"
+	cmn "github.com/cosmos/evm/precompiles/common"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -52,7 +53,7 @@ func (p Precompile) Name(
 
 	baseDenom, err := p.getBaseDenomFromIBCVoucher(ctx, p.tokenPair.Denom)
 	if err != nil {
-		return nil, ConvertErrToERC20Error(err)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, NameMethod, err.Error())
 	}
 
 	name := strings.ToUpper(string(baseDenom[1])) + baseDenom[2:]
@@ -76,7 +77,7 @@ func (p Precompile) Symbol(
 
 	baseDenom, err := p.getBaseDenomFromIBCVoucher(ctx, p.tokenPair.Denom)
 	if err != nil {
-		return nil, ConvertErrToERC20Error(err)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, SymbolMethod, err.Error())
 	}
 
 	symbol := strings.ToUpper(baseDenom[1:])
@@ -97,13 +98,13 @@ func (p Precompile) Decimals(
 	if !found {
 		denom, err := ibc.GetDenom(p.transferKeeper, ctx, p.tokenPair.Denom)
 		if err != nil {
-			return nil, ConvertErrToERC20Error(err)
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DecimalsMethod, err.Error())
 		}
 
 		// we assume the decimal from the first character of the denomination
 		decimals, err := ibc.DeriveDecimalsFromDenom(denom.Base)
 		if err != nil {
-			return nil, ConvertErrToERC20Error(err)
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DecimalsMethod, err.Error())
 		}
 		return method.Outputs.Pack(decimals)
 	}
@@ -128,14 +129,14 @@ func (p Precompile) Decimals(
 	}
 
 	if !displayFound {
-		return nil, ConvertErrToERC20Error(fmt.Errorf(
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DecimalsMethod, fmt.Sprintf(
 			"display denomination not found for denom: %q",
 			p.tokenPair.Denom,
 		))
 	}
 
 	if decimals > math.MaxUint8 {
-		return nil, ConvertErrToERC20Error(fmt.Errorf(
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf(
 			"uint8 overflow: invalid decimals: %d",
 			decimals,
 		))
diff --git a/precompiles/erc20/testdata/ERC20NoMetadata.json b/precompiles/erc20/testdata/ERC20NoMetadata.json
index ad2690562..8d352b5e2 100644
--- a/precompiles/erc20/testdata/ERC20NoMetadata.json
+++ b/precompiles/erc20/testdata/ERC20NoMetadata.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20NoMetadata",
   "sourceName": "solidity/precompiles/erc20/testdata/ERC20NoMetadata.sol",
   "abi": [
@@ -240,8 +240,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
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+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/erc20/testdata/ERC20NoMetadata.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/erc20/testdata/ERC20TestCaller.json b/precompiles/erc20/testdata/ERC20TestCaller.json
index d4c6cd0e1..8f4eedc31 100644
--- a/precompiles/erc20/testdata/ERC20TestCaller.json
+++ b/precompiles/erc20/testdata/ERC20TestCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20TestCaller",
   "sourceName": "solidity/precompiles/erc20/testdata/ERC20TestCaller.sol",
   "abi": [
@@ -182,7 +182,7 @@
       "name": "token",
       "outputs": [
         {
-          "internalType": "contract IERC20Metadata",
+          "internalType": "contract ERC20I",
           "name": "",
           "type": "address"
         }
@@ -314,8 +314,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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"0x6080806040526004361015610012575f80fd5b5f3560e01c90816306fdde03146107f757508063095ea7b31461079e57806318160ddd1461075257806323b872dd146106d7578063268d070a146105a2578063313ce5671461051557806361bc221a146104f85780636bc7b7cd146103f457806370a082311461039757806395d89b411461031f578063a9059cbb1461028a578063d0fedf551461018d578063dd62ed3e146100e15763fc0c546a146100b6575f80fd5b346100dd575f3660031901126100dd575f546040516001600160a01b039091168152602090f35b5f80fd5b346100dd5760403660031901126100dd576100fa610869565b602061010461087f565b5f54604051636eb1769f60e11b81526001600160a01b0394851660048201529184166024830152909283916044918391165afa8015610182575f9061014f575b602090604051908152f35b506020813d60201161017a575b8161016960209383610895565b810103126100dd5760209051610144565b3d915061015c565b6040513d5f823e3d90fd5b60803660031901126100dd576101a1610869565b60443580151581036100dd576064359081151582036100dd5760206102095f946101cc600154610962565b600155855460405163a9059cbb60e01b81526001600160a01b03928316600482015260248035908201529687939190921691839182906044820190565b03925af1928315610182575f93610259575b50610240576001548015610245575f1901600155610240576020906040519015158152f35b6109f5565b634e487b7160e01b5f52601160045260245ffd5b61027c91935060203d602011610283575b6102748183610895565b81019061094a565b918361021b565b503d61026a565b346100dd5760403660031901126100dd575f60206102e36102a9610869565b835460405163a9059cbb60e01b81526001600160a01b03928316600482015260248035908201529485939190921691839182906044820190565b03925af18015610182576020915f91610302575b506040519015158152f35b6103199150823d8411610283576102748183610895565b826102f7565b346100dd575f3660031901126100dd575f80546040516395d89b4160e01b81529190829060049082906001600160a01b03165afa801561018257610371915f91610375575b506040519182918261083f565b0390f35b61039191503d805f833e6103898183610895565b8101906108e7565b82610364565b346100dd5760203660031901126100dd576103b0610869565b5f546040516370a0823160e01b81526001600160a01b0392831660048201529160209183916024918391165afa8015610182575f9061014f57602090604051908152f35b60c03660031901126100dd57610408610869565b6084359081151582036100dd5760a4359081151582036100dd576001600160a01b038116926104485f808080604435895af1610442610970565b5061099f565b6104c6575f805460405163a9059cbb60e01b81526001600160a01b0393841660048201526024803590820152926020928492604492849291165af1801561018257610499915f916104d9575061099f565b6104c6575f808080602094606435905af16104b2610970565b506104bc8161099f565b6040519015158152f35b6104d1600154610962565b6001556109f5565b6104f2915060203d602011610283576102748183610895565b84610442565b346100dd575f3660031901126100dd576020600154604051908152f35b346100dd575f3660031901126100dd575f5460405163313ce56760e01b815290602090829060049082906001600160a01b03165afa8015610182575f90610565575b60209060ff60405191168152f35b506020813d60201161059a575b8161057f60209383610895565b810103126100dd575160ff811681036100dd57602090610557565b3d9150610572565b60603660031901126100dd576105b6610869565b6105c1600154610962565b6001555f805460405163a9059cbb60e01b81526001600160a01b03848116600483015260248035908301529092602092849260449284929091165af1908115610182575f916106b8575b50156106805760405163d0fedf5560e01b81526001600160a01b039091166004820152604480356024830152600190820181905260648201526020816084815f305af1610663575b61065e600154610962565b600155005b61067b9060203d602011610283576102748183610895565b610653565b60405162461bcd60e51b815260206004820152601060248201526f3330b4b6103a37903a3930b739b332b960811b6044820152606490fd5b6106d1915060203d602011610283576102748183610895565b8261060b565b346100dd5760603660031901126100dd576106f0610869565b60206106fa61087f565b5f80546040516323b872dd60e01b81526001600160a01b039586166004820152928516602484015260448035908401529193849260649284929091165af18015610182576020915f9161030257506040519015158152f35b346100dd575f3660031901126100dd575f546040516318160ddd60e01b815290602090829060049082906001600160a01b03165afa8015610182575f9061014f57602090604051908152f35b346100dd5760403660031901126100dd575f60206102e36107bd610869565b835460405163095ea7b360e01b81526001600160a01b03928316600482015260248035908201529485939190921691839182906044820190565b346100dd575f3660031901126100dd575f80546306fdde0360e01b8352829060049082906001600160a01b03165afa801561018257610371915f916103755750604051918291825b602060409281835280519182918282860152018484015e5f828201840152601f01601f1916010190565b600435906001600160a01b03821682036100dd57565b602435906001600160a01b03821682036100dd57565b90601f8019910116810190811067ffffffffffffffff8211176108b757604052565b634e487b7160e01b5f52604160045260245ffd5b67ffffffffffffffff81116108b757601f01601f191660200190565b6020818303126100dd5780519067ffffffffffffffff82116100dd570181601f820112156100dd5780519061091b826108cb565b926109296040519485610895565b828452602083830101116100dd57815f9260208093018386015e8301015290565b908160209103126100dd575180151581036100dd5790565b5f1981146102455760010190565b3d1561099a573d90610981826108cb565b9161098f6040519384610895565b82523d5f602084013e565b606090565b156109a657565b60405162461bcd60e51b815260206004820152602160248201527f4661696c656420746f2073656e6420457468657220746f2064656c656761746f6044820152603960f91b6064820152608490fd5b60405162461bcd60e51b815260206004820152600b60248201526a726576657274206865726560a81b6044820152606490fdfea26469706673582212202496c4e91e55108a7d7b0b7487999ad2c0830724c460aa7c4cc5bccef5e8249e64736f6c634300081a0033",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/erc20/testdata/ERC20TestCaller.sol",
+  "buildInfoId": "solc-0_8_26-4dce5b0c240c2620fa4305f1f2544c06dfbe7597"
+}
\ No newline at end of file
diff --git a/precompiles/erc20/testdata/ERC20TestCaller.sol b/precompiles/erc20/testdata/ERC20TestCaller.sol
index add1b0b25..8db366ab7 100644
--- a/precompiles/erc20/testdata/ERC20TestCaller.sol
+++ b/precompiles/erc20/testdata/ERC20TestCaller.sol
@@ -1,17 +1,17 @@
 // SPDX-License-Identifier: LGPL-3.0-only
-pragma solidity >=0.8.17;
+pragma solidity ^0.8.20;
 
-import "../IERC20Metadata.sol" as erc20Precompile;
+import "../ERC20I.sol" as erc20Precompile;
 
 /// @title ERC20TestCaller
 /// @author Erric
-/// @dev This contract is used to test external contract calls to the ERC20 precompile.
+/// @dev This contract is used to test external contract calls to the ERC20I precompile.
 contract ERC20TestCaller {
-    erc20Precompile.IERC20Metadata public token;
+    erc20Precompile.ERC20I public token;
     uint256 public counter;
 
     constructor(address tokenAddress) {
-        token = erc20Precompile.IERC20Metadata(tokenAddress);
+        token = erc20Precompile.ERC20I(tokenAddress);
         counter = 0;
     }
 
@@ -122,4 +122,4 @@ contract ERC20TestCaller {
         {} catch {}
         counter++;
     }
-}
+}
\ No newline at end of file
diff --git a/precompiles/erc20/tx.go b/precompiles/erc20/tx.go
index f1ed409f2..24bc40cdd 100644
--- a/precompiles/erc20/tx.go
+++ b/precompiles/erc20/tx.go
@@ -9,6 +9,8 @@ import (
 
 	"cosmossdk.io/math"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
 )
@@ -60,9 +62,6 @@ func (p *Precompile) TransferFrom(
 	return p.transfer(ctx, contract, stateDB, method, from, to, amount)
 }
 
-// transfer is a common function that handles transfers for the ERC-20 Transfer
-// and TransferFrom methods. It executes a bank Send message. If the spender isn't
-// the sender of the transfer, it checks the allowance and updates it accordingly.
 // transfer is a common function that handles transfers for the ERC-20 Transfer
 // and TransferFrom methods. It executes a bank Send message. If the spender isn't
 // the sender of the transfer, it checks the allowance and updates it accordingly.
@@ -79,7 +78,7 @@ func (p *Precompile) transfer(
 	msg := banktypes.NewMsgSend(from.Bytes(), to.Bytes(), coins)
 
 	if err = msg.Amount.Validate(); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAmount, err.Error())
 	}
 
 	isTransferFrom := method.Name == TransferFromMethod
@@ -89,41 +88,41 @@ func (p *Precompile) transfer(
 	if isTransferFrom {
 		prevAllowance, err := p.erc20Keeper.GetAllowance(ctx, p.Address(), from, spenderAddr)
 		if err != nil {
-			return nil, ConvertErrToERC20Error(err)
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, TransferFromMethod, err.Error())
 		}
 
 		newAllowance = new(big.Int).Sub(prevAllowance, amount)
 		if newAllowance.Sign() < 0 {
-			return nil, ErrInsufficientAllowance
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrERC20InsufficientAllowance, spenderAddr, prevAllowance, amount)
 		}
 
 		if newAllowance.Sign() == 0 {
-			// If the new allowance is 0, we need to delete it from the store.
 			err = p.erc20Keeper.DeleteAllowance(ctx, p.Address(), from, spenderAddr)
 		} else {
-			// If the new allowance is not 0, we need to set it in the store.
 			err = p.erc20Keeper.SetAllowance(ctx, p.Address(), from, spenderAddr, newAllowance)
 		}
 		if err != nil {
-			return nil, ConvertErrToERC20Error(err)
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, TransferFromMethod, err.Error())
 		}
 	}
 
 	msgSrv := NewMsgServerImpl(p.BankKeeper)
 	if err = msgSrv.Send(ctx, msg); err != nil {
-		// This should return an error to avoid the contract from being executed and an event being emitted
-		return nil, ConvertErrToERC20Error(err)
+		spendable := p.BankKeeper.SpendableCoin(ctx, from.Bytes(), p.tokenPair.Denom)
+		bal := spendable.Amount.BigInt()
+		if amount.Cmp(bal) > 0 {
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrERC20InsufficientBalance, from, bal, amount)
+		}
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, method.Name, err.Error())
 	}
 
 	if err = p.EmitTransferEvent(ctx, stateDB, from, to, amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, method.Name, err.Error())
 	}
 
-	// NOTE: if it's a direct transfer, we return here but if used through transferFrom,
-	// we need to emit the approval event with the new allowance.
 	if isTransferFrom {
 		if err = p.EmitApprovalEvent(ctx, stateDB, from, spenderAddr, newAllowance); err != nil {
-			return nil, err
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, method.Name, err.Error())
 		}
 	}
 
diff --git a/precompiles/erc20/types.go b/precompiles/erc20/types.go
index 685f6fa62..110384b3e 100644
--- a/precompiles/erc20/types.go
+++ b/precompiles/erc20/types.go
@@ -5,6 +5,8 @@ import (
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
+
+	cmn "github.com/cosmos/evm/precompiles/common"
 )
 
 // EventTransfer defines the event data for the ERC20 Transfer events.
@@ -27,17 +29,17 @@ func ParseTransferArgs(args []interface{}) (
 	to common.Address, amount *big.Int, err error,
 ) {
 	if len(args) != 2 {
-		return common.Address{}, nil, fmt.Errorf("invalid number of arguments; expected 2; got: %d", len(args))
+		return common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	to, ok := args[0].(common.Address)
 	if !ok {
-		return common.Address{}, nil, fmt.Errorf("invalid to address: %v", args[0])
+		return common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	amount, ok = args[1].(*big.Int)
 	if !ok {
-		return common.Address{}, nil, fmt.Errorf("invalid amount: %v", args[1])
+		return common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[1]))
 	}
 
 	return to, amount, nil
@@ -49,22 +51,22 @@ func ParseTransferFromArgs(args []interface{}) (
 	from, to common.Address, amount *big.Int, err error,
 ) {
 	if len(args) != 3 {
-		return common.Address{}, common.Address{}, nil, fmt.Errorf("invalid number of arguments; expected 3; got: %d", len(args))
+		return common.Address{}, common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(int64(len(args))))
 	}
 
 	from, ok := args[0].(common.Address)
 	if !ok {
-		return common.Address{}, common.Address{}, nil, fmt.Errorf("invalid from address: %v", args[0])
+		return common.Address{}, common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	to, ok = args[1].(common.Address)
 	if !ok {
-		return common.Address{}, common.Address{}, nil, fmt.Errorf("invalid to address: %v", args[1])
+		return common.Address{}, common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	amount, ok = args[2].(*big.Int)
 	if !ok {
-		return common.Address{}, common.Address{}, nil, fmt.Errorf("invalid amount: %v", args[2])
+		return common.Address{}, common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	return from, to, amount, nil
@@ -76,17 +78,17 @@ func ParseApproveArgs(args []interface{}) (
 	spender common.Address, amount *big.Int, err error,
 ) {
 	if len(args) != 2 {
-		return common.Address{}, nil, fmt.Errorf("invalid number of arguments; expected 2; got: %d", len(args))
+		return common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	spender, ok := args[0].(common.Address)
 	if !ok {
-		return common.Address{}, nil, fmt.Errorf("invalid spender address: %v", args[0])
+		return common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	amount, ok = args[1].(*big.Int)
 	if !ok {
-		return common.Address{}, nil, fmt.Errorf("invalid amount: %v", args[1])
+		return common.Address{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[1]))
 	}
 
 	return spender, amount, nil
@@ -98,17 +100,17 @@ func ParseAllowanceArgs(args []interface{}) (
 	owner, spender common.Address, err error,
 ) {
 	if len(args) != 2 {
-		return common.Address{}, common.Address{}, fmt.Errorf("invalid number of arguments; expected 2; got: %d", len(args))
+		return common.Address{}, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	owner, ok := args[0].(common.Address)
 	if !ok {
-		return common.Address{}, common.Address{}, fmt.Errorf("invalid owner address: %v", args[0])
+		return common.Address{}, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	spender, ok = args[1].(common.Address)
 	if !ok {
-		return common.Address{}, common.Address{}, fmt.Errorf("invalid spender address: %v", args[1])
+		return common.Address{}, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	return owner, spender, nil
@@ -117,12 +119,12 @@ func ParseAllowanceArgs(args []interface{}) (
 // ParseBalanceOfArgs parses the balanceOf arguments and returns the account address.
 func ParseBalanceOfArgs(args []interface{}) (common.Address, error) {
 	if len(args) != 1 {
-		return common.Address{}, fmt.Errorf("invalid number of arguments; expected 1; got: %d", len(args))
+		return common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	account, ok := args[0].(common.Address)
 	if !ok {
-		return common.Address{}, fmt.Errorf("invalid account address: %v", args[0])
+		return common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	return account, nil
diff --git a/precompiles/gov/IGov.sol b/precompiles/gov/IGov.sol
index 7fa92a8ea..5497d28e3 100644
--- a/precompiles/gov/IGov.sol
+++ b/precompiles/gov/IGov.sol
@@ -93,7 +93,26 @@ struct Params {
 /// @author The Evmos Core Team
 /// @title Gov Precompile Contract
 /// @dev The interface through which solidity contracts will interact with Gov
-interface IGov {
+interface IGov is IPrecompile {
+    /// @notice Argument or payload validation that does not map to a common IPrecompile error.
+    error GovInputInvalid(string callMethod, string reason);
+    /// @notice Invalid JSON proposal payload (protoJSON envelope).
+    error InvalidProposalJSON(string callMethod, string reason);
+    /// @notice Invalid Vote option argument.
+    error InvalidOption(string callMethod, string reason);
+    /// @notice Invalid metadata argument.
+    error InvalidMetadata(string callMethod, string reason);
+    /// @notice Failed to unpack votes query input.
+    error VotesInputUnpackFailed(string reason);
+    /// @notice Failed to unpack deposits query input.
+    error DepositsInputUnpackFailed(string reason);
+    /// @notice Failed to unpack proposals query input.
+    error ProposalsInputUnpackFailed(string reason);
+    /// @notice Failed to unpack voteWeighted options input.
+    error WeightedVoteOptionsUnpackFailed(string reason);
+    /// @notice Invalid proposal ID argument.
+    error InvalidProposalID(string reason);
+
     /// @dev SubmitProposal defines an Event emitted when a proposal is submitted.
     /// @param proposer the address of the proposer
     /// @param proposalId the proposal of id
diff --git a/precompiles/gov/abi.json b/precompiles/gov/abi.json
index c318e6a2a..2f2387207 100644
--- a/precompiles/gov/abi.json
+++ b/precompiles/gov/abi.json
@@ -1,4 +1,285 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "DepositsInputUnpackFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "GovInputInvalid",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidMetadata",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidOption",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidProposalID",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidProposalJSON",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ProposalsInputUnpackFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "VotesInputUnpackFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "WeightedVoteOptionsUnpackFailed",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
diff --git a/precompiles/gov/errors.go b/precompiles/gov/errors.go
index 7da2e1118..f81aadf68 100644
--- a/precompiles/gov/errors.go
+++ b/precompiles/gov/errors.go
@@ -27,4 +27,23 @@ const (
 	ErrInvalidDepositor = "invalid depositor address: %s"
 	// ErrInvalidDeposits invalid deposits.
 	ErrInvalidDeposits = "invalid deposits %s "
+
+	// SolidityErrGovInputInvalid is defined in IGov.sol.
+	SolidityErrGovInputInvalid = "GovInputInvalid"
+	// SolidityErrInvalidProposalJSON is defined in IGov.sol.
+	SolidityErrInvalidProposalJSON = "InvalidProposalJSON"
+	// SolidityErrInvalidOption is defined in IGov.sol.
+	SolidityErrInvalidOption = "InvalidOption"
+	// SolidityErrInvalidMetadata is defined in IGov.sol.
+	SolidityErrInvalidMetadata = "InvalidMetadata"
+	// SolidityErrVotesInputUnpackFailed is defined in IGov.sol.
+	SolidityErrVotesInputUnpackFailed = "VotesInputUnpackFailed"
+	// SolidityErrDepositsInputUnpackFailed is defined in IGov.sol.
+	SolidityErrDepositsInputUnpackFailed = "DepositsInputUnpackFailed"
+	// SolidityErrProposalsInputUnpackFailed is defined in IGov.sol.
+	SolidityErrProposalsInputUnpackFailed = "ProposalsInputUnpackFailed"
+	// SolidityErrWeightedVoteOptionsUnpackFailed is defined in IGov.sol.
+	SolidityErrWeightedVoteOptionsUnpackFailed = "WeightedVoteOptionsUnpackFailed"
+	// SolidityErrInvalidProposalID is defined in IGov.sol.
+	SolidityErrInvalidProposalID = "InvalidProposalID"
 )
diff --git a/precompiles/gov/gov.go b/precompiles/gov/gov.go
index d03be3be8..e84f4f1a8 100644
--- a/precompiles/gov/gov.go
+++ b/precompiles/gov/gov.go
@@ -2,7 +2,6 @@ package gov
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -100,7 +99,7 @@ func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]by
 func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Contract, readOnly bool) ([]byte, error) {
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error())
 	}
 
 	var bz []byte
@@ -138,7 +137,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	case GetConstitutionMethod:
 		bz, err = p.GetConstitution(ctx, method, contract, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/gov/query.go b/precompiles/gov/query.go
index 0b389b9a0..ec7f437da 100644
--- a/precompiles/gov/query.go
+++ b/precompiles/gov/query.go
@@ -4,6 +4,8 @@ import (
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
@@ -42,12 +44,12 @@ func (p *Precompile) GetVotes(
 
 	res, err := p.govQuerier.Votes(ctx, queryVotesReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetVotesMethod, err.Error())
 	}
 
 	output, err := new(VotesOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetVotesMethod, err.Error())
 	}
 	return method.Outputs.Pack(output.Votes, output.PageResponse)
 }
@@ -66,12 +68,12 @@ func (p *Precompile) GetVote(
 
 	res, err := p.govQuerier.Vote(ctx, queryVotesReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetVoteMethod, err.Error())
 	}
 
 	output, err := new(VoteOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetVoteMethod, err.Error())
 	}
 	return method.Outputs.Pack(output.Vote)
 }
@@ -90,12 +92,12 @@ func (p *Precompile) GetDeposit(
 
 	res, err := p.govQuerier.Deposit(ctx, queryDepositReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetDepositMethod, err.Error())
 	}
 
 	output, err := new(DepositOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetDepositMethod, err.Error())
 	}
 	return method.Outputs.Pack(output.Deposit)
 }
@@ -114,12 +116,12 @@ func (p *Precompile) GetDeposits(
 
 	res, err := p.govQuerier.Deposits(ctx, queryDepositsReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetDepositsMethod, err.Error())
 	}
 
 	output, err := new(DepositsOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetDepositsMethod, err.Error())
 	}
 	return method.Outputs.Pack(output.Deposits, output.PageResponse)
 }
@@ -138,7 +140,7 @@ func (p *Precompile) GetTallyResult(
 
 	res, err := p.govQuerier.TallyResult(ctx, queryTallyResultReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetTallyResultMethod, err.Error())
 	}
 
 	output := new(TallyResultOutput).FromResponse(res)
@@ -159,12 +161,12 @@ func (p *Precompile) GetProposal(
 
 	res, err := p.govQuerier.Proposal(ctx, queryProposalReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetProposalMethod, err.Error())
 	}
 
 	output, err := new(ProposalOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetProposalMethod, err.Error())
 	}
 	return method.Outputs.Pack(output.Proposal)
 }
@@ -183,12 +185,12 @@ func (p *Precompile) GetProposals(
 
 	res, err := p.govQuerier.Proposals(ctx, queryProposalsReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetProposalsMethod, err.Error())
 	}
 
 	output, err := new(ProposalsOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetProposalsMethod, err.Error())
 	}
 	return method.Outputs.Pack(output.Proposals, output.PageResponse)
 }
@@ -207,7 +209,7 @@ func (p *Precompile) GetParams(
 
 	res, err := p.govQuerier.Params(ctx, queryParamsReq)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetParamsMethod, err.Error())
 	}
 
 	output := new(ParamsOutput).FromResponse(res)
@@ -228,7 +230,7 @@ func (p *Precompile) GetConstitution(
 
 	res, err := p.govQuerier.Constitution(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetConstitutionMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.Constitution)
diff --git a/precompiles/gov/tx.go b/precompiles/gov/tx.go
index 46569261b..617d7d87c 100644
--- a/precompiles/gov/tx.go
+++ b/precompiles/gov/tx.go
@@ -1,8 +1,6 @@
 package gov
 
 import (
-	"fmt"
-
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
@@ -39,16 +37,16 @@ func (p *Precompile) SubmitProposal(
 
 	msgSender := contract.Caller()
 	if msgSender != proposerHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), proposerHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, proposerHexAddr)
 	}
 
 	res, err := p.govMsgServer.SubmitProposal(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, SubmitProposalMethod, err.Error())
 	}
 
 	if err = p.EmitSubmitProposalEvent(ctx, stateDB, proposerHexAddr, res.ProposalId); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, SubmitProposalMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.ProposalId)
@@ -69,15 +67,15 @@ func (p *Precompile) Deposit(
 
 	msgSender := contract.Caller()
 	if msgSender != depositorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), depositorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, depositorHexAddr)
 	}
 
 	if _, err = p.govMsgServer.Deposit(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, DepositMethod, err.Error())
 	}
 
 	if err = p.EmitDepositEvent(ctx, stateDB, depositorHexAddr, msg.ProposalId, msg.Amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, DepositMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -98,15 +96,15 @@ func (p *Precompile) CancelProposal(
 
 	msgSender := contract.Caller()
 	if msgSender != proposerHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), proposerHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, proposerHexAddr)
 	}
 
 	if _, err = p.govMsgServer.CancelProposal(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, CancelProposalMethod, err.Error())
 	}
 
 	if err = p.EmitCancelProposalEvent(ctx, stateDB, proposerHexAddr, msg.ProposalId); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, CancelProposalMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -127,22 +125,22 @@ func (p Precompile) Vote(
 
 	msgSender := contract.Caller()
 	if msgSender != voterHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), voterHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, voterHexAddr)
 	}
 
 	if _, err = p.govMsgServer.Vote(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VoteMethod, err.Error())
 	}
 
 	if err = p.EmitVoteEvent(ctx, stateDB, voterHexAddr, msg.ProposalId, int32(msg.Option)); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, VoteMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
 }
 
 // VoteWeighted defines a method to add a vote on a specific proposal.
-func (p Precompile) VoteWeighted(
+func (p *Precompile) VoteWeighted(
 	ctx sdk.Context,
 	contract *vm.Contract,
 	stateDB vm.StateDB,
@@ -156,15 +154,15 @@ func (p Precompile) VoteWeighted(
 
 	msgSender := contract.Caller()
 	if msgSender != voterHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), voterHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, voterHexAddr)
 	}
 
 	if _, err = p.govMsgServer.VoteWeighted(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VoteWeightedMethod, err.Error())
 	}
 
 	if err = p.EmitVoteWeightedEvent(ctx, stateDB, voterHexAddr, msg.ProposalId, options); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, VoteWeightedMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
diff --git a/precompiles/gov/types.go b/precompiles/gov/types.go
index 465ab940f..835d6bf2d 100644
--- a/precompiles/gov/types.go
+++ b/precompiles/gov/types.go
@@ -3,6 +3,7 @@ package gov
 import (
 	"encoding/json"
 	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -11,7 +12,6 @@ import (
 	"github.com/cosmos/evm/utils"
 
 	"cosmossdk.io/core/address"
-	sdkerrors "cosmossdk.io/errors"
 
 	"github.com/cosmos/cosmos-sdk/codec"
 	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
@@ -119,24 +119,24 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 	// 1. Argument sanity
 	// -------------------------------------------------------------------------
 	if len(args) != 3 {
-		return nil, emptyAddr, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 3, len(args))
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(int64(len(args))))
 	}
 
 	proposer, ok := args[0].(common.Address)
 	if !ok || proposer == emptyAddr {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidProposer, args[0])
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	// 1-a  JSON blob
 	jsonBlob, ok := args[1].([]byte)
 	if !ok || len(jsonBlob) == 0 {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidProposalJSON, "jsonBlob arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalJSON, SubmitProposalMethod, fmt.Sprintf(ErrInvalidProposalJSON, "jsonBlob arg"))
 	}
 
 	// 1-b  Deposit
 	coins, err := cmn.ToCoins(args[2])
 	if err != nil {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidDeposits, "deposit arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	// -------------------------------------------------------------------------
@@ -144,7 +144,7 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 	// -------------------------------------------------------------------------
 	amt, err := cmn.NewSdkCoinsFromCoins(coins)
 	if err != nil {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidDeposits, "deposit arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", err))
 	}
 
 	// 1. Decode the envelope
@@ -156,7 +156,7 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 		Expedited bool              `json:"expedited"`
 	}
 	if err := json.Unmarshal(jsonBlob, &prop); err != nil {
-		return nil, emptyAddr, sdkerrors.Wrap(err, "invalid proposal JSON")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalJSON, SubmitProposalMethod, err.Error())
 	}
 
 	// 2. Decode each message
@@ -164,7 +164,7 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 	for i, m := range prop.Messages {
 		var msg sdk.Msg
 		if err := cdc.UnmarshalInterfaceJSON(m, &msg); err != nil {
-			return nil, emptyAddr, sdkerrors.Wrapf(err, "message %d", i)
+			return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalJSON, SubmitProposalMethod, fmt.Sprintf("message %d: %v", i, err))
 		}
 		msgs[i] = msg
 	}
@@ -174,7 +174,7 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 	for i, m := range msgs {
 		anyVal, err := codectypes.NewAnyWithValue(m)
 		if err != nil {
-			return nil, common.Address{}, err
+			return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalJSON, SubmitProposalMethod, err.Error())
 		}
 		anys[i] = anyVal
 	}
@@ -182,7 +182,7 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 	// 4. Build & dispatch MsgSubmitProposal
 	proposerAddr, err := addrCdc.BytesToString(proposer.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode proposer address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	smsg := &govv1.MsgSubmitProposal{
 		Messages:       anys,
@@ -202,32 +202,32 @@ func NewMsgSubmitProposal(args []interface{}, cdc codec.Codec, addrCdc address.C
 func NewMsgDeposit(args []interface{}, addrCdc address.Codec) (*govv1.MsgDeposit, common.Address, error) {
 	emptyAddr := common.Address{}
 	if len(args) != 3 {
-		return nil, emptyAddr, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 3, len(args))
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(int64(len(args))))
 	}
 
 	depositor, ok := args[0].(common.Address)
 	if !ok || depositor == emptyAddr {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidDepositor, args[0])
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	proposalID, ok := args[1].(uint64)
 	if !ok {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidProposalID, args[1])
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, fmt.Sprintf("%v", args[1]))
 	}
 
 	coins, err := cmn.ToCoins(args[2])
 	if err != nil {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidDeposits, "deposit arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	amt, err := cmn.NewSdkCoinsFromCoins(coins)
 	if err != nil {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidDeposits, "deposit arg")
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", err))
 	}
 
 	depositorAddr, err := addrCdc.BytesToString(depositor.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode depositor address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &govv1.MsgDeposit{
 		ProposalId: proposalID,
@@ -243,22 +243,22 @@ func NewMsgDeposit(args []interface{}, addrCdc address.Codec) (*govv1.MsgDeposit
 func NewMsgCancelProposal(args []interface{}, addrCdc address.Codec) (*govv1.MsgCancelProposal, common.Address, error) {
 	emptyAddr := common.Address{}
 	if len(args) != 2 {
-		return nil, emptyAddr, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	proposer, ok := args[0].(common.Address)
 	if !ok || proposer == emptyAddr {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidProposer, args[0])
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	proposalID, ok := args[1].(uint64)
 	if !ok {
-		return nil, emptyAddr, fmt.Errorf(ErrInvalidProposalID, args[1])
+		return nil, emptyAddr, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, fmt.Sprintf("%v", args[1]))
 	}
 
 	proposerAddr, err := addrCdc.BytesToString(proposer.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode proposer address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return govv1.NewMsgCancelProposal(
 		proposalID,
@@ -269,32 +269,32 @@ func NewMsgCancelProposal(args []interface{}, addrCdc address.Codec) (*govv1.Msg
 // NewMsgVote creates a new MsgVote instance.
 func NewMsgVote(args []interface{}, addrCdc address.Codec) (*govv1.MsgVote, common.Address, error) {
 	if len(args) != 4 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	voterAddress, ok := args[0].(common.Address)
 	if !ok || voterAddress == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidVoter, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	proposalID, ok := args[1].(uint64)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidProposalID, args[1])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, fmt.Sprintf("%v", args[1]))
 	}
 
 	option, ok := args[2].(uint8)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidOption, args[2])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidOption, VoteMethod, fmt.Sprintf(ErrInvalidOption, args[2]))
 	}
 
 	metadata, ok := args[3].(string)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidMetadata, args[3])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidMetadata, VoteMethod, fmt.Sprintf(ErrInvalidMetadata, args[3]))
 	}
 
 	voterAddr, err := addrCdc.BytesToString(voterAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode voter address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &govv1.MsgVote{
 		ProposalId: proposalID,
@@ -309,24 +309,24 @@ func NewMsgVote(args []interface{}, addrCdc address.Codec) (*govv1.MsgVote, comm
 // NewMsgVoteWeighted creates a new MsgVoteWeighted instance.
 func NewMsgVoteWeighted(method *abi.Method, args []interface{}, addrCdc address.Codec) (*govv1.MsgVoteWeighted, common.Address, WeightedVoteOptions, error) {
 	if len(args) != 4 {
-		return nil, common.Address{}, WeightedVoteOptions{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, common.Address{}, WeightedVoteOptions{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	voterAddress, ok := args[0].(common.Address)
 	if !ok || voterAddress == (common.Address{}) {
-		return nil, common.Address{}, WeightedVoteOptions{}, fmt.Errorf(ErrInvalidVoter, args[0])
+		return nil, common.Address{}, WeightedVoteOptions{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	proposalID, ok := args[1].(uint64)
 	if !ok {
-		return nil, common.Address{}, WeightedVoteOptions{}, fmt.Errorf(ErrInvalidProposalID, args[1])
+		return nil, common.Address{}, WeightedVoteOptions{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, fmt.Sprintf("%v", args[1]))
 	}
 
 	// Unpack the input struct
 	var options WeightedVoteOptions
 	arguments := abi.Arguments{method.Inputs[2]}
 	if err := arguments.Copy(&options, []interface{}{args[2]}); err != nil {
-		return nil, common.Address{}, WeightedVoteOptions{}, fmt.Errorf("error while unpacking args to Options struct: %s", err)
+		return nil, common.Address{}, WeightedVoteOptions{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrWeightedVoteOptionsUnpackFailed, err.Error())
 	}
 
 	weightedOptions := make([]*govv1.WeightedVoteOption, len(options))
@@ -339,12 +339,12 @@ func NewMsgVoteWeighted(method *abi.Method, args []interface{}, addrCdc address.
 
 	metadata, ok := args[3].(string)
 	if !ok {
-		return nil, common.Address{}, WeightedVoteOptions{}, fmt.Errorf(ErrInvalidMetadata, args[3])
+		return nil, common.Address{}, WeightedVoteOptions{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidMetadata, VoteWeightedMethod, fmt.Sprintf(ErrInvalidMetadata, args[3]))
 	}
 
 	voterAddr, err := addrCdc.BytesToString(voterAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, WeightedVoteOptions{}, fmt.Errorf("failed to decode voter address: %w", err)
+		return nil, common.Address{}, WeightedVoteOptions{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &govv1.MsgVoteWeighted{
 		ProposalId: proposalID,
@@ -359,12 +359,12 @@ func NewMsgVoteWeighted(method *abi.Method, args []interface{}, addrCdc address.
 // ParseVotesArgs parses the arguments for the Votes query.
 func ParseVotesArgs(method *abi.Method, args []interface{}) (*govv1.QueryVotesRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	var input VotesInput
 	if err := method.Inputs.Copy(&input, args); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to VotesInput: %s", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrVotesInputUnpackFailed, err.Error())
 	}
 
 	return &govv1.QueryVotesRequest{
@@ -406,22 +406,22 @@ func (vo *VotesOutput) FromResponse(res *govv1.QueryVotesResponse) (*VotesOutput
 // ParseVoteArgs parses the arguments for the Votes query.
 func ParseVoteArgs(args []interface{}, addrCdc address.Codec) (*govv1.QueryVoteRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	proposalID, ok := args[0].(uint64)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidProposalID, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, fmt.Sprintf("%v", args[0]))
 	}
 
 	voter, ok := args[1].(common.Address)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidVoter, args[1])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	voterAddr, err := addrCdc.BytesToString(voter.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode voter address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &govv1.QueryVoteRequest{
 		ProposalId: proposalID,
@@ -452,22 +452,22 @@ func (vo *VoteOutput) FromResponse(res *govv1.QueryVoteResponse) (*VoteOutput, e
 // ParseDepositArgs parses the arguments for the Deposit query.
 func ParseDepositArgs(args []interface{}, addrCdc address.Codec) (*govv1.QueryDepositRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	proposalID, ok := args[0].(uint64)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidProposalID, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, fmt.Sprintf("%v", args[0]))
 	}
 
 	depositor, ok := args[1].(common.Address)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidDepositor, args[1])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	depositorAddr, err := addrCdc.BytesToString(depositor.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode depositor address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &govv1.QueryDepositRequest{
 		ProposalId: proposalID,
@@ -478,12 +478,12 @@ func ParseDepositArgs(args []interface{}, addrCdc address.Codec) (*govv1.QueryDe
 // ParseDepositsArgs parses the arguments for the Deposits query.
 func ParseDepositsArgs(method *abi.Method, args []interface{}) (*govv1.QueryDepositsRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	var input DepositsInput
 	if err := method.Inputs.Copy(&input, args); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to DepositsInput: %s", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrDepositsInputUnpackFailed, err.Error())
 	}
 
 	return &govv1.QueryDepositsRequest{
@@ -495,12 +495,12 @@ func ParseDepositsArgs(method *abi.Method, args []interface{}) (*govv1.QueryDepo
 // ParseTallyResultArgs parses the arguments for the TallyResult query.
 func ParseTallyResultArgs(args []interface{}) (*govv1.QueryTallyResultRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	proposalID, ok := args[0].(uint64)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidProposalID, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	return &govv1.QueryTallyResultRequest{
@@ -606,12 +606,12 @@ type ProposalData struct {
 // ParseProposalArgs parses the arguments for the Proposal query
 func ParseProposalArgs(args []interface{}) (*govv1.QueryProposalRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	proposalID, ok := args[0].(uint64)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidProposalID, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	return &govv1.QueryProposalRequest{
@@ -622,12 +622,12 @@ func ParseProposalArgs(args []interface{}) (*govv1.QueryProposalRequest, error)
 // ParseProposalsArgs parses the arguments for the Proposals query
 func ParseProposalsArgs(method *abi.Method, args []interface{}, addrCdc address.Codec) (*govv1.QueryProposalsRequest, error) {
 	if len(args) != 4 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	var input ProposalsInput
 	if err := method.Inputs.Copy(&input, args); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to ProposalsInput: %s", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrProposalsInputUnpackFailed, err.Error())
 	}
 
 	voter := ""
@@ -635,7 +635,7 @@ func ParseProposalsArgs(method *abi.Method, args []interface{}, addrCdc address.
 		var err error
 		voter, err = addrCdc.BytesToString(input.Voter.Bytes())
 		if err != nil {
-			return nil, fmt.Errorf("failed to decode voter address: %w", err)
+			return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 		}
 	}
 
@@ -644,7 +644,7 @@ func ParseProposalsArgs(method *abi.Method, args []interface{}, addrCdc address.
 		var err error
 		depositor, err = addrCdc.BytesToString(input.Depositor.Bytes())
 		if err != nil {
-			return nil, fmt.Errorf("failed to decode depositor address: %w", err)
+			return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 		}
 	}
 
@@ -807,7 +807,7 @@ func (o *ParamsOutput) FromResponse(res *govv1.QueryParamsResponse) *ParamsOutpu
 // BuildQueryParamsRequest returns the structure for the governance parameters query.
 func BuildQueryParamsRequest(args []interface{}) (*govv1.QueryParamsRequest, error) {
 	if len(args) != 0 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 0, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(0), big.NewInt(int64(len(args))))
 	}
 
 	return &govv1.QueryParamsRequest{
@@ -818,7 +818,7 @@ func BuildQueryParamsRequest(args []interface{}) (*govv1.QueryParamsRequest, err
 // BuildQueryConstitutionRequest validates the args (none expected).
 func BuildQueryConstitutionRequest(args []interface{}) (*govv1.QueryConstitutionRequest, error) {
 	if len(args) != 0 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 0, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(0), big.NewInt(int64(len(args))))
 	}
 	return &govv1.QueryConstitutionRequest{}, nil
 }
diff --git a/precompiles/gov/types_test.go b/precompiles/gov/types_test.go
index 52e812526..ea338b6b9 100644
--- a/precompiles/gov/types_test.go
+++ b/precompiles/gov/types_test.go
@@ -10,6 +10,7 @@ import (
 
 	evmaddress "github.com/cosmos/evm/encoding/address"
 	cmn "github.com/cosmos/evm/precompiles/common"
+	"github.com/cosmos/evm/precompiles/testutil"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -28,7 +29,7 @@ func TestNewMsgDeposit(t *testing.T) {
 		name           string
 		args           []interface{}
 		wantErr        bool
-		errMsg         string
+		wantErrObj     error
 		wantDepositor  string
 		wantProposalID uint64
 	}{
@@ -40,40 +41,40 @@ func TestNewMsgDeposit(t *testing.T) {
 			wantProposalID: proposalID,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{depositorAddr, proposalID, validCoins, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 4),
+			name:       "too many arguments",
+			args:       []interface{}{depositorAddr, proposalID, validCoins, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(4)),
 		},
 		{
-			name:    "invalid depositor type",
-			args:    []interface{}{"not-an-address", proposalID, validCoins},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidDepositor, "not-an-address"),
+			name:       "invalid depositor type",
+			args:       []interface{}{"not-an-address", proposalID, validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty depositor address",
-			args:    []interface{}{common.Address{}, proposalID, validCoins},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidDepositor, common.Address{}),
+			name:       "empty depositor address",
+			args:       []interface{}{common.Address{}, proposalID, validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid proposal ID type",
-			args:    []interface{}{depositorAddr, "not-a-uint64", validCoins},
-			wantErr: true,
-			errMsg:  "invalid proposal id",
+			name:       "invalid proposal ID type",
+			args:       []interface{}{depositorAddr, "not-a-uint64", validCoins},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, "not-a-uint64"),
 		},
 		{
-			name:    "invalid coins",
-			args:    []interface{}{depositorAddr, proposalID, "invalid-coins"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidDeposits, "deposit arg"),
+			name:       "invalid coins",
+			args:       []interface{}{depositorAddr, proposalID, "invalid-coins"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "invalid-coins"),
 		},
 	}
 
@@ -82,8 +83,7 @@ func TestNewMsgDeposit(t *testing.T) {
 			msg, returnAddr, err := NewMsgDeposit(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -110,7 +110,7 @@ func TestNewMsgCancelProposal(t *testing.T) {
 		name           string
 		args           []interface{}
 		wantErr        bool
-		errMsg         string
+		wantErrObj     error
 		wantProposer   string
 		wantProposalID uint64
 	}{
@@ -122,34 +122,34 @@ func TestNewMsgCancelProposal(t *testing.T) {
 			wantProposalID: proposalID,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{proposerAddr, proposalID, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 3),
+			name:       "too many arguments",
+			args:       []interface{}{proposerAddr, proposalID, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
-			name:    "invalid proposer type",
-			args:    []interface{}{"not-an-address", proposalID},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidProposer, "not-an-address"),
+			name:       "invalid proposer type",
+			args:       []interface{}{"not-an-address", proposalID},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty proposer address",
-			args:    []interface{}{common.Address{}, proposalID},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidProposer, common.Address{}),
+			name:       "empty proposer address",
+			args:       []interface{}{common.Address{}, proposalID},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid proposal ID type",
-			args:    []interface{}{proposerAddr, "not-a-uint64"},
-			wantErr: true,
-			errMsg:  "invalid proposal id",
+			name:       "invalid proposal ID type",
+			args:       []interface{}{proposerAddr, "not-a-uint64"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, "not-a-uint64"),
 		},
 	}
 
@@ -158,8 +158,7 @@ func TestNewMsgCancelProposal(t *testing.T) {
 			msg, returnAddr, err := NewMsgCancelProposal(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -187,7 +186,7 @@ func TestNewMsgVote(t *testing.T) {
 		name           string
 		args           []interface{}
 		wantErr        bool
-		errMsg         string
+		wantErrObj     error
 		wantVoter      string
 		wantProposalID uint64
 		wantOption     uint8
@@ -203,46 +202,46 @@ func TestNewMsgVote(t *testing.T) {
 			wantMetadata:   metadata,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{voterAddr, proposalID, option, metadata, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 5),
+			name:       "too many arguments",
+			args:       []interface{}{voterAddr, proposalID, option, metadata, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(5)),
 		},
 		{
-			name:    "invalid voter type",
-			args:    []interface{}{"not-an-address", proposalID, option, metadata},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidVoter, "not-an-address"),
+			name:       "invalid voter type",
+			args:       []interface{}{"not-an-address", proposalID, option, metadata},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty voter address",
-			args:    []interface{}{common.Address{}, proposalID, option, metadata},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidVoter, common.Address{}),
+			name:       "empty voter address",
+			args:       []interface{}{common.Address{}, proposalID, option, metadata},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid proposal ID type",
-			args:    []interface{}{voterAddr, "not-a-uint64", option, metadata},
-			wantErr: true,
-			errMsg:  "invalid proposal id",
+			name:       "invalid proposal ID type",
+			args:       []interface{}{voterAddr, "not-a-uint64", option, metadata},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, "not-a-uint64"),
 		},
 		{
-			name:    "invalid option type",
-			args:    []interface{}{voterAddr, proposalID, "not-a-uint8", metadata},
-			wantErr: true,
-			errMsg:  "invalid option",
+			name:       "invalid option type",
+			args:       []interface{}{voterAddr, proposalID, "not-a-uint8", metadata},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidOption, VoteMethod, fmt.Sprintf(ErrInvalidOption, "not-a-uint8")),
 		},
 		{
-			name:    "invalid metadata type",
-			args:    []interface{}{voterAddr, proposalID, option, 123},
-			wantErr: true,
-			errMsg:  "invalid metadata",
+			name:       "invalid metadata type",
+			args:       []interface{}{voterAddr, proposalID, option, 123},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidMetadata, VoteMethod, fmt.Sprintf(ErrInvalidMetadata, any(123))),
 		},
 	}
 
@@ -251,8 +250,7 @@ func TestNewMsgVote(t *testing.T) {
 			msg, returnAddr, err := NewMsgVote(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -280,7 +278,7 @@ func TestParseVoteArgs(t *testing.T) {
 		name           string
 		args           []interface{}
 		wantErr        bool
-		errMsg         string
+		wantErrObj     error
 		wantVoter      string
 		wantProposalID uint64
 	}{
@@ -292,28 +290,28 @@ func TestParseVoteArgs(t *testing.T) {
 			wantProposalID: proposalID,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{proposalID, voterAddr, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 3),
+			name:       "too many arguments",
+			args:       []interface{}{proposalID, voterAddr, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
-			name:    "invalid proposal ID type",
-			args:    []interface{}{"not-a-uint64", voterAddr},
-			wantErr: true,
-			errMsg:  "invalid proposal id",
+			name:       "invalid proposal ID type",
+			args:       []interface{}{"not-a-uint64", voterAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, "not-a-uint64"),
 		},
 		{
-			name:    "invalid voter type",
-			args:    []interface{}{proposalID, "not-an-address"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidVoter, "not-an-address"),
+			name:       "invalid voter type",
+			args:       []interface{}{proposalID, "not-an-address"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 	}
 
@@ -322,8 +320,7 @@ func TestParseVoteArgs(t *testing.T) {
 			req, err := ParseVoteArgs(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
@@ -348,7 +345,7 @@ func TestParseDepositArgs(t *testing.T) {
 		name           string
 		args           []interface{}
 		wantErr        bool
-		errMsg         string
+		wantErrObj     error
 		wantDepositor  string
 		wantProposalID uint64
 	}{
@@ -360,28 +357,28 @@ func TestParseDepositArgs(t *testing.T) {
 			wantProposalID: proposalID,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{proposalID, depositorAddr, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 3),
+			name:       "too many arguments",
+			args:       []interface{}{proposalID, depositorAddr, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
-			name:    "invalid proposal ID type",
-			args:    []interface{}{"not-a-uint64", depositorAddr},
-			wantErr: true,
-			errMsg:  "invalid proposal id",
+			name:       "invalid proposal ID type",
+			args:       []interface{}{"not-a-uint64", depositorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProposalID, "not-a-uint64"),
 		},
 		{
-			name:    "invalid depositor type",
-			args:    []interface{}{proposalID, "not-an-address"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(ErrInvalidDepositor, "not-an-address"),
+			name:       "invalid depositor type",
+			args:       []interface{}{proposalID, "not-an-address"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 	}
 
@@ -390,8 +387,7 @@ func TestParseDepositArgs(t *testing.T) {
 			req, err := ParseDepositArgs(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
diff --git a/precompiles/ics02/ICS02I.sol b/precompiles/ics02/ICS02I.sol
index 9ddec82d8..fe2a77265 100644
--- a/precompiles/ics02/ICS02I.sol
+++ b/precompiles/ics02/ICS02I.sol
@@ -13,7 +13,16 @@ ICS02I constant ICS02_CONTRACT = ICS02I(ICS02_PRECOMPILE_ADDRESS);
 /// @title ICS02 Client Router Precompile Interface
 /// @dev The interface through which solidity contracts will interact with IBC Light Clients (ICS02)
 /// @custom:address 0x0000000000000000000000000000000000000807
-interface ICS02I {
+interface ICS02I is IPrecompile {
+    /// @notice Invalid IBC client identifier (format/encoding).
+    error InvalidClientID(string clientId);
+    /// @notice Invalid membership proof bytes.
+    error InvalidProof(bytes proof);
+    /// @notice Invalid merkle path argument.
+    error InvalidPath(bytes[] path);
+    /// @notice Invalid value bytes argument.
+    error InvalidValue(bytes value);
+
     /// @notice The result of an update operation
     enum UpdateResult {
         /// The update was successful
diff --git a/precompiles/ics02/abi.json b/precompiles/ics02/abi.json
index 71f457ae8..1fa23e3cb 100644
--- a/precompiles/ics02/abi.json
+++ b/precompiles/ics02/abi.json
@@ -1,142 +1,348 @@
 [
   {
-    "type": "function",
-    "name": "getClientState",
     "inputs": [
       {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "clientId",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidClientID",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "bytes[]",
+        "name": "path",
+        "type": "bytes[]"
+      }
+    ],
+    "name": "InvalidPath",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "bytes",
+        "name": "proof",
+        "type": "bytes"
+      }
+    ],
+    "name": "InvalidProof",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "bytes",
+        "name": "value",
+        "type": "bytes"
+      }
+    ],
+    "name": "InvalidValue",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
         "name": "clientId",
-        "type": "string",
-        "internalType": "string"
+        "type": "string"
       }
     ],
+    "name": "getClientState",
     "outputs": [
       {
+        "internalType": "bytes",
         "name": "",
-        "type": "bytes",
-        "internalType": "bytes"
+        "type": "bytes"
       }
     ],
-    "stateMutability": "view"
+    "stateMutability": "view",
+    "type": "function"
   },
   {
-    "type": "function",
-    "name": "updateClient",
     "inputs": [
       {
+        "internalType": "string",
         "name": "clientId",
-        "type": "string",
-        "internalType": "string"
+        "type": "string"
       },
       {
+        "internalType": "bytes",
         "name": "updateMsg",
-        "type": "bytes",
-        "internalType": "bytes"
+        "type": "bytes"
       }
     ],
+    "name": "updateClient",
     "outputs": [
       {
+        "internalType": "enum ICS02I.UpdateResult",
         "name": "",
-        "type": "uint8",
-        "internalType": "enum ICS02I.UpdateResult"
+        "type": "uint8"
       }
     ],
-    "stateMutability": "nonpayable"
+    "stateMutability": "nonpayable",
+    "type": "function"
   },
   {
-    "type": "function",
-    "name": "verifyMembership",
     "inputs": [
       {
+        "internalType": "string",
         "name": "clientId",
-        "type": "string",
-        "internalType": "string"
+        "type": "string"
       },
       {
+        "internalType": "bytes",
         "name": "proof",
-        "type": "bytes",
-        "internalType": "bytes"
+        "type": "bytes"
       },
       {
-        "name": "proofHeight",
-        "type": "tuple",
-        "internalType": "struct Height",
         "components": [
           {
+            "internalType": "uint64",
             "name": "revisionNumber",
-            "type": "uint64",
-            "internalType": "uint64"
+            "type": "uint64"
           },
           {
+            "internalType": "uint64",
             "name": "revisionHeight",
-            "type": "uint64",
-            "internalType": "uint64"
+            "type": "uint64"
           }
-        ]
+        ],
+        "internalType": "struct Height",
+        "name": "proofHeight",
+        "type": "tuple"
       },
       {
+        "internalType": "bytes[]",
         "name": "path",
-        "type": "bytes[]",
-        "internalType": "bytes[]"
+        "type": "bytes[]"
       },
       {
+        "internalType": "bytes",
         "name": "value",
-        "type": "bytes",
-        "internalType": "bytes"
+        "type": "bytes"
       }
     ],
+    "name": "verifyMembership",
     "outputs": [
       {
+        "internalType": "uint256",
         "name": "",
-        "type": "uint256",
-        "internalType": "uint256"
+        "type": "uint256"
       }
     ],
-    "stateMutability": "nonpayable"
+    "stateMutability": "nonpayable",
+    "type": "function"
   },
   {
-    "type": "function",
-    "name": "verifyNonMembership",
     "inputs": [
       {
+        "internalType": "string",
         "name": "clientId",
-        "type": "string",
-        "internalType": "string"
+        "type": "string"
       },
       {
+        "internalType": "bytes",
         "name": "proof",
-        "type": "bytes",
-        "internalType": "bytes"
+        "type": "bytes"
       },
       {
-        "name": "proofHeight",
-        "type": "tuple",
-        "internalType": "struct Height",
         "components": [
           {
+            "internalType": "uint64",
             "name": "revisionNumber",
-            "type": "uint64",
-            "internalType": "uint64"
+            "type": "uint64"
           },
           {
+            "internalType": "uint64",
             "name": "revisionHeight",
-            "type": "uint64",
-            "internalType": "uint64"
+            "type": "uint64"
           }
-        ]
+        ],
+        "internalType": "struct Height",
+        "name": "proofHeight",
+        "type": "tuple"
       },
       {
+        "internalType": "bytes[]",
         "name": "path",
-        "type": "bytes[]",
-        "internalType": "bytes[]"
+        "type": "bytes[]"
       }
     ],
+    "name": "verifyNonMembership",
     "outputs": [
       {
+        "internalType": "uint256",
         "name": "",
-        "type": "uint256",
-        "internalType": "uint256"
+        "type": "uint256"
       }
     ],
-    "stateMutability": "nonpayable"
+    "stateMutability": "nonpayable",
+    "type": "function"
   }
 ]
diff --git a/precompiles/ics02/errors.go b/precompiles/ics02/errors.go
new file mode 100644
index 000000000..1b0870103
--- /dev/null
+++ b/precompiles/ics02/errors.go
@@ -0,0 +1,12 @@
+package ics02
+
+const (
+	// SolidityErrInvalidClientID is defined in ICS02I.sol.
+	SolidityErrInvalidClientID = "InvalidClientID"
+	// SolidityErrInvalidProof is defined in ICS02I.sol.
+	SolidityErrInvalidProof = "InvalidProof"
+	// SolidityErrInvalidPath is defined in ICS02I.sol.
+	SolidityErrInvalidPath = "InvalidPath"
+	// SolidityErrInvalidValue is defined in ICS02I.sol.
+	SolidityErrInvalidValue = "InvalidValue"
+)
diff --git a/precompiles/ics02/ics02.go b/precompiles/ics02/ics02.go
index f127c9122..c25d4d38d 100644
--- a/precompiles/ics02/ics02.go
+++ b/precompiles/ics02/ics02.go
@@ -2,7 +2,6 @@ package ics02
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -107,7 +106,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	case GetClientStateMethod:
 		return p.GetClientState(ctx, contract, stateDB, method, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 }
 
diff --git a/precompiles/ics02/query.go b/precompiles/ics02/query.go
index 5f69a249d..a3faa2cff 100644
--- a/precompiles/ics02/query.go
+++ b/precompiles/ics02/query.go
@@ -8,6 +8,7 @@ import (
 
 	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	cmn "github.com/cosmos/evm/precompiles/common"
 )
 
 const (
@@ -30,15 +31,15 @@ func (p *Precompile) GetClientState(
 
 	clientState, found := p.clientKeeper.GetClientState(ctx, clientID)
 	if !found {
-		return nil, fmt.Errorf("client state not found for client ID %s", clientID)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetClientStateMethod, fmt.Sprintf("client state not found for client ID %s", clientID))
 	}
 
 	clientStateAny, err := codectypes.NewAnyWithValue(clientState)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetClientStateMethod, err.Error())
 	}
 	if len(clientStateAny.Value) == 0 {
-		return nil, fmt.Errorf("client state not found for client ID %s", clientID)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetClientStateMethod, fmt.Sprintf("client state not found for client ID %s", clientID))
 	}
 
 	return method.Outputs.Pack(clientStateAny.Value)
diff --git a/precompiles/ics02/tx.go b/precompiles/ics02/tx.go
index edb1f08df..8ead85f6c 100644
--- a/precompiles/ics02/tx.go
+++ b/precompiles/ics02/tx.go
@@ -1,7 +1,6 @@
 package ics02
 
 import (
-	"fmt"
 	"math"
 	"math/big"
 	"time"
@@ -9,13 +8,12 @@ import (
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	clienttypes "github.com/cosmos/ibc-go/v10/modules/core/02-client/types"
 	commitmenttypesv2 "github.com/cosmos/ibc-go/v10/modules/core/23-commitment/types/v2"
 	host "github.com/cosmos/ibc-go/v10/modules/core/24-host"
 	ibcexported "github.com/cosmos/ibc-go/v10/modules/core/exported"
 
-	errorsmod "cosmossdk.io/errors"
-
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
@@ -44,24 +42,20 @@ func (p *Precompile) UpdateClient(
 	}
 
 	if host.ClientIdentifierValidator(clientID) != nil {
-		return nil, errorsmod.Wrapf(
-			clienttypes.ErrInvalidClient,
-			"invalid client ID: %s",
-			clientID,
-		)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrInvalidClientID, clientID)
 	}
 
 	clientMsg, err := clienttypes.UnmarshalClientMessage(p.cdc, updateBz)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, UpdateClientMethod, err.Error())
 	}
 
 	if err := clientMsg.ValidateBasic(); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, UpdateClientMethod, err.Error())
 	}
 
 	if err := p.clientKeeper.UpdateClient(ctx, clientID, clientMsg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, UpdateClientMethod, err.Error())
 	}
 
 	if p.clientKeeper.GetClientStatus(ctx, clientID) == ibcexported.Frozen {
@@ -85,26 +79,22 @@ func (p *Precompile) VerifyMembership(
 	}
 
 	if host.ClientIdentifierValidator(clientID) != nil {
-		return nil, errorsmod.Wrapf(
-			clienttypes.ErrInvalidClient,
-			"invalid client ID: %s",
-			clientID,
-		)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrInvalidClientID, clientID)
 	}
 
 	path := commitmenttypesv2.NewMerklePath(pathBz...)
 
 	if err := p.clientKeeper.VerifyMembership(ctx, clientID, proofHeight, 0, 0, proof, path, value); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VerifyMembershipMethod, err.Error())
 	}
 
 	timestampNano, err := p.clientKeeper.GetClientTimestampAtHeight(ctx, clientID, proofHeight)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VerifyMembershipMethod, err.Error())
 	}
 	// Convert nanoseconds to seconds without overflow.
 	if timestampNano > math.MaxInt64 {
-		return nil, fmt.Errorf("timestamp in nanoseconds exceeds int64 max value")
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VerifyMembershipMethod, "timestamp in nanoseconds exceeds int64 max value")
 	}
 	timestampSeconds := time.Unix(0, int64(timestampNano)).Unix()
 
@@ -125,26 +115,22 @@ func (p *Precompile) VerifyNonMembership(
 	}
 
 	if host.ClientIdentifierValidator(clientID) != nil {
-		return nil, errorsmod.Wrapf(
-			clienttypes.ErrInvalidClient,
-			"invalid client ID: %s",
-			clientID,
-		)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrInvalidClientID, clientID)
 	}
 
 	path := commitmenttypesv2.NewMerklePath(pathBz...)
 
 	if err := p.clientKeeper.VerifyNonMembership(ctx, clientID, proofHeight, 0, 0, proof, path); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VerifyNonMembershipMethod, err.Error())
 	}
 
 	timestampNano, err := p.clientKeeper.GetClientTimestampAtHeight(ctx, clientID, proofHeight)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VerifyNonMembershipMethod, err.Error())
 	}
 	// Convert nanoseconds to seconds without overflow.
 	if timestampNano > math.MaxInt64 {
-		return nil, fmt.Errorf("timestamp in nanoseconds exceeds int64 max value")
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, VerifyNonMembershipMethod, "timestamp in nanoseconds exceeds int64 max value")
 	}
 	timestampSeconds := time.Unix(0, int64(timestampNano)).Unix()
 
diff --git a/precompiles/ics02/types.go b/precompiles/ics02/types.go
index 17065777a..2545f084b 100644
--- a/precompiles/ics02/types.go
+++ b/precompiles/ics02/types.go
@@ -2,6 +2,7 @@ package ics02
 
 import (
 	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 
@@ -18,12 +19,12 @@ type height struct {
 // ParseGetClientStateArgs parses the arguments for the GetClientState method.
 func ParseGetClientStateArgs(args []interface{}) (string, error) {
 	if len(args) != 1 {
-		return "", fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return "", cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	clientID, ok := args[0].(string)
 	if !ok {
-		return "", fmt.Errorf("invalid client id: %v", args[0])
+		return "", cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidClientID, fmt.Sprintf("%v", args[0]))
 	}
 
 	return clientID, nil
@@ -32,16 +33,16 @@ func ParseGetClientStateArgs(args []interface{}) (string, error) {
 // ParseUpdateClientArgs parses the arguments for the UpdateClient method.
 func ParseUpdateClientArgs(args []interface{}) (string, []byte, error) {
 	if len(args) != 2 {
-		return "", nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return "", nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	clientID, ok := args[0].(string)
 	if !ok {
-		return "", nil, fmt.Errorf("invalid client id: %v", args[0])
+		return "", nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidClientID, fmt.Sprintf("%v", args[0]))
 	}
 	updateBytes, ok := args[1].([]byte)
 	if !ok {
-		return "", nil, fmt.Errorf("invalid update client bytes: %v", args[1])
+		return "", nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("invalid update client bytes: %v", args[1]))
 	}
 
 	return clientID, updateBytes, nil
@@ -50,32 +51,32 @@ func ParseUpdateClientArgs(args []interface{}) (string, []byte, error) {
 // ParseVerifyMembershipArgs parses the arguments for the VerifyMembership method.
 func ParseVerifyMembershipArgs(method *abi.Method, args []interface{}) (string, []byte, clienttypes.Height, [][]byte, []byte, error) {
 	if len(args) != 5 {
-		return "", nil, clienttypes.Height{}, nil, nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 5, len(args))
+		return "", nil, clienttypes.Height{}, nil, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(5), big.NewInt(int64(len(args))))
 	}
 
 	clientID, ok := args[0].(string)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, nil, fmt.Errorf("invalid client id: %v", args[0])
+		return "", nil, clienttypes.Height{}, nil, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidClientID, fmt.Sprintf("%v", args[0]))
 	}
 	proof, ok := args[1].([]byte)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, nil, fmt.Errorf("invalid proof bytes: %v", args[1])
+		return "", nil, clienttypes.Height{}, nil, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProof, []byte{})
 	}
 
 	var proofHeight height
 	heightArg := abi.Arguments{method.Inputs[2]}
 	if err := heightArg.Copy(&proofHeight, []interface{}{args[2]}); err != nil {
-		return "", nil, clienttypes.Height{}, nil, nil, fmt.Errorf("error while unpacking args to TransferInput struct: %s", err)
+		return "", nil, clienttypes.Height{}, nil, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, err.Error())
 	}
 
 	path, ok := args[3].([][]byte)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, nil, fmt.Errorf("invalid path: %v", args[3])
+		return "", nil, clienttypes.Height{}, nil, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidPath, [][]byte{})
 	}
 
 	value, ok := args[4].([]byte)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, nil, fmt.Errorf("invalid value: %v", args[4])
+		return "", nil, clienttypes.Height{}, nil, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidValue, []byte{})
 	}
 
 	return clientID, proof, proofHeight.ProofHeight, path, value, nil
@@ -84,28 +85,28 @@ func ParseVerifyMembershipArgs(method *abi.Method, args []interface{}) (string,
 // ParseVerifyNonMembershipArgs parses the arguments for the VerifyNonMembership method.
 func ParseVerifyNonMembershipArgs(method *abi.Method, args []interface{}) (string, []byte, clienttypes.Height, [][]byte, error) {
 	if len(args) != 4 {
-		return "", nil, clienttypes.Height{}, nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return "", nil, clienttypes.Height{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	clientID, ok := args[0].(string)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, fmt.Errorf("invalid client id: %v", args[0])
+		return "", nil, clienttypes.Height{}, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidClientID, fmt.Sprintf("%v", args[0]))
 	}
 	proof, ok := args[1].([]byte)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, fmt.Errorf("invalid proof bytes: %v", args[1])
+		return "", nil, clienttypes.Height{}, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidProof, []byte{})
 	}
 
 	var proofHeight height
 	heightArg := abi.Arguments{method.Inputs[2]}
 	if err := heightArg.Copy(&proofHeight, []interface{}{args[2]}); err != nil {
-		return "", nil, clienttypes.Height{}, nil, fmt.Errorf("error while unpacking args to TransferInput struct: %s", err)
+		return "", nil, clienttypes.Height{}, nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, err.Error())
 	}
 
 	// TODO: make sure path is deserilized like this
 	path, ok := args[3].([][]byte)
 	if !ok {
-		return "", nil, clienttypes.Height{}, nil, fmt.Errorf("invalid path: %v", args[3])
+		return "", nil, clienttypes.Height{}, nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidPath, [][]byte{})
 	}
 
 	return clientID, proof, proofHeight.ProofHeight, path, nil
diff --git a/precompiles/ics20/ICS20I.sol b/precompiles/ics20/ICS20I.sol
index 89f3dbbc7..5c4708a68 100644
--- a/precompiles/ics20/ICS20I.sol
+++ b/precompiles/ics20/ICS20I.sol
@@ -29,7 +29,22 @@ struct Hop {
 /// @title ICS20 Transfer Precompiled Contract
 /// @dev The interface through which solidity contracts will interact with IBC Transfer (ICS20)
 /// @custom:address 0x0000000000000000000000000000000000000802
-interface ICS20I {
+interface ICS20I is IPrecompile {
+    /// @notice Invalid ICS-20 source port argument.
+    error InvalidSourcePort(string callMethod, string reason);
+    /// @notice Invalid ICS-20 source channel (channel ID / client ID) argument.
+    error InvalidSourceChannel(string callMethod, string reason);
+    /// @notice Invalid ICS-20 receiver argument.
+    error InvalidReceiver(string callMethod, string reason);
+    /// @notice Invalid ICS-20 timeout timestamp argument.
+    error InvalidTimeoutTimestamp(string callMethod, string reason);
+    /// @notice Invalid ICS-20 memo argument.
+    error InvalidMemo(string callMethod, string reason);
+    /// @notice Invalid denom hash argument.
+    error InvalidHash(string callMethod, string reason);
+    /// @notice Invalid denom trace argument.
+    error InvalidTrace(string callMethod, string reason);
+
     /// @dev Emitted when an ICS-20 transfer is executed.
     /// @param sender The address of the sender.
     /// @param receiver The address of the receiver.
diff --git a/precompiles/ics20/abi.json b/precompiles/ics20/abi.json
index 1fc44348b..382e0fa06 100644
--- a/precompiles/ics20/abi.json
+++ b/precompiles/ics20/abi.json
@@ -1,4 +1,278 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHash",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidMemo",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidReceiver",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidSourceChannel",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidSourcePort",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidTimeoutTimestamp",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "callMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidTrace",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
diff --git a/precompiles/ics20/errors.go b/precompiles/ics20/errors.go
index 605e35ed0..d2482979f 100644
--- a/precompiles/ics20/errors.go
+++ b/precompiles/ics20/errors.go
@@ -21,4 +21,13 @@ const (
 	ErrDifferentOriginFromSender = "origin address %s is not the same as sender address %s"
 	// ErrDenomNotFound is raised when the denom for the specified request does not exist.
 	ErrDenomNotFound = "denomination not found"
+
+	// Solidity custom error names defined in ICS20I.sol.
+	SolidityErrInvalidSourcePort       = "InvalidSourcePort"
+	SolidityErrInvalidSourceChannel    = "InvalidSourceChannel"
+	SolidityErrInvalidReceiver         = "InvalidReceiver"
+	SolidityErrInvalidTimeoutTimestamp = "InvalidTimeoutTimestamp"
+	SolidityErrInvalidMemo             = "InvalidMemo"
+	SolidityErrInvalidHash             = "InvalidHash"
+	SolidityErrInvalidTrace            = "InvalidTrace"
 )
diff --git a/precompiles/ics20/ics20.go b/precompiles/ics20/ics20.go
index 38ff7c3df..2cd133452 100644
--- a/precompiles/ics20/ics20.go
+++ b/precompiles/ics20/ics20.go
@@ -2,7 +2,6 @@ package ics20
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -99,7 +98,7 @@ func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]by
 func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Contract, readOnly bool) ([]byte, error) {
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error())
 	}
 
 	var bz []byte
@@ -116,7 +115,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	case DenomHashMethod:
 		bz, err = p.DenomHash(ctx, contract, method, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/ics20/query.go b/precompiles/ics20/query.go
index 819553b15..1bc878ee2 100644
--- a/precompiles/ics20/query.go
+++ b/precompiles/ics20/query.go
@@ -6,6 +6,7 @@ import (
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	transfertypes "github.com/cosmos/ibc-go/v10/modules/apps/transfer/types"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -41,7 +42,7 @@ func (p Precompile) Denom(
 		if strings.Contains(err.Error(), ErrDenomNotFound) {
 			return method.Outputs.Pack(transfertypes.Denom{})
 		}
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrQueryFailed, DenomMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(*res.Denom)
@@ -61,7 +62,7 @@ func (p Precompile) Denoms(
 
 	res, err := p.transferKeeper.Denoms(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrQueryFailed, DenomsMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.Denoms, res.Pagination)
@@ -85,7 +86,7 @@ func (p Precompile) DenomHash(
 		if strings.Contains(err.Error(), ErrDenomNotFound) {
 			return method.Outputs.Pack("")
 		}
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrQueryFailed, DenomHashMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.Hash)
diff --git a/precompiles/ics20/tx.go b/precompiles/ics20/tx.go
index 26007e5bd..56753a652 100644
--- a/precompiles/ics20/tx.go
+++ b/precompiles/ics20/tx.go
@@ -197,26 +197,22 @@ func (p *Precompile) Transfer(
 	// If the channel is in v1 format, check if channel exists and is open
 	if channeltypes.IsChannelIDFormat(msg.SourceChannel) {
 		if err := p.validateV1TransferChannel(ctx, msg); err != nil {
-			return nil, err
+			return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, TransferMethod, err.Error())
 		}
 		// otherwise, it’s a v2 packet, so perform client ID validation
 	} else if v2ClientIDErr := host.ClientIdentifierValidator(msg.SourceChannel); v2ClientIDErr != nil {
-		return nil, errorsmod.Wrapf(
-			channeltypes.ErrInvalidChannel,
-			"invalid channel ID (%s) on v2 packet",
-			msg.SourceChannel,
-		)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, TransferMethod, v2ClientIDErr.Error())
 	}
 
 	msgSender := contract.Caller()
 	if msgSender != sender {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), sender.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, sender)
 	}
 
 	stateDBExp := stateDB.(*statedb.StateDB)
 	res, err := p.transferWithStateDB(ctx, stateDBExp, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, TransferMethod, err.Error())
 	}
 
 	if err = EmitIBCTransferEvent(
@@ -231,7 +227,7 @@ func (p *Precompile) Transfer(
 		msg.Token,
 		msg.Memo,
 	); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, TransferMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.Sequence)
diff --git a/precompiles/ics20/types.go b/precompiles/ics20/types.go
index 62b992adc..2b463d296 100644
--- a/precompiles/ics20/types.go
+++ b/precompiles/ics20/types.go
@@ -1,7 +1,6 @@
 package ics20
 
 import (
-	"errors"
 	"fmt"
 	"math/big"
 
@@ -13,7 +12,6 @@ import (
 	transfertypes "github.com/cosmos/ibc-go/v10/modules/apps/transfer/types"
 	clienttypes "github.com/cosmos/ibc-go/v10/modules/core/02-client/types"
 
-	errorsmod "cosmossdk.io/errors"
 	"cosmossdk.io/math"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -77,53 +75,53 @@ type height struct {
 // NewMsgTransfer returns a new transfer message from the given arguments.
 func NewMsgTransfer(method *abi.Method, args []interface{}) (*transfertypes.MsgTransfer, common.Address, error) {
 	if len(args) != 9 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 9, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(9), big.NewInt(int64(len(args))))
 	}
 
 	sourcePort, ok := args[0].(string)
 	if !ok {
-		return nil, common.Address{}, errors.New(ErrInvalidSourcePort)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidSourcePort, TransferMethod, ErrInvalidSourcePort)
 	}
 
 	sourceChannel, ok := args[1].(string)
 	if !ok {
-		return nil, common.Address{}, errors.New(ErrInvalidSourceChannel)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidSourceChannel, TransferMethod, ErrInvalidSourceChannel)
 	}
 
 	denom, ok := args[2].(string)
 	if !ok {
-		return nil, common.Address{}, errorsmod.Wrapf(transfertypes.ErrInvalidDenomForTransfer, cmn.ErrInvalidDenom, args[2])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	amount, ok := args[3].(*big.Int)
 	if !ok || amount == nil {
-		return nil, common.Address{}, errorsmod.Wrapf(transfertypes.ErrInvalidAmount, cmn.ErrInvalidAmount, args[3])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[3]))
 	}
 
 	sender, ok := args[4].(common.Address)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidSender, args[4])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[4]))
 	}
 
 	receiver, ok := args[5].(string)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidReceiver, args[5])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidReceiver, TransferMethod, fmt.Sprintf(ErrInvalidReceiver, args[5]))
 	}
 
 	var input height
 	heightArg := abi.Arguments{method.Inputs[6]}
 	if err := heightArg.Copy(&input, []interface{}{args[6]}); err != nil {
-		return nil, common.Address{}, fmt.Errorf("error while unpacking args to TransferInput struct: %s", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, err.Error())
 	}
 
 	timeoutTimestamp, ok := args[7].(uint64)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidTimeoutTimestamp, args[7])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidTimeoutTimestamp, TransferMethod, fmt.Sprintf(ErrInvalidTimeoutTimestamp, args[7]))
 	}
 
 	memo, ok := args[8].(string)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(ErrInvalidMemo, args[8])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidMemo, TransferMethod, fmt.Sprintf(ErrInvalidMemo, args[8]))
 	}
 
 	// Use instance to prevent errors on denom or amount
@@ -134,7 +132,7 @@ func NewMsgTransfer(method *abi.Method, args []interface{}) (*transfertypes.MsgT
 
 	msg, err := CreateAndValidateMsgTransfer(sourcePort, sourceChannel, token, sdk.AccAddress(sender.Bytes()).String(), receiver, input.TimeoutHeight, timeoutTimestamp, memo)
 	if err != nil {
-		return nil, common.Address{}, err
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrMsgServerFailed, TransferMethod, err.Error())
 	}
 
 	return msg, sender, nil
@@ -169,12 +167,12 @@ func CreateAndValidateMsgTransfer(
 // NewDenomRequest returns a new denom request from the given arguments.
 func NewDenomRequest(args []interface{}) (*transfertypes.QueryDenomRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf("invalid input arguments. Expected 1, got %d", len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	hash, ok := args[0].(string)
 	if !ok {
-		return nil, fmt.Errorf(ErrInvalidHash, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidHash, DenomMethod, fmt.Sprintf(ErrInvalidHash, args[0]))
 	}
 
 	req := &transfertypes.QueryDenomRequest{
@@ -187,12 +185,12 @@ func NewDenomRequest(args []interface{}) (*transfertypes.QueryDenomRequest, erro
 // NewDenomsRequest returns a new denoms request from the given arguments.
 func NewDenomsRequest(method *abi.Method, args []interface{}) (*transfertypes.QueryDenomsRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	var pageRequest PageRequest
 	if err := safeCopyInputs(method, args, &pageRequest); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to PageRequest: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, err.Error())
 	}
 
 	req := &transfertypes.QueryDenomsRequest{
@@ -205,12 +203,12 @@ func NewDenomsRequest(method *abi.Method, args []interface{}) (*transfertypes.Qu
 // NewDenomHashRequest returns a new denom hash request from the given arguments.
 func NewDenomHashRequest(args []interface{}) (*transfertypes.QueryDenomHashRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf("invalid input arguments. Expected 1, got %d", len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	trace, ok := args[0].(string)
 	if !ok {
-		return nil, fmt.Errorf("invalid trace")
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidTrace, DenomHashMethod, "invalid trace")
 	}
 
 	req := &transfertypes.QueryDenomHashRequest{
@@ -225,7 +223,7 @@ func CheckOriginAndSender(contract *vm.Contract, origin common.Address, sender c
 	if contract.Caller() == sender {
 		return sender, nil
 	} else if origin != sender {
-		return common.Address{}, fmt.Errorf(ErrDifferentOriginFromSender, origin.String(), sender.String())
+		return common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf(ErrDifferentOriginFromSender, origin.String(), sender.String()))
 	}
 	return sender, nil
 }
diff --git a/precompiles/slashing/ISlashing.sol b/precompiles/slashing/ISlashing.sol
index 4e177b80e..36d63a0be 100644
--- a/precompiles/slashing/ISlashing.sol
+++ b/precompiles/slashing/ISlashing.sol
@@ -46,7 +46,7 @@ struct Params {
 /// We follow this same interface including four-byte function selectors, in the precompile that
 /// wraps the pallet.
 /// @custom:address 0x0000000000000000000000000000000000000806
-interface ISlashing {
+interface ISlashing is IPrecompile {
     /// @dev Emitted when a validator is unjailed
     /// @param validator The address of the validator
     event ValidatorUnjailed(address indexed validator);
diff --git a/precompiles/slashing/abi.json b/precompiles/slashing/abi.json
index 041866575..c127845b6 100644
--- a/precompiles/slashing/abi.json
+++ b/precompiles/slashing/abi.json
@@ -1,4 +1,166 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
diff --git a/precompiles/slashing/errors.go b/precompiles/slashing/errors.go
new file mode 100644
index 000000000..44502318d
--- /dev/null
+++ b/precompiles/slashing/errors.go
@@ -0,0 +1,6 @@
+package slashing
+
+const (
+	// SolidityErrSlashingInputInvalid is defined in ISlashing.sol.
+	SolidityErrSlashingInputInvalid = "SlashingInputInvalid"
+)
diff --git a/precompiles/slashing/query.go b/precompiles/slashing/query.go
index 27eb630be..9bbbdd819 100644
--- a/precompiles/slashing/query.go
+++ b/precompiles/slashing/query.go
@@ -4,6 +4,8 @@ import (
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/x/slashing/types"
 )
@@ -34,12 +36,12 @@ func (p *Precompile) GetSigningInfo(
 
 	res, err := p.slashingKeeper.SigningInfo(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetSigningInfoMethod, err.Error())
 	}
 
 	out, err := new(SigningInfoOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetSigningInfoMethod, err.Error())
 	}
 	return method.Outputs.Pack(out.SigningInfo)
 }
@@ -58,12 +60,12 @@ func (p *Precompile) GetSigningInfos(
 
 	res, err := p.slashingKeeper.SigningInfos(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetSigningInfosMethod, err.Error())
 	}
 
 	out, err := new(SigningInfosOutput).FromResponse(res)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetSigningInfosMethod, err.Error())
 	}
 	return method.Outputs.Pack(out.SigningInfos, out.PageResponse)
 }
@@ -77,7 +79,7 @@ func (p *Precompile) GetParams(
 ) ([]byte, error) {
 	res, err := p.slashingKeeper.Params(ctx, &types.QueryParamsRequest{})
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, GetParamsMethod, err.Error())
 	}
 
 	out := new(ParamsOutput).FromResponse(res)
diff --git a/precompiles/slashing/slashing.go b/precompiles/slashing/slashing.go
index ac05f779e..5159d81e8 100644
--- a/precompiles/slashing/slashing.go
+++ b/precompiles/slashing/slashing.go
@@ -2,7 +2,6 @@ package slashing
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -100,7 +99,7 @@ func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]by
 func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Contract, readOnly bool) ([]byte, error) {
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error())
 	}
 
 	var bz []byte
@@ -117,7 +116,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	case GetParamsMethod:
 		bz, err = p.GetParams(ctx, method, contract, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/slashing/testdata/SlashingCaller.json b/precompiles/slashing/testdata/SlashingCaller.json
index 0d528bc7d..e2e9b537f 100644
--- a/precompiles/slashing/testdata/SlashingCaller.json
+++ b/precompiles/slashing/testdata/SlashingCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "SlashingCaller",
   "sourceName": "solidity/precompiles/slashing/testdata/SlashingCaller.sol",
   "abi": [
@@ -42,8 +42,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/slashing/testdata/SlashingCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/slashing/tx.go b/precompiles/slashing/tx.go
index abb21309b..1cab8100b 100644
--- a/precompiles/slashing/tx.go
+++ b/precompiles/slashing/tx.go
@@ -2,6 +2,7 @@ package slashing
 
 import (
 	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -29,22 +30,22 @@ func (p Precompile) Unjail(
 	args []interface{},
 ) ([]byte, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	validatorAddress, ok := args[0].(common.Address)
 	if !ok {
-		return nil, fmt.Errorf("invalid validator hex address")
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	msgSender := contract.Caller()
 	if msgSender != validatorAddress {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), validatorAddress.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, validatorAddress)
 	}
 
 	valAddr, err := p.valCodec.BytesToString(validatorAddress.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to convert validator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAddress, err.Error())
 	}
 
 	msg := &types.MsgUnjail{
@@ -52,11 +53,11 @@ func (p Precompile) Unjail(
 	}
 
 	if _, err := p.slashingMsgServer.Unjail(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, UnjailMethod, err.Error())
 	}
 
 	if err := p.EmitValidatorUnjailedEvent(ctx, stateDB, validatorAddress); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, UnjailMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
diff --git a/precompiles/slashing/types.go b/precompiles/slashing/types.go
index e5edf07e1..bb829abc8 100644
--- a/precompiles/slashing/types.go
+++ b/precompiles/slashing/types.go
@@ -2,6 +2,7 @@ package slashing
 
 import (
 	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -45,17 +46,17 @@ type SigningInfosInput struct {
 // ParseSigningInfoArgs parses the arguments for the signing info query
 func ParseSigningInfoArgs(args []interface{}, consCodec address.Codec) (*slashingtypes.QuerySigningInfoRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	hexAddr, ok := args[0].(common.Address)
 	if !ok || hexAddr == (common.Address{}) {
-		return nil, fmt.Errorf("invalid consensus address")
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	consAddr, err := consCodec.BytesToString(hexAddr.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to convert consensus address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 
 	return &slashingtypes.QuerySigningInfoRequest{
@@ -66,12 +67,12 @@ func ParseSigningInfoArgs(args []interface{}, consCodec address.Codec) (*slashin
 // ParseSigningInfosArgs parses the arguments for the signing infos query
 func ParseSigningInfosArgs(method *abi.Method, args []interface{}) (*slashingtypes.QuerySigningInfosRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	var input SigningInfosInput
 	if err := method.Inputs.Copy(&input, args); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to SigningInfosInput: %s", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrSlashingInputInvalid, GetSigningInfosMethod, err.Error())
 	}
 
 	return &slashingtypes.QuerySigningInfosRequest{
@@ -82,7 +83,7 @@ func ParseSigningInfosArgs(method *abi.Method, args []interface{}) (*slashingtyp
 func (sio *SigningInfoOutput) FromResponse(res *slashingtypes.QuerySigningInfoResponse) (*SigningInfoOutput, error) {
 	consAddr, err := types.ConsAddressFromBech32(res.ValSigningInfo.Address)
 	if err != nil {
-		return nil, fmt.Errorf("error parsing consensus address: %w", err)
+		return nil, err
 	}
 
 	sio.SigningInfo = SigningInfo{
@@ -101,7 +102,7 @@ func (sio *SigningInfosOutput) FromResponse(res *slashingtypes.QuerySigningInfos
 	for i, info := range res.Info {
 		consAddr, err := types.ConsAddressFromBech32(info.Address)
 		if err != nil {
-			return nil, fmt.Errorf("error parsing consensus address: %w", err)
+			return nil, err
 		}
 		sio.SigningInfos[i] = SigningInfo{
 			ValidatorAddress:    common.BytesToAddress(consAddr.Bytes()),
diff --git a/precompiles/slashing/types_test.go b/precompiles/slashing/types_test.go
index 7acb99efe..679d71c0b 100644
--- a/precompiles/slashing/types_test.go
+++ b/precompiles/slashing/types_test.go
@@ -1,7 +1,7 @@
 package slashing
 
 import (
-	"fmt"
+	"math/big"
 	"testing"
 
 	"github.com/ethereum/go-ethereum/common"
@@ -9,6 +9,7 @@ import (
 
 	evmaddress "github.com/cosmos/evm/encoding/address"
 	cmn "github.com/cosmos/evm/precompiles/common"
+	"github.com/cosmos/evm/precompiles/testutil"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -23,7 +24,7 @@ func TestParseSigningInfoArgs(t *testing.T) {
 		name            string
 		args            []any
 		wantErr         bool
-		errMsg          string
+		wantErrObj      error
 		wantConsAddress string
 	}{
 		{
@@ -33,40 +34,40 @@ func TestParseSigningInfoArgs(t *testing.T) {
 			wantConsAddress: expectedConsAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []any{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			name:       "no arguments",
+			args:       []any{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []any{validAddr, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 2),
+			name:       "too many arguments",
+			args:       []any{validAddr, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(2)),
 		},
 		{
-			name:    "invalid type - string instead of address",
-			args:    []any{"not-an-address"},
-			wantErr: true,
-			errMsg:  "invalid consensus address",
+			name:       "invalid type - string instead of address",
+			args:       []any{"not-an-address"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "invalid type - nil",
-			args:    []any{nil},
-			wantErr: true,
-			errMsg:  "invalid consensus address",
+			name:       "invalid type - nil",
+			args:       []any{nil},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "<nil>"),
 		},
 		{
-			name:    "empty address",
-			args:    []any{common.Address{}},
-			wantErr: true,
-			errMsg:  "invalid consensus address",
+			name:       "empty address",
+			args:       []any{common.Address{}},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid type - integer",
-			args:    []any{12345},
-			wantErr: true,
-			errMsg:  "invalid consensus address",
+			name:       "invalid type - integer",
+			args:       []any{12345},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "12345"),
 		},
 	}
 
@@ -75,8 +76,7 @@ func TestParseSigningInfoArgs(t *testing.T) {
 			got, err := ParseSigningInfoArgs(tt.args, consCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, got)
 			} else {
 				require.NoError(t, err)
diff --git a/precompiles/staking/StakingI.sol b/precompiles/staking/StakingI.sol
index 3c55d0d9f..285b5b299 100644
--- a/precompiles/staking/StakingI.sol
+++ b/precompiles/staking/StakingI.sol
@@ -2,7 +2,6 @@
 pragma solidity >=0.8.17;
 
 import "../common/Types.sol";
-
 /// @dev The StakingI contract's address.
 address constant STAKING_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000800;
 
@@ -129,7 +128,15 @@ enum BondStatus {
 /// We follow this same interface including four-byte function selectors, in the precompile that
 /// wraps the pallet.
 /// @custom:address 0x0000000000000000000000000000000000000800
-interface StakingI {
+interface StakingI is IPrecompile {
+    /// @notice Precompile-defined errors (ABI-encoded revert data for clients).
+    error BondDenomQueryFailed(string reason);
+    error CannotCallFromContract(address msgSender, uint256 codeLength, bool delegated);
+    error InvalidDescription(string value);
+    error InvalidCommission(string value);
+    error RedelegationsInputUnpackFailed(string reason);
+    error InvalidRedelegationsQuery(string reason);
+
     /// @dev Defines a method for creating a new validator.
     /// @param description The initial description
     /// @param commissionRates The initial commissionRates
diff --git a/precompiles/staking/abi.json b/precompiles/staking/abi.json
index 7871943da..bfe2d3345 100644
--- a/precompiles/staking/abi.json
+++ b/precompiles/staking/abi.json
@@ -1,4 +1,242 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "BondDenomQueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "codeLength",
+        "type": "uint256"
+      },
+      {
+        "internalType": "bool",
+        "name": "delegated",
+        "type": "bool"
+      }
+    ],
+    "name": "CannotCallFromContract",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "value",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidCommission",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "value",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidDescription",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidRedelegationsQuery",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "RedelegationsInputUnpackFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
diff --git a/precompiles/staking/errors.go b/precompiles/staking/errors.go
index 822545bdf..c04f4e5ae 100644
--- a/precompiles/staking/errors.go
+++ b/precompiles/staking/errors.go
@@ -3,8 +3,14 @@ package staking
 const (
 	// ErrNoDelegationFound is raised when no delegation is found for the given delegator and validator addresses.
 	ErrNoDelegationFound = "delegation with delegator %s not found for validator %s"
-	// ErrDifferentOriginFromValidator is raised when the origin address is not the same as the validator address.
-	ErrDifferentOriginFromValidator = "origin address %s is not the same as validator operator address %s"
 	// ErrCannotCallFromContract is raised when a function cannot be called from a smart contract.
 	ErrCannotCallFromContract = "this method can only be called directly to the precompile, not from a smart contract"
+
+	// Solidity custom error names defined in StakingI (and IPrecompile where shared).
+	SolidityErrBondDenomQueryFailed           = "BondDenomQueryFailed"
+	SolidityErrCannotCallFromContract         = "CannotCallFromContract"
+	SolidityErrInvalidDescription             = "InvalidDescription"
+	SolidityErrInvalidCommission              = "InvalidCommission"
+	SolidityErrRedelegationsInputUnpackFailed = "RedelegationsInputUnpackFailed"
+	SolidityErrInvalidRedelegationsQuery      = "InvalidRedelegationsQuery"
 )
diff --git a/precompiles/staking/query.go b/precompiles/staking/query.go
index 35da3a7fe..9124fd94e 100644
--- a/precompiles/staking/query.go
+++ b/precompiles/staking/query.go
@@ -52,12 +52,12 @@ func (p Precompile) Delegation(
 		if strings.Contains(err.Error(), fmt.Sprintf(ErrNoDelegationFound, req.DelegatorAddr, req.ValidatorAddr)) {
 			bondDenom, err := p.stakingKeeper.BondDenom(ctx)
 			if err != nil {
-				return nil, err
+				return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrBondDenomQueryFailed, err.Error())
 			}
 			return method.Outputs.Pack(big.NewInt(0), cmn.Coin{Denom: bondDenom, Amount: big.NewInt(0)})
 		}
 
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, DelegationMethod, err.Error())
 	}
 
 	out := new(DelegationOutput).FromResponse(res)
@@ -85,7 +85,7 @@ func (p Precompile) UnbondingDelegation(
 		if strings.Contains(err.Error(), expError) {
 			return method.Outputs.Pack(UnbondingDelegationResponse{})
 		}
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, UnbondingDelegationMethod, err.Error())
 	}
 
 	out := new(UnbondingDelegationOutput).FromResponse(res)
@@ -112,7 +112,7 @@ func (p Precompile) Validator(
 		if strings.Contains(err.Error(), expError) {
 			return method.Outputs.Pack(DefaultValidatorInfo())
 		}
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ValidatorMethod, err.Error())
 	}
 
 	validatorInfo := NewValidatorInfoFromResponse(res.Validator)
@@ -134,7 +134,7 @@ func (p Precompile) Validators(
 
 	res, err := p.stakingQuerier.Validators(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, ValidatorsMethod, err.Error())
 	}
 
 	out := new(ValidatorsOutput).FromResponse(res)
@@ -178,7 +178,7 @@ func (p Precompile) Redelegations(
 
 	res, err := p.stakingQuerier.Redelegations(ctx, req)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrQueryFailed, RedelegationsMethod, err.Error())
 	}
 
 	out := new(RedelegationsOutput).FromResponse(res)
diff --git a/precompiles/staking/staking.go b/precompiles/staking/staking.go
index ac32f9623..da8dd6b0e 100644
--- a/precompiles/staking/staking.go
+++ b/precompiles/staking/staking.go
@@ -2,7 +2,6 @@ package staking
 
 import (
 	"bytes"
-	"fmt"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -101,7 +100,7 @@ func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]by
 func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Contract, readOnly bool) ([]byte, error) {
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error())
 	}
 
 	var bz []byte
@@ -134,7 +133,7 @@ func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Co
 	case RedelegationsMethod:
 		bz, err = p.Redelegations(ctx, method, contract, args)
 	default:
-		return nil, fmt.Errorf(cmn.ErrUnknownMethod, method.Name)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrUnknownMethod, method.Name)
 	}
 
 	return bz, err
diff --git a/precompiles/staking/testdata/StakingCaller.json b/precompiles/staking/testdata/StakingCaller.json
index adb465da0..0f898a1d7 100644
--- a/precompiles/staking/testdata/StakingCaller.json
+++ b/precompiles/staking/testdata/StakingCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "StakingCaller",
   "sourceName": "solidity/precompiles/staking/testdata/StakingCaller.sol",
   "abi": [
@@ -1034,8 +1034,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/staking/testdata/StakingCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/staking/testdata/StakingCallerTwo.json b/precompiles/staking/testdata/StakingCallerTwo.json
index fca2c09b9..eb716c0e2 100644
--- a/precompiles/staking/testdata/StakingCallerTwo.json
+++ b/precompiles/staking/testdata/StakingCallerTwo.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "StakingCallerTwo",
   "sourceName": "solidity/precompiles/staking/testdata/StakingCallerTwo.sol",
   "abi": [
@@ -184,8 +184,11 @@
       "type": "function"
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+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/staking/testdata/StakingCallerTwo.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/staking/tx.go b/precompiles/staking/tx.go
index 6ab7996e6..6c968db97 100644
--- a/precompiles/staking/tx.go
+++ b/precompiles/staking/tx.go
@@ -1,16 +1,15 @@
 package staking
 
 import (
-	"errors"
 	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	ethtypes "github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/core/vm"
 
-	cmn "github.com/cosmos/evm/precompiles/common"
-
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	cmn "github.com/cosmos/evm/precompiles/common"
 )
 
 const (
@@ -42,7 +41,7 @@ func (p Precompile) CreateValidator(
 ) ([]byte, error) {
 	bondDenom, err := p.stakingKeeper.BondDenom(ctx)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrBondDenomQueryFailed, err.Error())
 	}
 	msg, validatorHexAddr, err := NewMsgCreateValidator(args, bondDenom, p.addrCdc)
 	if err != nil {
@@ -67,16 +66,16 @@ func (p Precompile) CreateValidator(
 	_, delegated := ethtypes.ParseDelegation(code)
 	if len(code) > 0 && !delegated {
 		// call by contract method
-		return nil, errors.New(ErrCannotCallFromContract)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrCannotCallFromContract, msgSender, big.NewInt(int64(len(code))), delegated)
 	}
 
 	if msgSender != validatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), validatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, validatorHexAddr)
 	}
 
 	// Execute the transaction using the message server
 	if _, err = p.stakingMsgServer.CreateValidator(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, CreateValidatorMethod, err.Error())
 	}
 
 	// Here we don't add journal entries here because calls from
@@ -84,7 +83,7 @@ func (p Precompile) CreateValidator(
 
 	// Emit the event for the create validator transaction
 	if err = p.EmitCreateValidatorEvent(ctx, stateDB, msg, validatorHexAddr); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, CreateValidatorMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -119,21 +118,21 @@ func (p Precompile) EditValidator(
 	_, delegated := ethtypes.ParseDelegation(code)
 	if len(code) > 0 && !delegated {
 		// call by contract method
-		return nil, errors.New(ErrCannotCallFromContract)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrCannotCallFromContract, msgSender, big.NewInt(int64(len(code))), delegated)
 	}
 
 	if msgSender != validatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), validatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, validatorHexAddr)
 	}
 
 	// Execute the transaction using the message server
 	if _, err = p.stakingMsgServer.EditValidator(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, EditValidatorMethod, err.Error())
 	}
 
 	// Emit the event for the edit validator transaction
 	if err = p.EmitEditValidatorEvent(ctx, stateDB, msg, validatorHexAddr); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, EditValidatorMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -149,7 +148,7 @@ func (p *Precompile) Delegate(
 ) ([]byte, error) {
 	bondDenom, err := p.stakingKeeper.BondDenom(ctx)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrBondDenomQueryFailed, err.Error())
 	}
 	msg, delegatorHexAddr, err := NewMsgDelegate(args, bondDenom, p.addrCdc)
 	if err != nil {
@@ -169,17 +168,17 @@ func (p *Precompile) Delegate(
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorHexAddr)
 	}
 
 	// Execute the transaction using the message server
 	if _, err = p.stakingMsgServer.Delegate(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, DelegateMethod, err.Error())
 	}
 
 	// Emit the event for the delegate transaction
 	if err = p.EmitDelegateEvent(ctx, stateDB, msg, delegatorHexAddr); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, DelegateMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
@@ -196,7 +195,7 @@ func (p Precompile) Undelegate(
 ) ([]byte, error) {
 	bondDenom, err := p.stakingKeeper.BondDenom(ctx)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrBondDenomQueryFailed, err.Error())
 	}
 	msg, delegatorHexAddr, err := NewMsgUndelegate(args, bondDenom, p.addrCdc)
 	if err != nil {
@@ -216,18 +215,18 @@ func (p Precompile) Undelegate(
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorHexAddr)
 	}
 
 	// Execute the transaction using the message server
 	res, err := p.stakingMsgServer.Undelegate(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, UndelegateMethod, err.Error())
 	}
 
 	// Emit the event for the undelegate transaction
 	if err = p.EmitUnbondEvent(ctx, stateDB, msg, delegatorHexAddr, res.CompletionTime.UTC().Unix()); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, UndelegateMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.CompletionTime.UTC().Unix())
@@ -245,7 +244,7 @@ func (p Precompile) Redelegate(
 ) ([]byte, error) {
 	bondDenom, err := p.stakingKeeper.BondDenom(ctx)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrBondDenomQueryFailed, err.Error())
 	}
 	msg, delegatorHexAddr, err := NewMsgRedelegate(args, bondDenom, p.addrCdc)
 	if err != nil {
@@ -266,16 +265,16 @@ func (p Precompile) Redelegate(
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorHexAddr)
 	}
 
 	res, err := p.stakingMsgServer.BeginRedelegate(ctx, msg)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, RedelegateMethod, err.Error())
 	}
 
 	if err = p.EmitRedelegateEvent(ctx, stateDB, msg, delegatorHexAddr, res.CompletionTime.UTC().Unix()); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, RedelegateMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(res.CompletionTime.UTC().Unix())
@@ -293,7 +292,7 @@ func (p Precompile) CancelUnbondingDelegation(
 ) ([]byte, error) {
 	bondDenom, err := p.stakingKeeper.BondDenom(ctx)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, SolidityErrBondDenomQueryFailed, err.Error())
 	}
 	msg, delegatorHexAddr, err := NewMsgCancelUnbondingDelegation(args, bondDenom, p.addrCdc)
 	if err != nil {
@@ -314,15 +313,15 @@ func (p Precompile) CancelUnbondingDelegation(
 
 	msgSender := contract.Caller()
 	if msgSender != delegatorHexAddr {
-		return nil, fmt.Errorf(cmn.ErrRequesterIsNotMsgSender, msgSender.String(), delegatorHexAddr.String())
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrRequesterIsNotMsgSender, msgSender, delegatorHexAddr)
 	}
 
 	if _, err = p.stakingMsgServer.CancelUnbondingDelegation(ctx, msg); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, CancelUnbondingDelegationMethod, err.Error())
 	}
 
 	if err = p.EmitCancelUnbondingDelegationEvent(ctx, stateDB, msg, delegatorHexAddr); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, CancelUnbondingDelegationMethod, err.Error())
 	}
 
 	return method.Outputs.Pack(true)
diff --git a/precompiles/staking/types.go b/precompiles/staking/types.go
index 090b94f7f..2bb0c2ba8 100644
--- a/precompiles/staking/types.go
+++ b/precompiles/staking/types.go
@@ -3,7 +3,6 @@ package staking
 import (
 	"bytes"
 	"encoding/base64"
-	"errors"
 	"fmt"
 	"math/big"
 
@@ -107,58 +106,58 @@ type Commission = struct {
 // on the given arguments before populating the message.
 func NewMsgCreateValidator(args []interface{}, denom string, addrCdc address.Codec) (*stakingtypes.MsgCreateValidator, common.Address, error) {
 	if len(args) != 6 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 6, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(6), big.NewInt(int64(len(args))))
 	}
 
 	description, ok := args[0].(Description)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidDescription, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidDescription, fmt.Sprintf("%v", args[0]))
 	}
 
 	commission, ok := args[1].(Commission)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidCommission, args[1])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidCommission, fmt.Sprintf("%v", args[1]))
 	}
 
 	minSelfDelegation, ok := args[2].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidAmount, args[2])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	validatorAddress, ok := args[3].(common.Address)
 	if !ok || validatorAddress == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidValidator, args[3])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[3]))
 	}
 
 	// use cli `evmd comet show-validator` get pubkey
 	pubkeyBase64Str, ok := args[4].(string)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "pubkey", "string", args[4])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[4]))
 	}
 	pubkeyBytes, err := base64.StdEncoding.DecodeString(pubkeyBase64Str)
 	if err != nil {
-		return nil, common.Address{}, err
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidPubkey, fmt.Sprintf("%v", err))
 	}
 
 	// more details see https://github.com/cosmos/cosmos-sdk/pull/18506
 	if len(pubkeyBytes) != ed25519.PubKeySize {
-		return nil, common.Address{}, fmt.Errorf("consensus pubkey len is invalid, got: %d, expected: %d", len(pubkeyBytes), ed25519.PubKeySize)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidPubkeySize, big.NewInt(int64(len(pubkeyBytes))), big.NewInt(ed25519.PubKeySize))
 	}
 
 	var ed25519pk cryptotypes.PubKey = &ed25519.PubKey{Key: pubkeyBytes}
 	pubkey, err := codectypes.NewAnyWithValue(ed25519pk)
 	if err != nil {
-		return nil, common.Address{}, err
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidPubkey, fmt.Sprintf("%v", err))
 	}
 
 	value, ok := args[5].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidAmount, args[5])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[5]))
 	}
 
 	delegatorAddr, err := addrCdc.BytesToString(validatorAddress.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &stakingtypes.MsgCreateValidator{
 		Description: stakingtypes.Description{
@@ -187,22 +186,22 @@ func NewMsgCreateValidator(args []interface{}, denom string, addrCdc address.Cod
 // on the given arguments before populating the message.
 func NewMsgEditValidator(args []interface{}) (*stakingtypes.MsgEditValidator, common.Address, error) {
 	if len(args) != 4 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	description, ok := args[0].(Description)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidDescription, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidDescription, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorHexAddr, ok := args[1].(common.Address)
 	if !ok || validatorHexAddr == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidValidator, args[1])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	commissionRateBigInt, ok := args[2].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "commissionRate", &big.Int{}, args[2])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	// The default value of a variable declared using a pointer is nil, indicating that the user does not want to modify its value.
@@ -215,7 +214,7 @@ func NewMsgEditValidator(args []interface{}) (*stakingtypes.MsgEditValidator, co
 
 	minSelfDelegationBigInt, ok := args[3].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "minSelfDelegation", &big.Int{}, args[3])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[3]))
 	}
 
 	var minSelfDelegation *math.Int
@@ -250,7 +249,7 @@ func NewMsgDelegate(args []interface{}, denom string, addrCdc address.Codec) (*s
 
 	delegatorAddrStr, err := addrCdc.BytesToString(delegatorAddr.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &stakingtypes.MsgDelegate{
 		DelegatorAddress: delegatorAddrStr,
@@ -274,7 +273,7 @@ func NewMsgUndelegate(args []interface{}, denom string, addrCdc address.Codec) (
 
 	delegatorAddrStr, err := addrCdc.BytesToString(delegatorAddr.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &stakingtypes.MsgUndelegate{
 		DelegatorAddress: delegatorAddrStr,
@@ -292,32 +291,32 @@ func NewMsgUndelegate(args []interface{}, denom string, addrCdc address.Codec) (
 // on the given arguments before populating the message.
 func NewMsgRedelegate(args []interface{}, denom string, addrCdc address.Codec) (*stakingtypes.MsgBeginRedelegate, common.Address, error) {
 	if len(args) != 4 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddr, ok := args[0].(common.Address)
 	if !ok || delegatorAddr == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
-	validatorSrcAddress, ok := args[1].(string)
-	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "validatorSrcAddress", "string", args[1])
+	validatorSrcAddress, _ := args[1].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorSrcAddress); err != nil {
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	validatorDstAddress, ok := args[2].(string)
-	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "validatorDstAddress", "string", args[2])
+	if _, err := sdk.ValAddressFromBech32(validatorDstAddress); err != nil {
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[2]))
 	}
 
 	amount, ok := args[3].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidAmount, args[3])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[3]))
 	}
 
 	delegatorAddrStr, err := addrCdc.BytesToString(delegatorAddr.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &stakingtypes.MsgBeginRedelegate{
 		DelegatorAddress:    delegatorAddrStr,
@@ -336,32 +335,32 @@ func NewMsgRedelegate(args []interface{}, denom string, addrCdc address.Codec) (
 // on the given arguments before populating the message.
 func NewMsgCancelUnbondingDelegation(args []interface{}, denom string, addrCdc address.Codec) (*stakingtypes.MsgCancelUnbondingDelegation, common.Address, error) {
 	if len(args) != 4 {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddr, ok := args[0].(common.Address)
 	if !ok || delegatorAddr == (common.Address{}) {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorAddress, ok := args[1].(string)
-	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidType, "validatorAddress", "string", args[1])
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	amount, ok := args[2].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf(cmn.ErrInvalidAmount, args[2])
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	creationHeight, ok := args[3].(*big.Int)
 	if !ok {
-		return nil, common.Address{}, fmt.Errorf("invalid creation height")
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, fmt.Sprintf("%v", args[3]))
 	}
 
 	delegatorAddrStr, err := addrCdc.BytesToString(delegatorAddr.Bytes())
 	if err != nil {
-		return nil, common.Address{}, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, common.Address{}, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	msg := &stakingtypes.MsgCancelUnbondingDelegation{
 		DelegatorAddress: delegatorAddrStr,
@@ -380,22 +379,22 @@ func NewMsgCancelUnbondingDelegation(args []interface{}, denom string, addrCdc a
 // on the given arguments before populating the request.
 func NewDelegationRequest(args []interface{}, addrCdc address.Codec) (*stakingtypes.QueryDelegationRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddr, ok := args[0].(common.Address)
 	if !ok || delegatorAddr == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorAddress, ok := args[1].(string)
-	if !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "validatorAddress", "string", args[1])
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	delegatorAddrStr, err := addrCdc.BytesToString(delegatorAddr.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 	}
 	return &stakingtypes.QueryDelegationRequest{
 		DelegatorAddr: delegatorAddrStr,
@@ -407,12 +406,12 @@ func NewDelegationRequest(args []interface{}, addrCdc address.Codec) (*stakingty
 // on the given arguments before populating the request.
 func NewValidatorRequest(args []interface{}) (*stakingtypes.QueryValidatorRequest, error) {
 	if len(args) != 1 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 1, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
 	}
 
 	validatorHexAddr, ok := args[0].(common.Address)
 	if !ok || validatorHexAddr == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidValidator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
 	validatorAddress := sdk.ValAddress(validatorHexAddr.Bytes()).String()
@@ -424,7 +423,7 @@ func NewValidatorRequest(args []interface{}) (*stakingtypes.QueryValidatorReques
 // on the given arguments before populating the request.
 func NewValidatorsRequest(method *abi.Method, args []interface{}) (*stakingtypes.QueryValidatorsRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	var input ValidatorsInput
@@ -446,32 +445,26 @@ func NewValidatorsRequest(method *abi.Method, args []interface{}) (*stakingtypes
 // on the given arguments before populating the request.
 func NewRedelegationRequest(args []interface{}) (*RedelegationRequest, error) {
 	if len(args) != 3 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 3, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddr, ok := args[0].(common.Address)
 	if !ok || delegatorAddr == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
-	validatorSrcAddress, ok := args[1].(string)
-	if !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "validatorSrcAddress", "string", args[1])
+	validatorSrcAddress, _ := args[1].(string)
+	var validatorSrcAddr sdk.ValAddress
+	var err error
+	if validatorSrcAddr, err = sdk.ValAddressFromBech32(validatorSrcAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
-	validatorSrcAddr, err := sdk.ValAddressFromBech32(validatorSrcAddress)
-	if err != nil {
-		return nil, err
-	}
+	var validatorDstAddr sdk.ValAddress
 
 	validatorDstAddress, ok := args[2].(string)
-	if !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "validatorDstAddress", "string", args[2])
-	}
-
-	validatorDstAddr, err := sdk.ValAddressFromBech32(validatorDstAddress)
-	if err != nil {
-		return nil, err
+	if validatorDstAddr, err = sdk.ValAddressFromBech32(validatorDstAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[2]))
 	}
 
 	return &RedelegationRequest{
@@ -485,7 +478,7 @@ func NewRedelegationRequest(args []interface{}) (*RedelegationRequest, error) {
 // on the given arguments before populating the request.
 func NewRedelegationsRequest(method *abi.Method, args []interface{}, addrCdc address.Codec) (*stakingtypes.QueryRedelegationsRequest, error) {
 	if len(args) != 4 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 4, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(int64(len(args))))
 	}
 
 	// delAddr, srcValAddr & dstValAddr
@@ -495,7 +488,7 @@ func NewRedelegationsRequest(method *abi.Method, args []interface{}, addrCdc add
 	// the delegator address or the source validator address
 	var input RedelegationsInput
 	if err := method.Inputs.Copy(&input, args); err != nil {
-		return nil, fmt.Errorf("error while unpacking args to RedelegationsInput struct: %s", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, SolidityErrRedelegationsInputUnpackFailed, err.Error())
 	}
 
 	var (
@@ -508,13 +501,15 @@ func NewRedelegationsRequest(method *abi.Method, args []interface{}, addrCdc add
 		var err error
 		delegatorAddr, err = addrCdc.BytesToString(input.DelegatorAddress.Bytes())
 		if err != nil {
-			return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+			return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
 		}
 	}
 
-	if delegatorAddr == "" && input.SrcValidatorAddress == "" && input.DstValidatorAddress == "" ||
-		delegatorAddr == "" && input.SrcValidatorAddress == "" && input.DstValidatorAddress != "" {
-		return nil, errors.New("invalid query. Need to specify at least a source validator address or delegator address")
+	if delegatorAddr == "" && input.SrcValidatorAddress == "" && input.DstValidatorAddress == "" {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "all filter addresses empty")
+	}
+	if delegatorAddr == "" && input.SrcValidatorAddress == "" && input.DstValidatorAddress != "" {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "destination validator set without delegator or source validator")
 	}
 
 	return &stakingtypes.QueryRedelegationsRequest{
@@ -823,22 +818,22 @@ func (ro *RedelegationsOutput) Pack(args abi.Arguments) ([]byte, error) {
 // on the given arguments before populating the request.
 func NewUnbondingDelegationRequest(args []interface{}, addrCdc address.Codec) (*stakingtypes.QueryUnbondingDelegationRequest, error) {
 	if len(args) != 2 {
-		return nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 2, len(args))
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddr, ok := args[0].(common.Address)
 	if !ok || delegatorAddr == (common.Address{}) {
-		return nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
-	validatorAddress, ok := args[1].(string)
-	if !ok {
-		return nil, fmt.Errorf(cmn.ErrInvalidType, "validatorAddress", "string", args[1])
+	validatorAddress, _ := args[1].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	delegatorAddrStr, err := addrCdc.BytesToString(delegatorAddr.Bytes())
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode delegator address: %w", err)
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", delegatorAddr.String()))
 	}
 	return &stakingtypes.QueryUnbondingDelegationRequest{
 		DelegatorAddr: delegatorAddrStr,
@@ -849,22 +844,22 @@ func NewUnbondingDelegationRequest(args []interface{}, addrCdc address.Codec) (*
 // checkDelegationUndelegationArgs checks the arguments for the delegation and undelegation functions.
 func checkDelegationUndelegationArgs(args []interface{}) (common.Address, string, *big.Int, error) {
 	if len(args) != 3 {
-		return common.Address{}, "", nil, fmt.Errorf(cmn.ErrInvalidNumberOfArgs, 3, len(args))
+		return common.Address{}, "", nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(int64(len(args))))
 	}
 
 	delegatorAddr, ok := args[0].(common.Address)
 	if !ok || delegatorAddr == (common.Address{}) {
-		return common.Address{}, "", nil, fmt.Errorf(cmn.ErrInvalidDelegator, args[0])
+		return common.Address{}, "", nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[0]))
 	}
 
-	validatorAddress, ok := args[1].(string)
-	if !ok {
-		return common.Address{}, "", nil, fmt.Errorf(cmn.ErrInvalidType, "validatorAddress", "string", args[1])
+	validatorAddress, _ := args[1].(string)
+	if _, err := sdk.ValAddressFromBech32(validatorAddress); err != nil {
+		return common.Address{}, "", nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", args[1]))
 	}
 
 	amount, ok := args[2].(*big.Int)
 	if !ok {
-		return common.Address{}, "", nil, fmt.Errorf(cmn.ErrInvalidAmount, args[2])
+		return common.Address{}, "", nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[2]))
 	}
 
 	return delegatorAddr, validatorAddress, amount, nil
diff --git a/precompiles/staking/types_test.go b/precompiles/staking/types_test.go
index 8a7d609c8..61721084f 100644
--- a/precompiles/staking/types_test.go
+++ b/precompiles/staking/types_test.go
@@ -1,22 +1,21 @@
 package staking
 
 import (
-	"fmt"
 	"math/big"
 	"testing"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/stretchr/testify/require"
 
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	evmaddress "github.com/cosmos/evm/encoding/address"
 	cmn "github.com/cosmos/evm/precompiles/common"
-
-	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/evm/precompiles/testutil"
 )
 
 const (
 	denom         = "stake"
-	validatorAddr = "cosmosvaloper1qypqxpq9qcrsszg2pvxq6rs0zqg3yyc5a3kaax"
+	validatorAddr = "cosmosvaloper1qqqqhe5pnaq5qq39wqkn957aydnrm45s2xz032"
 )
 
 func TestNewMsgCreateValidator(t *testing.T) {
@@ -46,7 +45,7 @@ func TestNewMsgCreateValidator(t *testing.T) {
 		name              string
 		args              []interface{}
 		wantErr           bool
-		errMsg            string
+		wantErrObj        error
 		wantDelegatorAddr string
 		wantValidatorAddr string
 		wantMinSelfDel    *big.Int
@@ -62,58 +61,58 @@ func TestNewMsgCreateValidator(t *testing.T) {
 			wantValue:         value,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 6, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(6), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{description, commission, minSelfDelegation, validatorHexAddr, pubkey, value, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 6, 7),
+			name:       "too many arguments",
+			args:       []interface{}{description, commission, minSelfDelegation, validatorHexAddr, pubkey, value, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(6), big.NewInt(7)),
 		},
 		{
-			name:    "invalid description type",
-			args:    []interface{}{"not-a-description", commission, minSelfDelegation, validatorHexAddr, pubkey, value},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDescription, "not-a-description"),
+			name:       "invalid description type",
+			args:       []interface{}{"not-a-description", commission, minSelfDelegation, validatorHexAddr, pubkey, value},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidDescription, "not-a-description"),
 		},
 		{
-			name:    "invalid commission type",
-			args:    []interface{}{description, "not-a-commission", minSelfDelegation, validatorHexAddr, pubkey, value},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidCommission, "not-a-commission"),
+			name:       "invalid commission type",
+			args:       []interface{}{description, "not-a-commission", minSelfDelegation, validatorHexAddr, pubkey, value},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, SolidityErrInvalidCommission, "not-a-commission"),
 		},
 		{
-			name:    "invalid min self delegation type",
-			args:    []interface{}{description, commission, "not-a-big-int", validatorHexAddr, pubkey, value},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "not-a-big-int"),
+			name:       "invalid min self delegation type",
+			args:       []interface{}{description, commission, "not-a-big-int", validatorHexAddr, pubkey, value},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "not-a-big-int"),
 		},
 		{
-			name:    "invalid validator address type",
-			args:    []interface{}{description, commission, minSelfDelegation, "not-an-address", pubkey, value},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidValidator, "not-an-address"),
+			name:       "invalid validator address type",
+			args:       []interface{}{description, commission, minSelfDelegation, "not-an-address", pubkey, value},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty validator address",
-			args:    []interface{}{description, commission, minSelfDelegation, common.Address{}, pubkey, value},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidValidator, common.Address{}),
+			name:       "empty validator address",
+			args:       []interface{}{description, commission, minSelfDelegation, common.Address{}, pubkey, value},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid pubkey type",
-			args:    []interface{}{description, commission, minSelfDelegation, validatorHexAddr, 123, value},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "pubkey", "string", 123),
+			name:       "invalid pubkey type",
+			args:       []interface{}{description, commission, minSelfDelegation, validatorHexAddr, 123, value},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 		{
-			name:    "invalid value type",
-			args:    []interface{}{description, commission, minSelfDelegation, validatorHexAddr, pubkey, "not-a-big-int"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "not-a-big-int"),
+			name:       "invalid value type",
+			args:       []interface{}{description, commission, minSelfDelegation, validatorHexAddr, pubkey, "not-a-big-int"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "not-a-big-int"),
 		},
 	}
 
@@ -122,8 +121,7 @@ func TestNewMsgCreateValidator(t *testing.T) {
 			msg, returnAddr, err := NewMsgCreateValidator(tt.args, denom, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -152,7 +150,7 @@ func TestNewMsgDelegate(t *testing.T) {
 		name              string
 		args              []interface{}
 		wantErr           bool
-		errMsg            string
+		wantErrObj        error
 		wantDelegatorAddr string
 		wantValidatorAddr string
 		wantAmount        *big.Int
@@ -166,40 +164,40 @@ func TestNewMsgDelegate(t *testing.T) {
 			wantAmount:        amount,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, validatorAddr, amount, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 4),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, validatorAddr, amount, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(4)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid validator address type",
-			args:    []interface{}{delegatorAddr, 123, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorAddress", "string", 123),
+			name:       "invalid validator address type",
+			args:       []interface{}{delegatorAddr, 123, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 		{
-			name:    "invalid amount type",
-			args:    []interface{}{delegatorAddr, validatorAddr, "not-a-big-int"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "not-a-big-int"),
+			name:       "invalid amount type",
+			args:       []interface{}{delegatorAddr, validatorAddr, "not-a-big-int"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "not-a-big-int"),
 		},
 	}
 
@@ -208,8 +206,7 @@ func TestNewMsgDelegate(t *testing.T) {
 			msg, returnAddr, err := NewMsgDelegate(tt.args, denom, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -237,7 +234,7 @@ func TestNewMsgUndelegate(t *testing.T) {
 		name              string
 		args              []interface{}
 		wantErr           bool
-		errMsg            string
+		wantErrObj        error
 		wantDelegatorAddr string
 		wantValidatorAddr string
 		wantAmount        *big.Int
@@ -251,40 +248,40 @@ func TestNewMsgUndelegate(t *testing.T) {
 			wantAmount:        amount,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, validatorAddr, amount, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 4),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, validatorAddr, amount, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(4)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid validator address type",
-			args:    []interface{}{delegatorAddr, 123, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorAddress", "string", 123),
+			name:       "invalid validator address type",
+			args:       []interface{}{delegatorAddr, 123, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 		{
-			name:    "invalid amount type",
-			args:    []interface{}{delegatorAddr, validatorAddr, "not-a-big-int"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "not-a-big-int"),
+			name:       "invalid amount type",
+			args:       []interface{}{delegatorAddr, validatorAddr, "not-a-big-int"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "not-a-big-int"),
 		},
 	}
 
@@ -293,8 +290,7 @@ func TestNewMsgUndelegate(t *testing.T) {
 			msg, returnAddr, err := NewMsgUndelegate(tt.args, denom, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -313,8 +309,8 @@ func TestNewMsgRedelegate(t *testing.T) {
 	addrCodec := evmaddress.NewEvmCodec(sdk.GetConfig().GetBech32AccountAddrPrefix())
 
 	delegatorAddr := common.HexToAddress("0x1234567890123456789012345678901234567890")
-	validatorSrcAddr := "cosmosvaloper1qypqxpq9qcrsszg2pvxq6rs0zqg3yyc5a3kaax"
-	validatorDstAddr := "cosmosvaloper1qypqxpq9qcrsszg2pvxq6rs0zqg3yyc5a3kaay"
+	validatorSrcAddr := "cosmosvaloper1qqqqhe5pnaq5qq39wqkn957aydnrm45s2xz032"
+	validatorDstAddr := "cosmosvaloper1qqqqhe5pnaq5qq39wqkn957aydnrm453hsk6vc"
 	amount := big.NewInt(1000000000)
 
 	expectedDelegatorAddr, err := addrCodec.BytesToString(delegatorAddr.Bytes())
@@ -324,7 +320,7 @@ func TestNewMsgRedelegate(t *testing.T) {
 		name                 string
 		args                 []interface{}
 		wantErr              bool
-		errMsg               string
+		wantErrObj           error
 		wantDelegatorAddr    string
 		wantValidatorSrcAddr string
 		wantValidatorDstAddr string
@@ -340,46 +336,46 @@ func TestNewMsgRedelegate(t *testing.T) {
 			wantAmount:           amount,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, validatorSrcAddr, validatorDstAddr, amount, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 5),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, validatorSrcAddr, validatorDstAddr, amount, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(5)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorSrcAddr, validatorDstAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorSrcAddr, validatorDstAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorSrcAddr, validatorDstAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorSrcAddr, validatorDstAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid validator src address type",
-			args:    []interface{}{delegatorAddr, 123, validatorDstAddr, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorSrcAddress", "string", 123),
+			name:       "invalid validator src address type",
+			args:       []interface{}{delegatorAddr, 123, validatorDstAddr, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 		{
-			name:    "invalid validator dst address type",
-			args:    []interface{}{delegatorAddr, validatorSrcAddr, 123, amount},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorDstAddress", "string", 123),
+			name:       "invalid validator dst address type",
+			args:       []interface{}{delegatorAddr, validatorSrcAddr, 123, amount},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 		{
-			name:    "invalid amount type",
-			args:    []interface{}{delegatorAddr, validatorSrcAddr, validatorDstAddr, "not-a-big-int"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "not-a-big-int"),
+			name:       "invalid amount type",
+			args:       []interface{}{delegatorAddr, validatorSrcAddr, validatorDstAddr, "not-a-big-int"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "not-a-big-int"),
 		},
 	}
 
@@ -388,8 +384,7 @@ func TestNewMsgRedelegate(t *testing.T) {
 			msg, returnAddr, err := NewMsgRedelegate(tt.args, denom, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -419,7 +414,7 @@ func TestNewMsgCancelUnbondingDelegation(t *testing.T) {
 		name               string
 		args               []interface{}
 		wantErr            bool
-		errMsg             string
+		wantErrObj         error
 		wantDelegatorAddr  string
 		wantValidatorAddr  string
 		wantAmount         *big.Int
@@ -435,46 +430,46 @@ func TestNewMsgCancelUnbondingDelegation(t *testing.T) {
 			wantCreationHeight: creationHeight.Int64(),
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, validatorAddr, amount, creationHeight, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 5),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, validatorAddr, amount, creationHeight, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(5)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr, amount, creationHeight},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr, amount, creationHeight},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr, amount, creationHeight},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr, amount, creationHeight},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid validator address type",
-			args:    []interface{}{delegatorAddr, 123, amount, creationHeight},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorAddress", "string", 123),
+			name:       "invalid validator address type",
+			args:       []interface{}{delegatorAddr, 123, amount, creationHeight},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 		{
-			name:    "invalid amount type",
-			args:    []interface{}{delegatorAddr, validatorAddr, "not-a-big-int", creationHeight},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidAmount, "not-a-big-int"),
+			name:       "invalid amount type",
+			args:       []interface{}{delegatorAddr, validatorAddr, "not-a-big-int", creationHeight},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAmount, "not-a-big-int"),
 		},
 		{
-			name:    "invalid creation height type",
-			args:    []interface{}{delegatorAddr, validatorAddr, amount, "not-a-big-int"},
-			wantErr: true,
-			errMsg:  "invalid creation height",
+			name:       "invalid creation height type",
+			args:       []interface{}{delegatorAddr, validatorAddr, amount, "not-a-big-int"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidHeight, "not-a-big-int"),
 		},
 	}
 
@@ -483,8 +478,7 @@ func TestNewMsgCancelUnbondingDelegation(t *testing.T) {
 			msg, returnAddr, err := NewMsgCancelUnbondingDelegation(tt.args, denom, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, msg)
 			} else {
 				require.NoError(t, err)
@@ -512,7 +506,7 @@ func TestNewDelegationRequest(t *testing.T) {
 		name              string
 		args              []interface{}
 		wantErr           bool
-		errMsg            string
+		wantErrObj        error
 		wantDelegatorAddr string
 		wantValidatorAddr string
 	}{
@@ -524,34 +518,34 @@ func TestNewDelegationRequest(t *testing.T) {
 			wantValidatorAddr: validatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, validatorAddr, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 3),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, validatorAddr, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid validator address type",
-			args:    []interface{}{delegatorAddr, 123},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorAddress", "string", 123),
+			name:       "invalid validator address type",
+			args:       []interface{}{delegatorAddr, 123},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 	}
 
@@ -560,8 +554,7 @@ func TestNewDelegationRequest(t *testing.T) {
 			req, err := NewDelegationRequest(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
@@ -585,7 +578,7 @@ func TestNewUnbondingDelegationRequest(t *testing.T) {
 		name              string
 		args              []interface{}
 		wantErr           bool
-		errMsg            string
+		wantErrObj        error
 		wantDelegatorAddr string
 		wantValidatorAddr string
 	}{
@@ -597,34 +590,34 @@ func TestNewUnbondingDelegationRequest(t *testing.T) {
 			wantValidatorAddr: validatorAddr,
 		},
 		{
-			name:    "no arguments",
-			args:    []interface{}{},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:       "no arguments",
+			args:       []interface{}{},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:    "too many arguments",
-			args:    []interface{}{delegatorAddr, validatorAddr, "extra"},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 3),
+			name:       "too many arguments",
+			args:       []interface{}{delegatorAddr, validatorAddr, "extra"},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
-			name:    "invalid delegator type",
-			args:    []interface{}{"not-an-address", validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, "not-an-address"),
+			name:       "invalid delegator type",
+			args:       []interface{}{"not-an-address", validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "not-an-address"),
 		},
 		{
-			name:    "empty delegator address",
-			args:    []interface{}{common.Address{}, validatorAddr},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidDelegator, common.Address{}),
+			name:       "empty delegator address",
+			args:       []interface{}{common.Address{}, validatorAddr},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
-			name:    "invalid validator address type",
-			args:    []interface{}{delegatorAddr, 123},
-			wantErr: true,
-			errMsg:  fmt.Sprintf(cmn.ErrInvalidType, "validatorAddress", "string", 123),
+			name:       "invalid validator address type",
+			args:       []interface{}{delegatorAddr, 123},
+			wantErr:    true,
+			wantErrObj: cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrInvalidAddress, "123"),
 		},
 	}
 
@@ -633,8 +626,7 @@ func TestNewUnbondingDelegationRequest(t *testing.T) {
 			req, err := NewUnbondingDelegationRequest(tt.args, addrCodec)
 
 			if tt.wantErr {
-				require.Error(t, err)
-				require.Contains(t, err.Error(), tt.errMsg)
+				testutil.RequireExactError(t, err, tt.wantErrObj)
 				require.Nil(t, req)
 			} else {
 				require.NoError(t, err)
diff --git a/precompiles/testutil/contracts/Counter.json b/precompiles/testutil/contracts/Counter.json
index 144c81bfe..b45e4de19 100644
--- a/precompiles/testutil/contracts/Counter.json
+++ b/precompiles/testutil/contracts/Counter.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "Counter",
   "sourceName": "solidity/precompiles/testutil/contracts/Counter.sol",
   "abi": [
@@ -57,8 +57,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/Counter.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/DistributionCaller.json b/precompiles/testutil/contracts/DistributionCaller.json
index e9b32c489..1833e3de4 100644
--- a/precompiles/testutil/contracts/DistributionCaller.json
+++ b/precompiles/testutil/contracts/DistributionCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "DistributionCaller",
   "sourceName": "solidity/precompiles/testutil/contracts/DistributionCaller.sol",
   "abi": [
@@ -1081,8 +1081,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/DistributionCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/FlashLoan.json b/precompiles/testutil/contracts/FlashLoan.json
index eae5db6db..63a01e403 100644
--- a/precompiles/testutil/contracts/FlashLoan.json
+++ b/precompiles/testutil/contracts/FlashLoan.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "FlashLoan",
   "sourceName": "solidity/precompiles/testutil/contracts/FlashLoan.sol",
   "abi": [
@@ -93,8 +93,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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"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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/FlashLoan.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/GovCaller.json b/precompiles/testutil/contracts/GovCaller.json
index 159ac53ee..e9349a478 100644
--- a/precompiles/testutil/contracts/GovCaller.json
+++ b/precompiles/testutil/contracts/GovCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "GovCaller",
   "sourceName": "solidity/precompiles/testutil/contracts/GovCaller.sol",
   "abi": [
@@ -652,8 +652,11 @@
       "type": "receive"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/GovCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/ICS20Caller.json b/precompiles/testutil/contracts/ICS20Caller.json
index 71a2210d5..a87a120ec 100644
--- a/precompiles/testutil/contracts/ICS20Caller.json
+++ b/precompiles/testutil/contracts/ICS20Caller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ICS20Caller",
   "sourceName": "solidity/precompiles/testutil/contracts/ICS20Caller.sol",
   "abi": [
@@ -388,8 +388,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/ICS20Caller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/InterchainSender.json b/precompiles/testutil/contracts/InterchainSender.json
index ece2e4700..d2b8bbe5f 100644
--- a/precompiles/testutil/contracts/InterchainSender.json
+++ b/precompiles/testutil/contracts/InterchainSender.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "InterchainSender",
   "sourceName": "solidity/precompiles/testutil/contracts/InterchainSender.sol",
   "abi": [
@@ -404,8 +404,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/InterchainSender.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/InterchainSenderCaller.json b/precompiles/testutil/contracts/InterchainSenderCaller.json
index 253156a71..a58659ed8 100644
--- a/precompiles/testutil/contracts/InterchainSenderCaller.json
+++ b/precompiles/testutil/contracts/InterchainSenderCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "InterchainSenderCaller",
   "sourceName": "solidity/precompiles/testutil/contracts/InterchainSenderCaller.sol",
   "abi": [
@@ -180,8 +180,11 @@
       "type": "function"
     }
   ],
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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/InterchainSenderCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/Reverter.json b/precompiles/testutil/contracts/Reverter.json
index c4fb52113..ef0ddcbcd 100644
--- a/precompiles/testutil/contracts/Reverter.json
+++ b/precompiles/testutil/contracts/Reverter.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "Reverter",
   "sourceName": "solidity/precompiles/testutil/contracts/Reverter.sol",
   "abi": [
@@ -38,8 +38,11 @@
       "type": "receive"
     }
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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/Reverter.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/contracts/StakingReverter.json b/precompiles/testutil/contracts/StakingReverter.json
index ff68dce37..c5c2ef2e9 100644
--- a/precompiles/testutil/contracts/StakingReverter.json
+++ b/precompiles/testutil/contracts/StakingReverter.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "StakingReverter",
   "sourceName": "solidity/precompiles/testutil/contracts/StakingReverter.sol",
   "abi": [
@@ -243,8 +243,11 @@
       "type": "function"
     }
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+  "deployedBytecode": "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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/precompiles/testutil/contracts/StakingReverter.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/testutil/errors.go b/precompiles/testutil/errors.go
index 3e32090c7..dddc04907 100644
--- a/precompiles/testutil/errors.go
+++ b/precompiles/testutil/errors.go
@@ -1,11 +1,15 @@
 package testutil
 
 import (
+	"errors"
 	"fmt"
 	"strings"
+	"testing"
 
 	abci "github.com/cometbft/cometbft/abci/types"
+	"github.com/stretchr/testify/require"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 )
 
@@ -31,3 +35,20 @@ func CheckEthereumTxFailed(ethRes *evmtypes.MsgEthereumTxResponse) (string, bool
 	reason := ethRes.VmError
 	return reason, reason != ""
 }
+
+// RequireExactError asserts exact error equality for expected precompile reverts.
+// If both errors carry revert data, it compares ABI-encoded revert bytes exactly.
+func RequireExactError(t *testing.T, got error, want error) {
+	t.Helper()
+	require.Error(t, got)
+	require.NotNil(t, want)
+
+	var gotCarrier cmn.RevertDataCarrier
+	var wantCarrier cmn.RevertDataCarrier
+	if errors.As(got, &gotCarrier) && errors.As(want, &wantCarrier) {
+		require.Equal(t, wantCarrier.RevertData(), gotCarrier.RevertData())
+		return
+	}
+
+	require.EqualError(t, got, want.Error())
+}
diff --git a/precompiles/testutil/logs.go b/precompiles/testutil/logs.go
index c3837ec30..984097877 100644
--- a/precompiles/testutil/logs.go
+++ b/precompiles/testutil/logs.go
@@ -76,6 +76,10 @@ type LogCheckArgs struct {
 	ABIEvents map[string]abi.Event
 	// ErrContains is the error message that is expected to be contained in the transaction response.
 	ErrContains string
+	// ErrExact is an optional exact-match error to validate revert payload bytes (typically Solidity custom errors).
+	//
+	// If set, integration test error checking will prefer this exact check over ErrContains.
+	ErrExact error
 	// ExpEvents are the events which are expected to be emitted.
 	ExpEvents []string
 	// ExpPass is whether the transaction is expected to pass or not.
@@ -107,6 +111,12 @@ func (l LogCheckArgs) WithErrContains(errContains string, printArgs ...interface
 	return l
 }
 
+// WithErrExact sets the ErrExact field of LogCheckArgs.
+func (l LogCheckArgs) WithErrExact(errExact error) LogCheckArgs {
+	l.ErrExact = errExact
+	return l
+}
+
 // WithErrNested append the ErrContains field of LogCheckArgs.
 // If any printArgs are provided, they are used to format the error message.
 func (l LogCheckArgs) WithErrNested(errContains string, printArgs ...interface{}) LogCheckArgs {
diff --git a/precompiles/werc20/IWERC20.sol b/precompiles/werc20/IWERC20.sol
index b369abe00..827462192 100644
--- a/precompiles/werc20/IWERC20.sol
+++ b/precompiles/werc20/IWERC20.sol
@@ -1,14 +1,14 @@
 // SPDX-License-Identifier: LGPL-3.0-only
-pragma solidity >=0.8.18;
+pragma solidity >=0.8.20;
 
-import "./../erc20/IERC20Metadata.sol";
+import "../erc20/ERC20I.sol";
 
 /**
  * @author Evmos Team
  * @title Wrapped ERC20 Interface
  * @dev Interface for representing the native EVM token as a wrapped ERC20 standard.
  */
-interface IWERC20 is IERC20Metadata {
+interface IWERC20 is ERC20I {
     /// @dev Emitted when the native tokens are deposited in exchange for the wrapped ERC20.
     /// @param dst The account for which the deposit is made.
     /// @param wad The amount of native tokens deposited.
diff --git a/precompiles/werc20/abi.json b/precompiles/werc20/abi.json
index 3f97434e8..506d88088 100644
--- a/precompiles/werc20/abi.json
+++ b/precompiles/werc20/abi.json
@@ -1,4 +1,263 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "ABISetupFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "value",
+        "type": "uint256"
+      }
+    ],
+    "name": "ERC20CannotReceiveFunds",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "spender",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "allowance",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "needed",
+        "type": "uint256"
+      }
+    ],
+    "name": "ERC20InsufficientAllowance",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "sender",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "balance",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "needed",
+        "type": "uint256"
+      }
+    ],
+    "name": "ERC20InsufficientBalance",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "approver",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidApprover",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "receiver",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidReceiver",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "sender",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "spender",
+        "type": "address"
+      }
+    ],
+    "name": "ERC20InvalidSpender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "eventKind",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "EventEmitFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "bad",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "amount",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidAmount",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "height",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidHeight",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidNumberOfArgs",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "pubkey",
+        "type": "string"
+      }
+    ],
+    "name": "InvalidPubkey",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "got",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "expected",
+        "type": "uint256"
+      }
+    ],
+    "name": "InvalidPubkeySize",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "msgMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "MsgServerFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "queryMethod",
+        "type": "string"
+      },
+      {
+        "internalType": "string",
+        "name": "reason",
+        "type": "string"
+      }
+    ],
+    "name": "QueryFailed",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "msgSender",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "requester",
+        "type": "address"
+      }
+    ],
+    "name": "RequesterIsNotMsgSender",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "string",
+        "name": "methodName",
+        "type": "string"
+      }
+    ],
+    "name": "UnknownMethod",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
@@ -124,7 +383,7 @@
       },
       {
         "internalType": "uint256",
-        "name": "amount",
+        "name": "value",
         "type": "uint256"
       }
     ],
@@ -226,7 +485,7 @@
       },
       {
         "internalType": "uint256",
-        "name": "amount",
+        "name": "value",
         "type": "uint256"
       }
     ],
@@ -255,7 +514,7 @@
       },
       {
         "internalType": "uint256",
-        "name": "amount",
+        "name": "value",
         "type": "uint256"
       }
     ],
diff --git a/precompiles/werc20/testdata/WEVMOS9TestCaller.json b/precompiles/werc20/testdata/WEVMOS9TestCaller.json
index dfcd6ca3d..9c096ee79 100644
--- a/precompiles/werc20/testdata/WEVMOS9TestCaller.json
+++ b/precompiles/werc20/testdata/WEVMOS9TestCaller.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "WEVMOS9TestCaller",
   "sourceName": "solidity/precompiles/werc20/testdata/WEVMOS9TestCaller.sol",
   "abi": [
@@ -72,8 +72,22 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {
+    "19688": [
+      {
+        "length": 32,
+        "start": 84
+      },
+      {
+        "length": 32,
+        "start": 219
+      }
+    ]
+  },
+  "inputSourceName": "project/solidity/precompiles/werc20/testdata/WEVMOS9TestCaller.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/precompiles/werc20/tx.go b/precompiles/werc20/tx.go
index a4c88504c..6c4ae2a83 100644
--- a/precompiles/werc20/tx.go
+++ b/precompiles/werc20/tx.go
@@ -6,6 +6,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 
 	"cosmossdk.io/math"
@@ -45,11 +46,11 @@ func (p Precompile) Deposit(
 			Amount: math.NewIntFromBigInt(depositedAmount.ToBig()),
 		}),
 	); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, DepositMethod, err.Error())
 	}
 
 	if err := p.EmitDepositEvent(ctx, stateDB, caller, depositedAmount.ToBig()); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, DepositMethod, err.Error())
 	}
 
 	return nil, nil
@@ -59,9 +60,13 @@ func (p Precompile) Deposit(
 // WETH contract to support equality between the native coin and its wrapped
 // ERC-20 (e.g. ATOM and WEVMOS).
 func (p Precompile) Withdraw(ctx sdk.Context, contract *vm.Contract, stateDB vm.StateDB, args []interface{}) ([]byte, error) {
+	if len(args) != 1 {
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(int64(len(args))))
+	}
+
 	amount, ok := args[0].(*big.Int)
 	if !ok {
-		return nil, fmt.Errorf("invalid argument type: %T", args[0])
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", args[0]))
 	}
 	amountInt := math.NewIntFromBigInt(amount)
 
@@ -69,11 +74,11 @@ func (p Precompile) Withdraw(ctx sdk.Context, contract *vm.Contract, stateDB vm.
 	callerAccAddress := sdk.AccAddress(caller.Bytes())
 	nativeBalance := p.BankKeeper.SpendableCoin(ctx, callerAccAddress, evmtypes.GetEVMCoinDenom())
 	if nativeBalance.Amount.LT(amountInt) {
-		return nil, fmt.Errorf("account balance %v is lower than withdraw balance %v", nativeBalance.Amount, amountInt)
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrMsgServerFailed, WithdrawMethod, fmt.Sprintf("account balance %v is lower than withdraw balance %v", nativeBalance.Amount, amountInt))
 	}
 
 	if err := p.EmitWithdrawalEvent(ctx, stateDB, caller, amount); err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(p.ABI, cmn.SolidityErrEventEmitFailed, WithdrawMethod, err.Error())
 	}
 	return nil, nil
 }
diff --git a/precompiles/werc20/werc20.go b/precompiles/werc20/werc20.go
index f7c476f1b..8b68386fd 100644
--- a/precompiles/werc20/werc20.go
+++ b/precompiles/werc20/werc20.go
@@ -102,7 +102,7 @@ func (p Precompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]by
 func (p Precompile) Execute(ctx sdk.Context, stateDB vm.StateDB, contract *vm.Contract, readOnly bool) ([]byte, error) {
 	method, args, err := cmn.SetupABI(p.ABI, contract, readOnly, p.IsTransaction)
 	if err != nil {
-		return nil, err
+		return nil, cmn.NewRevertWithSolidityError(ABI, cmn.SolidityErrABISetupFailed, err.Error())
 	}
 
 	var bz []byte
diff --git a/scripts/compile_smart_contracts/compile_smart_contracts.py b/scripts/compile_smart_contracts/compile_smart_contracts.py
index eacc1d374..4073ffe95 100644
--- a/scripts/compile_smart_contracts/compile_smart_contracts.py
+++ b/scripts/compile_smart_contracts/compile_smart_contracts.py
@@ -14,6 +14,7 @@
 import os
 import re
 import sys
+import json
 from dataclasses import dataclass
 from pathlib import Path
 from shutil import copy, rmtree
@@ -269,6 +270,21 @@ def copy_compiled_contracts_back_to_source(
             print(f"-> did not find compiled JSON file for {contract.filename}")
             continue
 
+        # For precompile abi.json targets, keep only the ABI array.
+        # Hardhat v3 artifacts wrap ABI under an object with metadata fields.
+        if contract.compiled_json_path.name == "abi.json":
+            with open(compiled_path, "r", encoding="utf-8") as source_file:
+                artifact = json.load(source_file)
+
+            abi_payload = artifact
+            if isinstance(artifact, dict) and "abi" in artifact:
+                abi_payload = artifact["abi"]
+
+            with open(contract.compiled_json_path, "w", encoding="utf-8") as target_file:
+                json.dump(abi_payload, target_file, indent=2)
+                target_file.write("\n")
+            continue
+
         copy(compiled_path, contract.compiled_json_path)
 
 
@@ -320,9 +336,8 @@ def compile_files(repo_path: Path, added_contract: Union[str, None] = None):
         raise ValueError("Failed to copy contracts to target directory.")
 
     compile_contracts_in_dir(CONTRACTS_TARGET)
-    copy_compiled_contracts_back_to_source(
-        found_contracts, CONTRACTS_TARGET.parent / "artifacts" / SOLIDITY_SOURCE
-    )
+    compiled_dir = CONTRACTS_TARGET.parent / "artifacts" / SOLIDITY_SOURCE
+    copy_compiled_contracts_back_to_source(found_contracts, compiled_dir)
 
 
 if __name__ == "__main__":
diff --git a/tests/contracts/account_abstraction/entrypoint/SimpleEntryPoint.json b/tests/contracts/account_abstraction/entrypoint/SimpleEntryPoint.json
index d2964948a..e8a615690 100644
--- a/tests/contracts/account_abstraction/entrypoint/SimpleEntryPoint.json
+++ b/tests/contracts/account_abstraction/entrypoint/SimpleEntryPoint.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "SimpleEntryPoint",
   "sourceName": "solidity/tests/contracts/account_abstraction/entrypoint/SimpleEntryPoint.sol",
   "abi": [
@@ -99,8 +99,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/tests/contracts/account_abstraction/entrypoint/SimpleEntryPoint.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.json b/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.json
index be3118596..c1b26bfab 100644
--- a/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.json
+++ b/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "SimpleSmartWallet",
   "sourceName": "solidity/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol",
   "abi": [
@@ -8,7 +8,7 @@
       "name": "entryPoint",
       "outputs": [
         {
-          "internalType": "contract EntryPoint",
+          "internalType": "address",
           "name": "",
           "type": "address"
         }
@@ -47,7 +47,7 @@
           "type": "address"
         },
         {
-          "internalType": "contract EntryPoint",
+          "internalType": "address",
           "name": "_entryPoint",
           "type": "address"
         }
@@ -161,8 +161,11 @@
       "type": "receive"
     }
   ],
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+  "bytecode": "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",
+  "deployedBytecode": "0x6080604052600436101561001a575b3615610018575f80fd5b005b5f3560e01c80633a871cdd14610069578063485cc955146100645780638da5cb5b1461005f578063b0d691fe1461005a5763b61d27f60361000e57610276565b61024e565b610227565b610192565b346101625760603660031901126101625760043567ffffffffffffffff81116101625780360390610160600319830112610162576100b260018060a01b036001541633146102de565b6101448101359160221901821215610162570160048101359067ffffffffffffffff8211610162576024018136038113610162576101286101006100fb5f936020953691610377565b610481565b60408051602435815260ff909416602085015283019190915260608201529081906080820190565b838052039060015afa1561015d575f80519054610152916001600160a01b039081169116146103b2565b6040515f8152602090f35b6103a7565b5f80fd5b600435906001600160a01b038216820361016257565b602435906001600160a01b038216820361016257565b34610162576040366003190112610162576101ab610166565b6101b361017c565b5f546001600160a01b0381166101ec576001600160a01b039283166001600160a01b0319918216175f5560018054929093169116179055005b60405162461bcd60e51b8152602060048201526013602482015272185b1c9958591e481a5b9a5d1a585b1a5e9959606a1b6044820152606490fd5b34610162575f366003190112610162575f546040516001600160a01b039091168152602090f35b34610162575f366003190112610162576001546040516001600160a01b039091168152602090f35b346101625760603660031901126101625761028f610166565b6024356044359167ffffffffffffffff831161016257366023840112156101625782600401359167ffffffffffffffff83116101625736602484860101116101625760246100189401916103f2565b156102e557565b60405162461bcd60e51b815260206004820152600f60248201526e1bdb9b1e48115b9d1c9e541bda5b9d608a1b6044820152606490fd5b634e487b7160e01b5f52604160045260245ffd5b6040519190601f01601f1916820167ffffffffffffffff81118382101761035657604052565b61031c565b67ffffffffffffffff811161035657601f01601f191660200190565b92919261038b6103868361035b565b610330565b938285528282011161016257815f926020928387013784010152565b6040513d5f823e3d90fd5b156103b957565b60405162461bcd60e51b8152602060048201526011602482015270496e76616c6964207369676e617475726560781b6044820152606490fd5b90925f93849361040d60018060a01b036001541633146102de565b826040519384928337810185815203925af13d1561047c573d6104326103868261035b565b9081525f60203d92013e5b1561044457565b60405162461bcd60e51b815260206004820152601060248201526f115e1958dd5d1a5bdb8819985a5b195960821b6044820152606490fd5b61043d565b604181510361049f57602081015190606060408201519101515f1a92565b60405162461bcd60e51b81526020600482015260186024820152770d2dcecc2d8d2c840e6d2cedcc2e8eae4ca40d8cadccee8d60431b6044820152606490fdfea26469706673582212208ed88bc6ac325b24a1faa109d082438af9861c54b2ae16cc569727e91e24503264736f6c634300081a0033",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol b/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol
index 77053a1d0..72b562209 100644
--- a/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol
+++ b/tests/contracts/account_abstraction/smartwallet/SimpleSmartWallet.sol
@@ -3,13 +3,12 @@
 pragma solidity ^0.8.0;
 
 import "@account-abstraction/contracts/interfaces/IAccount.sol";
-import "@account-abstraction/contracts/core/EntryPoint.sol";
 
 contract SimpleSmartWallet is IAccount {
     address public owner;
-    EntryPoint public entryPoint;
+    address public entryPoint;
 
-    function initialize(address _owner, EntryPoint _entryPoint) external {
+    function initialize(address _owner, address _entryPoint) external {
         require(owner == address(0), "already initialized");
         owner = _owner;
         entryPoint = _entryPoint;
@@ -20,7 +19,7 @@ contract SimpleSmartWallet is IAccount {
         bytes32 userOpHash,
         uint256 /* missingAccountFunds */
     ) external view override returns (uint256 validationData) {
-        require(msg.sender == address(entryPoint), "only EntryPoint");
+        require(msg.sender == entryPoint, "only EntryPoint");
 
         (uint8 v, bytes32 r, bytes32 s) = _split(userOp.signature);
         address recovered = ecrecover(userOpHash, v, r, s);
@@ -30,7 +29,7 @@ contract SimpleSmartWallet is IAccount {
     }
 
     function execute(address target, uint256 value, bytes calldata data) external {
-        require(msg.sender == address(entryPoint), "only EntryPoint");
+        require(msg.sender == entryPoint, "only EntryPoint");
         (bool success, ) = target.call{value: value}(data);
         require(success, "Execution failed");
     }
diff --git a/tests/contracts/account_abstraction/tokens/SimpleERC20.json b/tests/contracts/account_abstraction/tokens/SimpleERC20.json
index d98d81221..f5a9af6d0 100644
--- a/tests/contracts/account_abstraction/tokens/SimpleERC20.json
+++ b/tests/contracts/account_abstraction/tokens/SimpleERC20.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "SimpleERC20",
   "sourceName": "solidity/tests/contracts/account_abstraction/tokens/SimpleERC20.sol",
   "abi": [
@@ -231,8 +231,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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+  "bytecode": "0x608060405234610133576100135f54610137565b601f81116100ec575b507f4d7920546f6b656e0000000000000000000000000000000000000000000000105f5560015461004c90610137565b601f81116100a4575b6006624d544b60e81b01600155601260ff19600254161760025569d3c21bcecceda1000000600355335f52600460205269d3c21bcecceda100000060405f205560405161068390816101708239f35b60015f52601f0160051c7fb10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf6908101905b8181106100e15750610055565b5f81556001016100d4565b5f8052601f0160051c7f290decd9548b62a8d60345a988386fc84ba6bc95484008f6362f93160ef3e563908101905b818110610128575061001c565b5f815560010161011b565b5f80fd5b90600182811c92168015610165575b602083101461015157565b634e487b7160e01b5f52602260045260245ffd5b91607f169161014656fe60806040526004361015610011575f80fd5b5f3560e01c806306fdde03146104b4578063095ea7b31461043b57806318160ddd1461041e57806323b872dd146102ed578063313ce567146102cd57806370a082311461029557806395d89b4114610177578063a9059cbb146100d05763dd62ed3e1461007c575f80fd5b346100cc5760403660031901126100cc576100956105b0565b61009d6105c6565b6001600160a01b039182165f908152600560209081526040808320949093168252928352819020549051908152f35b5f80fd5b346100cc5760403660031901126100cc576100e96105b0565b60243590335f5260046020526101058260405f205410156105dc565b335f52600460205260405f2061011c83825461061f565b905560018060a01b031690815f52600460205260405f2061013e828254610640565b90556040519081527fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef60203392a3602060405160018152f35b346100cc575f3660031901126100cc576040515f6001548060011c9060018116801561028b575b6020831081146102775782855290811561025b5750600114610205575b50819003601f01601f191681019067ffffffffffffffff8211818310176101f157604082905281906101ed9082610586565b0390f35b634e487b7160e01b5f52604160045260245ffd5b60015f9081529091507fb10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf65b828210610245575060209150820101826101bb565b6001816020925483858801015201910190610230565b90506020925060ff191682840152151560051b820101826101bb565b634e487b7160e01b5f52602260045260245ffd5b91607f169161019e565b346100cc5760203660031901126100cc576001600160a01b036102b66105b0565b165f526004602052602060405f2054604051908152f35b346100cc575f3660031901126100cc57602060ff60025416604051908152f35b346100cc5760603660031901126100cc576103066105b0565b61030e6105c6565b6044359160018060a01b031690815f5260046020526103338360405f205410156105dc565b5f82815260056020908152604080832033845290915290205483116103e45760207fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91835f526004825260405f2061038c86825461061f565b905560018060a01b031693845f526004825260405f206103ad828254610640565b90555f8481526005835260408082203383528452902080546103d090839061061f565b9055604051908152a3602060405160018152f35b60405162461bcd60e51b8152602060048201526012602482015271105b1b1bddd85b98d948195e18d95959195960721b6044820152606490fd5b346100cc575f3660031901126100cc576020600354604051908152f35b346100cc5760403660031901126100cc576104546105b0565b335f8181526005602090815260408083206001600160a01b03909516808452948252918290206024359081905591519182527f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92591a3602060405160018152f35b346100cc575f3660031901126100cc576040515f80548060011c9060018116801561057c575b6020831081146102775782855290811561025b57506001146105285750819003601f01601f191681019067ffffffffffffffff8211818310176101f157604082905281906101ed9082610586565b5f8080529091507f290decd9548b62a8d60345a988386fc84ba6bc95484008f6362f93160ef3e5635b828210610566575060209150820101826101bb565b6001816020925483858801015201910190610551565b91607f16916104da565b602060409281835280519182918282860152018484015e5f828201840152601f01601f1916010190565b600435906001600160a01b03821682036100cc57565b602435906001600160a01b03821682036100cc57565b156105e357565b60405162461bcd60e51b8152602060048201526014602482015273496e73756666696369656e742062616c616e636560601b6044820152606490fd5b9190820391821161062c57565b634e487b7160e01b5f52601160045260245ffd5b9190820180921161062c5756fea2646970667358221220b64532475550ebd64d5429b94457719e98bfb9ef20ce010d04e3299c0eb4d0e664736f6c634300081a0033",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/tests/contracts/account_abstraction/tokens/SimpleERC20.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/tests/integration/precompiles/bank/test_query.go b/tests/integration/precompiles/bank/test_query.go
index d7dc3a0e4..2dfcb4a20 100644
--- a/tests/integration/precompiles/bank/test_query.go
+++ b/tests/integration/precompiles/bank/test_query.go
@@ -6,6 +6,8 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 
 	"github.com/cosmos/evm/precompiles/bank"
+	cmn "github.com/cosmos/evm/precompiles/common"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	"github.com/cosmos/evm/testutil/integration/evm/network"
 	cosmosevmutiltx "github.com/cosmos/evm/testutil/tx"
 
@@ -24,7 +26,7 @@ func (s *PrecompileTestSuite) TestBalances() {
 		name        string
 		malleate    func() []interface{}
 		expPass     bool
-		errContains string
+		wantErr     error
 		expBalances func(cosmosEVMAddr, xmplAddr common.Address) []bank.Balance
 	}{
 		{
@@ -35,7 +37,7 @@ func (s *PrecompileTestSuite) TestBalances() {
 				}
 			},
 			false,
-			"invalid number of arguments",
+			cmn.NewRevertWithSolidityError(bank.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(2)),
 			nil,
 		},
 		{
@@ -46,7 +48,7 @@ func (s *PrecompileTestSuite) TestBalances() {
 				}
 			},
 			false,
-			"invalid type for account",
+			cmn.NewRevertWithSolidityError(bank.ABI, cmn.SolidityErrInvalidAddress, "random text"),
 			nil,
 		},
 		{
@@ -57,7 +59,7 @@ func (s *PrecompileTestSuite) TestBalances() {
 				}
 			},
 			true,
-			"",
+			nil,
 			func(common.Address, common.Address) []bank.Balance { return []bank.Balance{} },
 		},
 		{
@@ -68,7 +70,7 @@ func (s *PrecompileTestSuite) TestBalances() {
 				}
 			},
 			true,
-			"",
+			nil,
 			func(cosmosEVMAddr, xmplAddr common.Address) []bank.Balance {
 				return []bank.Balance{
 					{
@@ -91,7 +93,7 @@ func (s *PrecompileTestSuite) TestBalances() {
 				}
 			},
 			true,
-			"",
+			nil,
 			func(cosmosEVMAddr, xmplAddr common.Address) []bank.Balance {
 				return []bank.Balance{{
 					ContractAddress: cosmosEVMAddr,
@@ -108,11 +110,8 @@ func (s *PrecompileTestSuite) TestBalances() {
 		s.Run(tc.name, func() {
 			ctx = s.SetupTest() // reset the chain each test
 
-			bz, err := s.precompile.Balances(
-				ctx,
-				&method,
-				tc.malleate(),
-			)
+			args := tc.malleate()
+			bz, err := s.precompile.Balances(ctx, &method, args)
 
 			if tc.expPass {
 				s.Require().NoError(err)
@@ -121,7 +120,9 @@ func (s *PrecompileTestSuite) TestBalances() {
 				s.Require().NoError(err)
 				s.Require().Equal(tc.expBalances(s.cosmosEVMAddr, s.xmplAddr), balances)
 			} else {
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().Error(err)
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -190,11 +191,11 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 	xmplTotalSupply := totSupplRes.Supply.AmountOf(s.tokenDenom)
 
 	testcases := []struct {
-		name        string
-		malleate    func() []interface{}
-		expErr      bool
-		errContains string
-		expSupply   *big.Int
+		name      string
+		malleate  func() []interface{}
+		expErr    bool
+		wantErr   error
+		expSupply *big.Int
 	}{
 		{
 			"fail - invalid number of arguments",
@@ -204,7 +205,7 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 				}
 			},
 			true,
-			"invalid number of arguments",
+			cmn.NewRevertWithSolidityError(bank.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(3)),
 			nil,
 		},
 		{
@@ -215,7 +216,7 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 				}
 			},
 			true,
-			"invalid type for erc20Address",
+			cmn.NewRevertWithSolidityError(bank.ABI, cmn.SolidityErrInvalidAddress, "random text"),
 			nil,
 		},
 		{
@@ -226,7 +227,7 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 				}
 			},
 			false,
-			"",
+			nil,
 			big.NewInt(0),
 		},
 		{
@@ -237,7 +238,7 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 				}
 			},
 			false,
-			"",
+			nil,
 			xmplTotalSupply.BigInt(),
 		},
 
@@ -249,7 +250,7 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 				}
 			},
 			false,
-			"",
+			nil,
 			cosmosEVMTotalSupply.BigInt(),
 		},
 	}
@@ -258,15 +259,13 @@ func (s *PrecompileTestSuite) TestSupplyOf() {
 		s.Run(tc.name, func() {
 			ctx := s.SetupTest()
 
-			bz, err := s.precompile.SupplyOf(
-				ctx,
-				&method,
-				tc.malleate(),
-			)
+			args := tc.malleate()
+			bz, err := s.precompile.SupplyOf(ctx, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				out, err := method.Outputs.Unpack(bz)
 				s.Require().NoError(err, "expected no error unpacking")
diff --git a/tests/integration/precompiles/bech32/test_bech32.go b/tests/integration/precompiles/bech32/test_bech32.go
index b03d1182d..fdeaf36c8 100644
--- a/tests/integration/precompiles/bech32/test_bech32.go
+++ b/tests/integration/precompiles/bech32/test_bech32.go
@@ -1,13 +1,20 @@
 package bech32
 
 import (
+	"errors"
+	"fmt"
+	"math/big"
+
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/ethereum/go-ethereum/params"
 	"github.com/holiman/uint256"
 
 	"github.com/cosmos/evm/precompiles/bech32"
+	cmn "github.com/cosmos/evm/precompiles/common"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	statedbmocks "github.com/cosmos/evm/x/vm/statedb/mocks"
 )
 
 func (s *PrecompileTestSuite) TestNewPrecompile() {
@@ -59,11 +66,11 @@ func (s *PrecompileTestSuite) TestRun() {
 	)
 
 	testCases := []struct {
-		name        string
-		malleate    func() *vm.Contract
-		postCheck   func(data []byte)
-		expPass     bool
-		errContains string
+		name      string
+		malleate  func() *vm.Contract
+		postCheck func(data []byte)
+		expPass   bool
+		wantErr   error
 	}{
 		{
 			"fail - invalid method",
@@ -73,7 +80,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			},
 			func([]byte) {},
 			false,
-			"no method with id",
+			cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrUnknownMethod, "0x696e7661"),
 		},
 		{
 			"fail - error during unpack",
@@ -84,7 +91,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			},
 			func([]byte) {},
 			false,
-			"abi: attempting to unmarshal an empty string while arguments are expected",
+			cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrABISetupFailed, "abi: attempting to unmarshal an empty string while arguments are expected"),
 		},
 		{
 			"fail - HexToBech32 method error",
@@ -102,7 +109,16 @@ func (s *PrecompileTestSuite) TestRun() {
 			},
 			func([]byte) {},
 			false,
-			"invalid bech32 human readable prefix (HRP)",
+			cmn.NewRevertWithSolidityError(
+				bech32.ABI,
+				cmn.SolidityErrInvalidAddress,
+				fmt.Sprintf(
+					"invalid HRP: empty; expected account (%s), validator (%s), or consensus (%s) style prefix",
+					sdk.GetConfig().GetBech32AccountAddrPrefix(),
+					sdk.GetConfig().GetBech32ValidatorAddrPrefix(),
+					sdk.GetConfig().GetBech32ConsensusAddrPrefix(),
+				),
+			),
 		},
 		{
 			"pass - hex to bech32 account (cosmos)",
@@ -125,7 +141,7 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().Equal(s.keyring.GetAccAddr(0).String(), addr)
 			},
 			true,
-			"",
+			nil,
 		},
 		{
 			"pass - hex to bech32 validator operator (cosmosvaloper)",
@@ -151,7 +167,7 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().Equal(s.network.GetValidators()[0].OperatorAddress, addr)
 			},
 			true,
-			"",
+			nil,
 		},
 		{
 			"pass - hex to bech32 consensus address (cosmosvalcons)",
@@ -174,7 +190,7 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().Equal(sdk.ConsAddress(s.keyring.GetAddr(0).Bytes()).String(), addr)
 			},
 			true,
-			"",
+			nil,
 		},
 		{
 			"pass - bech32 to hex account address",
@@ -196,7 +212,7 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().Equal(s.keyring.GetAddr(0), addr)
 			},
 			true,
-			"",
+			nil,
 		},
 		{
 			"pass - bech32 to hex validator address",
@@ -222,7 +238,7 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().Equal(common.BytesToAddress(valAddrBz), addr)
 			},
 			true,
-			"",
+			nil,
 		},
 		{
 			"pass - bech32 to hex consensus address",
@@ -244,7 +260,7 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().Equal(s.keyring.GetAddr(0), addr)
 			},
 			true,
-			"",
+			nil,
 		},
 	}
 
@@ -257,10 +273,9 @@ func (s *PrecompileTestSuite) TestRun() {
 			contract := tc.malleate()
 
 			// Run precompiled contract
-
-			// NOTE: we can ignore the EVM and readonly args since it's a stateless
-			// precompiled contract
-			bz, err := s.precompile.Run(nil, contract, true)
+			stateDB := statedbmocks.NewStateDB(s.T())
+			evm := vm.NewEVM(vm.BlockContext{BlockNumber: big.NewInt(1), Time: 1}, stateDB, params.TestChainConfig, vm.Config{})
+			bz, err := s.precompile.Run(evm, contract, true)
 
 			// Check results
 			if tc.expPass {
@@ -269,8 +284,12 @@ func (s *PrecompileTestSuite) TestRun() {
 				tc.postCheck(bz)
 			} else {
 				s.Require().Error(err, "expected error to be returned when running the precompile")
-				s.Require().Nil(bz, "expected returned bytes to be nil")
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				s.Require().ErrorIs(err, vm.ErrExecutionReverted)
+				s.Require().NotNil(bz, "expected revert payload bytes")
+				var wantCarrier cmn.RevertDataCarrier
+				s.Require().True(errors.As(tc.wantErr, &wantCarrier))
+				s.Require().Equal(wantCarrier.RevertData(), bz)
 			}
 		})
 	}
diff --git a/tests/integration/precompiles/bech32/test_methods.go b/tests/integration/precompiles/bech32/test_methods.go
index 4b0cef4b1..dc92b7e41 100644
--- a/tests/integration/precompiles/bech32/test_methods.go
+++ b/tests/integration/precompiles/bech32/test_methods.go
@@ -2,11 +2,13 @@ package bech32
 
 import (
 	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
 
 	"github.com/cosmos/evm/precompiles/bech32"
 	cmn "github.com/cosmos/evm/precompiles/common"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -18,11 +20,11 @@ func (s *PrecompileTestSuite) TestHexToBech32() {
 	method := s.precompile.Methods[bech32.HexToBech32Method]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(data []byte)
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(data []byte)
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - invalid args length",
@@ -31,7 +33,7 @@ func (s *PrecompileTestSuite) TestHexToBech32() {
 			},
 			func([]byte) {},
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid hex address",
@@ -43,7 +45,7 @@ func (s *PrecompileTestSuite) TestHexToBech32() {
 			},
 			func([]byte) {},
 			true,
-			"invalid hex address",
+			cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid bech32 HRP",
@@ -55,7 +57,16 @@ func (s *PrecompileTestSuite) TestHexToBech32() {
 			},
 			func([]byte) {},
 			true,
-			"invalid bech32 human readable prefix (HRP)",
+			cmn.NewRevertWithSolidityError(
+				bech32.ABI,
+				cmn.SolidityErrInvalidAddress,
+				fmt.Sprintf(
+					"invalid HRP: empty; expected account (%s), validator (%s), or consensus (%s) style prefix",
+					sdk.GetConfig().GetBech32AccountAddrPrefix(),
+					sdk.GetConfig().GetBech32ValidatorAddrPrefix(),
+					sdk.GetConfig().GetBech32ConsensusAddrPrefix(),
+				),
+			),
 		},
 		{
 			"pass - valid hex address and valid bech32 HRP",
@@ -74,7 +85,7 @@ func (s *PrecompileTestSuite) TestHexToBech32() {
 				s.Require().Equal(s.keyring.GetAccAddr(0).String(), addr)
 			},
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -86,7 +97,8 @@ func (s *PrecompileTestSuite) TestHexToBech32() {
 
 			if tc.expError {
 				s.Require().Error(err)
-				s.Require().ErrorContains(err, tc.errContains, err.Error())
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 				s.Require().Empty(bz)
 			} else {
 				s.Require().NoError(err)
@@ -104,11 +116,11 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 	method := s.precompile.Methods[bech32.Bech32ToHexMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(data []byte)
-		expError    bool
-		errContains func() string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(data []byte)
+		expError  bool
+		wantErr   func() error
 	}{
 		{
 			"fail - invalid args length",
@@ -117,8 +129,8 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 			},
 			func([]byte) {},
 			true,
-			func() string {
-				return fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0)
+			func() error {
+				return cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0))
 			},
 		},
 		{
@@ -130,8 +142,8 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 			},
 			func([]byte) {},
 			true,
-			func() string {
-				return "invalid bech32 address"
+			func() error {
+				return cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrInvalidAddress, "")
 			},
 		},
 		{
@@ -143,8 +155,8 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 			},
 			func([]byte) {},
 			true,
-			func() string {
-				return fmt.Sprintf("invalid bech32 address: %s", "cosmos")
+			func() error {
+				return cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrInvalidAddress, "cosmos")
 			},
 		},
 		{
@@ -156,8 +168,11 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 			},
 			func([]byte) {},
 			true,
-			func() string {
-				return "decoding bech32 failed"
+			func() error {
+				// Keep exact match but derive the sdk error message from the same call path.
+				_, err := sdk.GetFromBech32("cosmos1", "cosmos")
+				s.Require().Error(err)
+				return cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrQueryFailed, bech32.Bech32ToHexMethod, err.Error())
 			},
 		},
 		{
@@ -169,12 +184,12 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 			},
 			func([]byte) {},
 			true,
-			func() string {
-				if addrVerifier := sdk.GetConfig().GetAddressVerifier(); addrVerifier != nil {
-					err := addrVerifier(sdk.AccAddress(make([]byte, 256)))
-					return err.Error()
-				}
-				return "address max length is 255"
+			func() error {
+				// VerifyAddressFormat error depends on configured verifier; derive dynamically.
+				addressBz := sdk.AccAddress(make([]byte, 256))
+				err := sdk.VerifyAddressFormat(addressBz)
+				s.Require().Error(err)
+				return cmn.NewRevertWithSolidityError(bech32.ABI, cmn.SolidityErrInvalidAddress, err.Error())
 			},
 		},
 		{
@@ -193,9 +208,7 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 				s.Require().Equal(s.keyring.GetAddr(0), addr)
 			},
 			false,
-			func() string {
-				return ""
-			},
+			nil,
 		},
 	}
 
@@ -207,7 +220,8 @@ func (s *PrecompileTestSuite) TestBech32ToHex() {
 
 			if tc.expError {
 				s.Require().Error(err)
-				s.Require().ErrorContains(err, tc.errContains())
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr())
 				s.Require().Empty(bz)
 			} else {
 				s.Require().NoError(err)
diff --git a/tests/integration/precompiles/distribution/test_distribution.go b/tests/integration/precompiles/distribution/test_distribution.go
index 62f827248..d0d7a2604 100644
--- a/tests/integration/precompiles/distribution/test_distribution.go
+++ b/tests/integration/precompiles/distribution/test_distribution.go
@@ -75,11 +75,11 @@ func (s *PrecompileTestSuite) TestRun() {
 		err error
 	)
 	testcases := []struct {
-		name        string
-		malleate    func() (common.Address, []byte)
-		readOnly    bool
-		expPass     bool
-		errContains string
+		name     string
+		malleate func() (common.Address, []byte)
+		readOnly bool
+		expPass  bool
+		wantErr  error
 	}{
 		{
 			name: "pass - set withdraw address transaction",
@@ -290,7 +290,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			} else {
 				s.Require().Error(err, "expected error to be returned when running the precompile")
 				s.Require().Nil(bz, "expected returned bytes to be nil")
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -302,10 +302,10 @@ func (s *PrecompileTestSuite) TestCMS() {
 		err error
 	)
 	testcases := []struct {
-		name        string
-		malleate    func() (common.Address, []byte)
-		expPass     bool
-		errContains string
+		name     string
+		malleate func() (common.Address, []byte)
+		expPass  bool
+		wantErr  error
 	}{
 		{
 			name: "pass - set withdraw address transaction",
@@ -513,7 +513,7 @@ func (s *PrecompileTestSuite) TestCMS() {
 			} else {
 				s.Require().Error(err, "expected error to be returned when running the precompile")
 				s.Require().Nil(resp.Ret, "expected returned bytes to be nil")
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 				// NOTES: After stack-based snapshot mechanism is added for precompile call,
 				// CacheMultiStore.Write() is not called when tx fails.
 				testutil.ValidateWrites(s.T(), cms, 0)
diff --git a/tests/integration/precompiles/distribution/test_event.go b/tests/integration/precompiles/distribution/test_event.go
index ce73fc511..23b183ece 100644
--- a/tests/integration/precompiles/distribution/test_event.go
+++ b/tests/integration/precompiles/distribution/test_event.go
@@ -29,12 +29,12 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddressEvent() {
 	)
 	method := s.precompile.Methods[distribution.SetWithdrawAddressMethod]
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress string) []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress string) []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct event is emitted",
@@ -63,7 +63,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddressEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -81,7 +81,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddressEvent() {
 
 		if tc.expError {
 			s.Require().Error(err)
-			s.Require().Contains(err.Error(), tc.errContains)
+			testutil.RequireExactError(s.T(), err, tc.wantErr)
 		} else {
 			s.Require().NoError(err)
 			tc.postCheck()
@@ -96,12 +96,12 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorRewardEvent() {
 	)
 	method := s.precompile.Methods[distribution.WithdrawDelegatorRewardMethod]
 	testCases := []struct {
-		name        string
-		malleate    func(val stakingtypes.Validator) []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(val stakingtypes.Validator) []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct event is emitted",
@@ -142,7 +142,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorRewardEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -160,7 +160,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorRewardEvent() {
 
 		if tc.expError {
 			s.Require().Error(err)
-			s.Require().Contains(err.Error(), tc.errContains)
+			testutil.RequireExactError(s.T(), err, tc.wantErr)
 		} else {
 			s.Require().NoError(err)
 			tc.postCheck()
@@ -176,12 +176,12 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommissionEvent() {
 	)
 	method := s.precompile.Methods[distribution.WithdrawValidatorCommissionMethod]
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress string) []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress string) []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct event is emitted",
@@ -219,7 +219,7 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommissionEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -240,7 +240,7 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommissionEvent() {
 
 		if tc.expError {
 			s.Require().Error(err)
-			s.Require().Contains(err.Error(), tc.errContains)
+			testutil.RequireExactError(s.T(), err, tc.wantErr)
 		} else {
 			s.Require().NoError(err)
 			tc.postCheck()
@@ -382,12 +382,12 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolEvent() {
 	)
 	method := s.precompile.Methods[distribution.DepositValidatorRewardsPoolMethod]
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress string) ([]interface{}, sdk.Coins)
-		postCheck   func(sdk.Coins)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress string) ([]interface{}, sdk.Coins)
+		postCheck func(sdk.Coins)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct event is emitted",
@@ -430,7 +430,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - the correct event is emitted for multiple coins",
@@ -482,7 +482,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -499,7 +499,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolEvent() {
 
 		if tc.expError {
 			s.Require().Error(err)
-			s.Require().Contains(err.Error(), tc.errContains)
+			testutil.RequireExactError(s.T(), err, tc.wantErr)
 		} else {
 			s.Require().NoError(err)
 			tc.postCheck(sdkCoins)
diff --git a/tests/integration/precompiles/distribution/test_integration.go b/tests/integration/precompiles/distribution/test_integration.go
index 83d93860a..073f322bf 100644
--- a/tests/integration/precompiles/distribution/test_integration.go
+++ b/tests/integration/precompiles/distribution/test_integration.go
@@ -1,7 +1,6 @@
 package distribution
 
 import (
-	"fmt"
 	"math/big"
 	"testing"
 
@@ -120,8 +119,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					differentAddr,
 					s.keyring.GetAddr(0).String(),
 				}
-
-				withdrawAddrSetCheck := defaultLogCheck.WithErrContains(cmn.ErrRequesterIsNotMsgSender, s.keyring.GetAddr(0).String(), differentAddr.String())
+				withdrawAddrSetCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -181,12 +185,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					differentAddr,
 					s.network.GetValidators()[0].OperatorAddress,
 				}
-
-				withdrawalCheck := defaultLogCheck.WithErrContains(
-					cmn.ErrRequesterIsNotMsgSender,
-					s.keyring.GetAddr(0).String(),
-					differentAddr.String(),
-				)
+				withdrawalCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -428,10 +433,15 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 				callArgs.Args = []interface{}{
 					s.network.GetValidators()[0].OperatorAddress,
 				}
-
 				validatorHexAddr := common.BytesToAddress(s.validatorsKeys[0].AccAddr)
 
-				withdrawalCheck := defaultLogCheck.WithErrContains(cmn.ErrRequesterIsNotMsgSender, s.keyring.GetAddr(0).String(), validatorHexAddr.String())
+				withdrawalCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						validatorHexAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -587,8 +597,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 				callArgs.Args = []interface{}{
 					differentAddr, uint32(1),
 				}
-
-				claimRewardsCheck := defaultLogCheck.WithErrContains(cmn.ErrRequesterIsNotMsgSender, s.keyring.GetAddr(0).String(), differentAddr.String())
+				claimRewardsCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -662,11 +677,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					},
 				}
 
-				failureCheck := defaultLogCheck.WithErrContains(
-					cmn.ErrRequesterIsNotMsgSender,
-					s.keyring.GetAddr(0).String(),
-					differentAddr,
-				)
+				failureCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0), // tx from Addr0
@@ -688,7 +705,8 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					[]cmn.Coin{{Denom: s.bondDenom, Amount: excessAmount.BigInt()}},
 				}
 
-				failureCheck := defaultLogCheck.WithErrContains("insufficient funds")
+				// Revert reason is ABI-encoded MsgServerFailed; err chain may be estimate-gas or broadcast path.
+				failureCheck := defaultLogCheck.WithErrContains("execution reverted")
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -819,8 +837,8 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					},
 				}
 
-				// We expect the tx to fail ("execution reverted") because of insufficient funds
-				insufficientFundsCheck := defaultLogCheck.WithErrContains("insufficient funds")
+				// Gas estimation or execution may surface only "execution reverted" plus hex-encoded MsgServerFailed.
+				insufficientFundsCheck := defaultLogCheck.WithErrContains("execution reverted")
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -1512,12 +1530,12 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 				callArgs.Args = []interface{}{
 					differentAddr, s.network.GetValidators()[0].OperatorAddress,
 				}
-
-				revertReasonCheck := execRevertedCheck.WithErrNested(
-					cmn.ErrRequesterIsNotMsgSender,
+				revertReasonCheck := execRevertedCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+					s.precompile.ABI,
+					cmn.SolidityErrRequesterIsNotMsgSender,
 					contractAddr,
-					differentAddr.String(),
-				)
+					differentAddr,
+				))
 
 				res, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -2099,11 +2117,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 			It("should not claim rewards when sending from a different address", func() {
 				callArgs.Args = []interface{}{differentAddr, uint32(1)}
 
-				errCheckArgs := defaultLogCheck.WithErrContains(fmt.Errorf(
-					cmn.ErrRequesterIsNotMsgSender,
-					txArgs.To,
-					differentAddr,
-				).Error())
+				errCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						contractAddr,
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
@@ -2662,11 +2682,12 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					differentAddr.String(), differentAddr, s.network.GetValidators()[0].OperatorAddress,
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(
-					cmn.ErrRequesterIsNotMsgSender,
+				revertReasonCheck := execRevertedCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+					s.precompile.ABI,
+					cmn.SolidityErrRequesterIsNotMsgSender,
 					contractAddr,
 					s.keyring.GetAddr(0),
-				)
+				))
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
diff --git a/tests/integration/precompiles/distribution/test_query.go b/tests/integration/precompiles/distribution/test_query.go
index 75a25b485..5eda0ece1 100644
--- a/tests/integration/precompiles/distribution/test_query.go
+++ b/tests/integration/precompiles/distribution/test_query.go
@@ -1,13 +1,14 @@
 package distribution
 
 import (
-	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/core/vm"
 	"github.com/holiman/uint256"
 
 	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/distribution"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	testutiltx "github.com/cosmos/evm/testutil/tx"
 
 	"cosmossdk.io/math"
@@ -22,37 +23,42 @@ import (
 var expValAmount int64 = 1
 
 type distrTestCases struct {
-	name        string
-	malleate    func() []interface{}
-	postCheck   func(bz []byte)
-	gas         uint64
-	expErr      bool
-	errContains string
+	name      string
+	malleate  func() []interface{}
+	postCheck func(bz []byte)
+	gas       uint64
+	expErr    bool
+	wantErrFn func(*PrecompileTestSuite, []interface{}) error
 }
 
-var baseTestCases = []distrTestCases{
-	{
-		"fail - empty input args",
-		func() []interface{} {
-			return []interface{}{}
-		},
-		func([]byte) {},
-		100000,
-		true,
-		"invalid number of arguments",
-	},
-	{
-		"fail - invalid validator address",
-		func() []interface{} {
-			return []interface{}{
-				"invalid",
-			}
+func baseQueryTestCases(methodName string, expInputs int) []distrTestCases {
+	return []distrTestCases{
+		{
+			"fail - empty input args",
+			func() []interface{} { return []interface{}{} },
+			func([]byte) {},
+			100000,
+			true,
+			func(_ *PrecompileTestSuite, args []interface{}) error {
+				return cmn.NewRevertWithSolidityError(
+					distribution.ABI,
+					cmn.SolidityErrInvalidNumberOfArgs,
+					big.NewInt(int64(expInputs)),
+					big.NewInt(int64(len(args))),
+				)
+			},
+		},
+		{
+			"fail - invalid validator address",
+			func() []interface{} { return []interface{}{"invalid"} },
+			func([]byte) {},
+			100000,
+			true,
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "invalid")
+			},
 		},
-		func([]byte) {},
-		100000,
-		true,
-		"invalid: unknown address",
-	},
+	}
 }
 
 func (s *PrecompileTestSuite) TestValidatorDistributionInfo() {
@@ -73,7 +79,9 @@ func (s *PrecompileTestSuite) TestValidatorDistributionInfo() {
 			func([]byte) {},
 			100000,
 			true,
-			"validator does not exist",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "validator does not exist")
+			},
 		},
 		{
 			"fail - existent validator but without self delegation",
@@ -85,7 +93,9 @@ func (s *PrecompileTestSuite) TestValidatorDistributionInfo() {
 			func([]byte) {},
 			100000,
 			true,
-			"no delegation for (address, validator) tuple",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "no delegation for (address, validator) tuple")
+			},
 		},
 		{
 			"success",
@@ -120,10 +130,10 @@ func (s *PrecompileTestSuite) TestValidatorDistributionInfo() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases...)
+	testCases = append(baseQueryTestCases(method.Name, len(method.Inputs)), testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -131,11 +141,13 @@ func (s *PrecompileTestSuite) TestValidatorDistributionInfo() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.ValidatorDistributionInfo(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.ValidatorDistributionInfo(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -168,7 +180,9 @@ func (s *PrecompileTestSuite) TestValidatorOutstandingRewards() {
 			},
 			100000,
 			true,
-			"validator does not exist",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "validator does not exist")
+			},
 		},
 		{
 			"success - existent validator, no outstanding rewards",
@@ -185,7 +199,7 @@ func (s *PrecompileTestSuite) TestValidatorOutstandingRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with outstanding rewards",
@@ -213,10 +227,10 @@ func (s *PrecompileTestSuite) TestValidatorOutstandingRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases...)
+	testCases = append(baseQueryTestCases(method.Name, len(method.Inputs)), testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -224,11 +238,13 @@ func (s *PrecompileTestSuite) TestValidatorOutstandingRewards() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.ValidatorOutstandingRewards(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.ValidatorOutstandingRewards(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -261,7 +277,9 @@ func (s *PrecompileTestSuite) TestValidatorCommission() {
 			},
 			100000,
 			true,
-			"validator does not exist",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "validator does not exist")
+			},
 		},
 		{
 			"success - existent validator, no accumulated commission",
@@ -278,7 +296,7 @@ func (s *PrecompileTestSuite) TestValidatorCommission() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with accumulated commission",
@@ -311,10 +329,10 @@ func (s *PrecompileTestSuite) TestValidatorCommission() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases...)
+	testCases = append(baseQueryTestCases(method.Name, len(method.Inputs)), testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -322,11 +340,13 @@ func (s *PrecompileTestSuite) TestValidatorCommission() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.ValidatorCommission(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.ValidatorCommission(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -352,7 +372,9 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			true,
-			"invalid validator address",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "rpc error: code = InvalidArgument desc = invalid validator address")
+			},
 		},
 		{
 			"fail - invalid starting height type",
@@ -367,7 +389,9 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			true,
-			"invalid type for startingHeight: expected uint64, received int64",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidHeight, "1")
+			},
 		},
 		{
 			"fail - starting height greater than ending height",
@@ -382,7 +406,9 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			true,
-			"starting height greater than ending height",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "rpc error: code = InvalidArgument desc = starting height greater than ending height (6 > 5)")
+			},
 		},
 		{
 			"success - nonexistent validator address",
@@ -406,7 +432,7 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - existent validator, no slashes",
@@ -427,7 +453,7 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with slashes",
@@ -453,7 +479,7 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with slashes w/pagination",
@@ -480,10 +506,10 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases[0])
+	testCases = append([]distrTestCases{baseQueryTestCases(method.Name, len(method.Inputs))[0]}, testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -491,11 +517,13 @@ func (s *PrecompileTestSuite) TestValidatorSlashes() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.ValidatorSlashes(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.ValidatorSlashes(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -524,7 +552,9 @@ func (s *PrecompileTestSuite) TestDelegationRewards() {
 			func([]byte) {},
 			100000,
 			true,
-			"invalid: unknown address",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "invalid")
+			},
 		},
 		{
 			"fail - nonexistent validator address",
@@ -540,7 +570,9 @@ func (s *PrecompileTestSuite) TestDelegationRewards() {
 			func([]byte) {},
 			100000,
 			true,
-			"validator does not exist",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "validator does not exist")
+			},
 		},
 		{
 			"fail - existent validator, no delegation",
@@ -554,7 +586,9 @@ func (s *PrecompileTestSuite) TestDelegationRewards() {
 			func([]byte) {},
 			100000,
 			true,
-			"no delegation for (address, validator) tuple",
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrQueryFailed, method.Name, "no delegation for (address, validator) tuple")
+			},
 		},
 		{
 			"success - existent validator & delegation, but no rewards",
@@ -572,7 +606,7 @@ func (s *PrecompileTestSuite) TestDelegationRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with rewards",
@@ -595,10 +629,10 @@ func (s *PrecompileTestSuite) TestDelegationRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases[0])
+	testCases = append([]distrTestCases{baseQueryTestCases(method.Name, len(method.Inputs))[0]}, testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -611,7 +645,8 @@ func (s *PrecompileTestSuite) TestDelegationRewards() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -639,7 +674,9 @@ func (s *PrecompileTestSuite) TestDelegationTotalRewards() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, "invalid"),
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "invalid")
+			},
 		},
 		{
 			"success - no delegations",
@@ -658,7 +695,7 @@ func (s *PrecompileTestSuite) TestDelegationTotalRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - existent validator & delegation, but no rewards",
@@ -683,7 +720,7 @@ func (s *PrecompileTestSuite) TestDelegationTotalRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with rewards",
@@ -728,10 +765,10 @@ func (s *PrecompileTestSuite) TestDelegationTotalRewards() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases[0])
+	testCases = append([]distrTestCases{baseQueryTestCases(method.Name, len(method.Inputs))[0]}, testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -745,7 +782,8 @@ func (s *PrecompileTestSuite) TestDelegationTotalRewards() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -770,7 +808,9 @@ func (s *PrecompileTestSuite) TestDelegatorValidators() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, "invalid"),
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "invalid")
+			},
 		},
 		{
 			"success - no delegations",
@@ -788,7 +828,7 @@ func (s *PrecompileTestSuite) TestDelegatorValidators() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - existent delegations",
@@ -813,10 +853,10 @@ func (s *PrecompileTestSuite) TestDelegatorValidators() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases[0])
+	testCases = append([]distrTestCases{baseQueryTestCases(method.Name, len(method.Inputs))[0]}, testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -824,11 +864,13 @@ func (s *PrecompileTestSuite) TestDelegatorValidators() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.DelegatorValidators(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.DelegatorValidators(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -853,7 +895,9 @@ func (s *PrecompileTestSuite) TestDelegatorWithdrawAddress() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, "invalid"),
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "invalid")
+			},
 		},
 		{
 			"success - withdraw address same as delegator address",
@@ -870,10 +914,10 @@ func (s *PrecompileTestSuite) TestDelegatorWithdrawAddress() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
-	testCases = append(testCases, baseTestCases[0])
+	testCases = append([]distrTestCases{baseQueryTestCases(method.Name, len(method.Inputs))[0]}, testCases...)
 
 	for _, tc := range testCases {
 		s.Run(tc.name, func() {
@@ -881,11 +925,13 @@ func (s *PrecompileTestSuite) TestDelegatorWithdrawAddress() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.DelegatorWithdrawAddress(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.DelegatorWithdrawAddress(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -910,7 +956,9 @@ func (s *PrecompileTestSuite) TestCommunityPool() {
 			func(bz []byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 0, 1),
+			func(_ *PrecompileTestSuite, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(0), big.NewInt(1))
+			},
 		},
 		{
 			"success - empty community pool",
@@ -925,7 +973,7 @@ func (s *PrecompileTestSuite) TestCommunityPool() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - with community pool",
@@ -947,7 +995,7 @@ func (s *PrecompileTestSuite) TestCommunityPool() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -957,11 +1005,13 @@ func (s *PrecompileTestSuite) TestCommunityPool() {
 			ctx = s.network.GetContext()
 			contract := vm.NewContract(s.keyring.GetAddr(0), s.precompile.Address(), uint256.NewInt(0), tc.gas, nil)
 
-			bz, err := s.precompile.CommunityPool(ctx, contract, &method, tc.malleate())
+			args := tc.malleate()
+			bz, err := s.precompile.CommunityPool(ctx, contract, &method, args)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
diff --git a/tests/integration/precompiles/distribution/test_tx.go b/tests/integration/precompiles/distribution/test_tx.go
index 7de336190..92e1e608a 100644
--- a/tests/integration/precompiles/distribution/test_tx.go
+++ b/tests/integration/precompiles/distribution/test_tx.go
@@ -13,6 +13,7 @@ import (
 	testconstants "github.com/cosmos/evm/testutil/constants"
 	"github.com/cosmos/evm/testutil/integration/evm/network"
 	utiltx "github.com/cosmos/evm/testutil/tx"
+	"github.com/cosmos/evm/utils"
 
 	"cosmossdk.io/math"
 
@@ -27,12 +28,12 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 	newWithdrawerAddr := utiltx.GenerateAddress()
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -42,7 +43,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 			func() {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid delegator address",
@@ -55,7 +56,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 			func() {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, ""),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid withdrawer address",
@@ -68,7 +69,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 			func() {},
 			200000,
 			true,
-			"invalid withdraw address: empty address string is not allowed: invalid address",
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrMsgServerFailed, distribution.SetWithdrawAddressMethod, "invalid withdraw address: empty address string is not allowed: invalid address: invalid address"),
 		},
 		{
 			"success - using the same address withdrawer address",
@@ -85,7 +86,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - using a different withdrawer address",
@@ -102,7 +103,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -117,7 +118,7 @@ func (s *PrecompileTestSuite) TestSetWithdrawAddress() {
 			_, err := s.precompile.SetWithdrawAddress(ctx, contract, s.network.GetStateDB(), &method, tc.malleate())
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck()
@@ -134,12 +135,12 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorReward() {
 	method := s.precompile.Methods[distribution.WithdrawDelegatorRewardMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(val stakingtypes.Validator) []interface{}
-		postCheck   func(data []byte)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(val stakingtypes.Validator) []interface{}
+		postCheck func(data []byte)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -149,7 +150,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorReward() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid delegator address",
@@ -162,7 +163,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorReward() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, ""),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid validator address",
@@ -175,7 +176,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorReward() {
 			func([]byte) {},
 			200000,
 			true,
-			"invalid validator address",
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "<nil>"),
 		},
 		{
 			"success - withdraw rewards from a single validator without commission",
@@ -206,7 +207,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorReward() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -222,7 +223,7 @@ func (s *PrecompileTestSuite) TestWithdrawDelegatorReward() {
 			bz, err := s.precompile.WithdrawDelegatorReward(ctx, contract, s.network.GetStateDB(), &method, args)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(bz)
@@ -236,15 +237,16 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommission() {
 		ctx         sdk.Context
 		prevBalance sdk.Coin
 	)
-	method := s.precompile.Methods[distribution.WithdrawDelegatorRewardMethod]
+	method := s.precompile.Methods[distribution.WithdrawValidatorCommissionMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress string) []interface{}
-		postCheck   func(data []byte)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress string) []interface{}
+		postCheck func(data []byte)
+		gas       uint64
+		expError  bool
+		wantErr   error
+		wantErrFn func() error
 	}{
 		{
 			"fail - empty input args",
@@ -254,7 +256,8 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommission() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
+			nil,
 		},
 		{
 			"fail - invalid validator address",
@@ -266,7 +269,11 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommission() {
 			func([]byte) {},
 			200000,
 			true,
-			"empty address string is not allowed",
+			nil,
+			func() error {
+				_, err := utils.HexAddressFromBech32String("")
+				return cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, fmt.Sprintf("%v", err))
+			},
 		},
 		{
 			"success - withdraw all commission from a single validator",
@@ -305,7 +312,8 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommission() {
 			},
 			20000,
 			false,
-			"",
+			nil,
+			nil,
 		},
 	}
 
@@ -326,7 +334,11 @@ func (s *PrecompileTestSuite) TestWithdrawValidatorCommission() {
 			bz, err := s.precompile.WithdrawValidatorCommission(ctx, contract, s.network.GetStateDB(), &method, tc.malleate(s.network.GetValidators()[0].OperatorAddress))
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				wantErr := tc.wantErr
+				if tc.wantErrFn != nil {
+					wantErr = tc.wantErrFn()
+				}
+				testutil.RequireExactError(s.T(), err, wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(bz)
@@ -343,12 +355,12 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 	method := s.precompile.Methods[distribution.ClaimRewardsMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(data []byte)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(data []byte)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -358,7 +370,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid delegator address",
@@ -371,7 +383,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			func([]byte) {},
 			200000,
 			true,
-			"invalid delegator address",
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "<nil>"),
 		},
 		{
 			"fail - invalid type for maxRetrieve: expected uint32",
@@ -384,7 +396,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			func([]byte) {},
 			200000,
 			true,
-			"invalid type for maxRetrieve: expected uint32",
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "100000000000000000"),
 		},
 		{
 			"fail - too many retrieved results",
@@ -397,7 +409,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			func([]byte) {},
 			200000,
 			true,
-			"maxRetrieve (32000000) parameter exceeds the maximum number of validators (100)",
+			cmn.NewRevertWithSolidityError(distribution.ABI, distribution.SolidityErrClaimRewardsMaxRetrieveExceeded, uint32(32_000_000), uint32(100)),
 		},
 		{
 			"success - withdraw from all validators - 3",
@@ -415,7 +427,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - withdraw from validators with maxRetrieve higher than number of validators",
@@ -433,7 +445,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - withdraw from only 1 validator",
@@ -449,7 +461,7 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -484,7 +496,8 @@ func (s *PrecompileTestSuite) TestClaimRewards() {
 			bz, err := s.precompile.ClaimRewards(ctx, contract, s.network.GetStateDB(), &method, tc.malleate())
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().Error(err)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(bz)
@@ -498,12 +511,12 @@ func (s *PrecompileTestSuite) TestFundCommunityPool() {
 	method := s.precompile.Methods[distribution.FundCommunityPoolMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(data []byte)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(data []byte)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -513,7 +526,7 @@ func (s *PrecompileTestSuite) TestFundCommunityPool() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid depositor address",
@@ -526,7 +539,7 @@ func (s *PrecompileTestSuite) TestFundCommunityPool() {
 			func([]byte) {},
 			200000,
 			true,
-			"invalid hex address address",
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "<nil>"),
 		},
 		{
 			"success - fund the community pool 1 ATOM",
@@ -552,7 +565,7 @@ func (s *PrecompileTestSuite) TestFundCommunityPool() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -571,7 +584,8 @@ func (s *PrecompileTestSuite) TestFundCommunityPool() {
 			bz, err := s.precompile.FundCommunityPool(ctx, contract, s.network.GetStateDB(), &method, tc.malleate())
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().Error(err)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(bz)
@@ -585,12 +599,12 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 	method := s.precompile.Methods[distribution.DepositValidatorRewardsPoolMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(val stakingtypes.Validator) []interface{}
-		postCheck   func(data []byte)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(val stakingtypes.Validator) []interface{}
+		postCheck func(data []byte)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -600,7 +614,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0)),
 		},
 		{
 			"fail - invalid depositor address",
@@ -619,7 +633,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidHexAddress, "invalidAddress"),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, "invalidAddress"),
 		},
 		{
 			"fail - empty validator address",
@@ -638,7 +652,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 			func([]byte) {},
 			200000,
 			true,
-			"empty address string is not allowed",
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid amount",
@@ -652,7 +666,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 			func([]byte) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidAmount, "invalidAmount"),
+			cmn.NewRevertWithSolidityError(distribution.ABI, cmn.SolidityErrInvalidAmount, "invalidAmount"),
 		},
 		{
 			"success - deposit rewards to the validator pool",
@@ -709,7 +723,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -725,7 +739,7 @@ func (s *PrecompileTestSuite) TestDepositValidatorRewardsPoolMethod() {
 			bz, err := s.precompile.DepositValidatorRewardsPool(ctx, contract, s.network.GetStateDB(), &method, args)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(bz)
diff --git a/tests/integration/precompiles/erc20/test_approve.go b/tests/integration/precompiles/erc20/test_approve.go
index a3cbec035..84f6d4c49 100644
--- a/tests/integration/precompiles/erc20/test_approve.go
+++ b/tests/integration/precompiles/erc20/test_approve.go
@@ -1,12 +1,14 @@
 package erc20
 
 import (
+	"fmt"
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/erc20"
 	"github.com/cosmos/evm/precompiles/testutil"
 )
@@ -21,12 +23,13 @@ func (s *PrecompileTestSuite) TestApprove() {
 		malleate    func() []interface{}
 		postCheck   func()
 		expPass     bool
+		wantErr     error
 		errContains string
 	}{
 		{
-			name:        "fail - empty args",
-			malleate:    func() []interface{} { return nil },
-			errContains: "invalid number of arguments",
+			name:     "fail - empty args",
+			malleate: func() []interface{} { return nil },
+			wantErr:  cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			name: "fail - invalid number of arguments",
@@ -35,7 +38,7 @@ func (s *PrecompileTestSuite) TestApprove() {
 					1, 2, 3,
 				}
 			},
-			errContains: "invalid number of arguments",
+			wantErr: cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 		{
 			name: "fail - invalid address",
@@ -44,7 +47,7 @@ func (s *PrecompileTestSuite) TestApprove() {
 					"invalid address", big.NewInt(2),
 				}
 			},
-			errContains: "invalid address",
+			wantErr: cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid amount",
@@ -53,7 +56,7 @@ func (s *PrecompileTestSuite) TestApprove() {
 					s.keyring.GetAddr(1), "invalid amount",
 				}
 			},
-			errContains: "invalid amount",
+			wantErr: cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount, "invalid amount"),
 		},
 		{
 			name: "fail - negative amount",
@@ -62,7 +65,7 @@ func (s *PrecompileTestSuite) TestApprove() {
 					s.keyring.GetAddr(1), big.NewInt(-1),
 				}
 			},
-			errContains: erc20.ErrNegativeAmount.Error(),
+			wantErr: cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount, "cannot approve negative values"),
 		},
 		{
 			name: "fail - approve uint256 overflow",
@@ -71,7 +74,8 @@ func (s *PrecompileTestSuite) TestApprove() {
 					s.keyring.GetAddr(1), new(big.Int).Add(abi.MaxUint256, common.Big1),
 				}
 			},
-			errContains: "causes integer overflow",
+			wantErr: cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount,
+				fmt.Sprintf(erc20.ErrIntegerOverflow, new(big.Int).Add(abi.MaxUint256, common.Big1))),
 		},
 		{
 			name: "pass - approve to zero with existing allowance only for other denominations",
@@ -241,7 +245,11 @@ func (s *PrecompileTestSuite) TestApprove() {
 				s.Require().NotNil(bz, "expected non-nil bytes")
 			} else {
 				s.Require().Error(err, "expected error")
-				s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				if tc.wantErr != nil {
+					testutil.RequireExactError(s.T(), err, tc.wantErr)
+				} else {
+					s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				}
 				s.Require().Empty(bz, "expected empty bytes")
 			}
 
diff --git a/tests/integration/precompiles/erc20/test_integration.go b/tests/integration/precompiles/erc20/test_integration.go
index 43073db41..10ab34f41 100644
--- a/tests/integration/precompiles/erc20/test_integration.go
+++ b/tests/integration/precompiles/erc20/test_integration.go
@@ -16,6 +16,7 @@ import (
 	. "github.com/onsi/gomega"
 
 	"github.com/cosmos/evm/contracts"
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/erc20"
 	"github.com/cosmos/evm/precompiles/erc20/testdata"
 	"github.com/cosmos/evm/precompiles/testutil"
@@ -38,6 +39,16 @@ import (
 
 var is *IntegrationTestSuite
 
+// revertReasonExactCheck matches a failed ETH tx whose revert payload is the standard Error(string) encoding of reason.
+// Use this instead of WithErrContains / WithErrNested when tests assert revert text: err.Error() often carries only hex.
+func revertReasonExactCheck(base testutil.LogCheckArgs, reason string) testutil.LogCheckArgs {
+	bz, err := evmtypes.RevertReasonBytes(reason)
+	if err != nil {
+		panic(err)
+	}
+	return base.WithErrExact(evmtypes.NewExecErrorWithReason(bz))
+}
+
 type IntegrationTestSuite struct {
 	suite.Suite
 
@@ -386,11 +397,23 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 					// Transfer tokens
 					txArgs, transferArgs := is.getTxAndCallArgs(callType, contractsData, erc20.TransferMethod, receiver, transferAmount)
 
-					revertReasonCheck := execRevertedCheck.WithErrNested(erc20.ErrTransferAmountExceedsBalance.Error())
+					contractAddr := contractsData.GetContractData(callType).Address
+
+					var revertReasonCheck testutil.LogCheckArgs
+					switch callType {
+					case erc20V5CallerCall:
+						// Caller uses OpenZeppelin ERC20, which reverts with Error(string), not IERC20Errors.
+						revertReasonCheck = failCheck.WithErrContains("ERC20: transfer amount exceeds balance")
+					default:
+						revertReasonCheck = failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+							is.precompile.ABI, erc20.SolidityErrERC20InsufficientBalance, contractAddr, common.Big0, transferAmount,
+						))
+					}
 
 					_, ethRes, err := is.factory.CallContractAndCheckLogs(sender.Priv, txArgs, transferArgs, revertReasonCheck)
 					Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-					Expect(ethRes).To(BeNil(), "expected empty result")
+					// Even on revert, we expect a response with revert bytes.
+					Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 				},
 					// NOTE: we are not passing the direct call here because this test is specific to the contract calls
 					Entry(" - through contract", contractCall),
@@ -409,13 +432,13 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 					// Transfer tokens
 					txArgs, transferArgs := is.getTxAndCallArgs(callType, contractsData, erc20.TransferMethod, receiver, transferAmt)
 
-					insufficientBalanceCheck := failCheck.WithErrContains(
-						erc20.ErrTransferAmountExceedsBalance.Error(),
-					)
+					insufficientBalanceCheck := failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+						is.precompile.ABI, erc20.SolidityErrERC20InsufficientBalance, sender.Addr, senderInitialAmt.BigInt(), transferAmt,
+					))
 
 					_, ethRes, err := is.factory.CallContractAndCheckLogs(sender.Priv, txArgs, transferArgs, insufficientBalanceCheck)
 					Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-					Expect(ethRes).To(BeNil(), "expected empty result")
+					Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 				},
 					Entry(" - direct call", directCall),
 					// NOTE: we are not passing the contract call here because this test is for direct calls only
@@ -508,7 +531,7 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 						}
 						txArgs.Amount = amountToSend
 
-						revertReasonCheck := execRevertedCheck.WithErrNested("revert here")
+						revertReasonCheck := revertReasonExactCheck(execRevertedCheck, "revert here")
 
 						res, _, err := is.factory.CallContractAndCheckLogs(sender.Priv, txArgs, args, revertReasonCheck)
 						Expect(err).To(BeNil())
@@ -602,7 +625,7 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 						}
 						txArgs.Amount = big.NewInt(300)
 
-						revertReasonCheck := execRevertedCheck.WithErrNested("revert here")
+						revertReasonCheck := revertReasonExactCheck(execRevertedCheck, "revert here")
 
 						res, _, err := is.factory.CallContractAndCheckLogs(sender.Priv, txArgs, args, revertReasonCheck)
 						Expect(err).To(BeNil())
@@ -697,10 +720,14 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 							owner.Addr, receiver, transferAmount,
 						)
 
-						transferCheck := passCheck.WithExpEvents(
-							erc20.EventTypeTransfer,
-							erc20.EventTypeApproval,
-						)
+						var transferCheck testutil.LogCheckArgs
+						switch callType {
+						case erc20Call:
+							// ERC20MinterBurnerDecimals (OZ in this build) does not emit Approval on transferFrom spend.
+							transferCheck = passCheck.WithExpEvents(erc20.EventTypeTransfer)
+						default:
+							transferCheck = passCheck.WithExpEvents(erc20.EventTypeTransfer, erc20.EventTypeApproval)
+						}
 
 						_, ethRes, err := is.factory.CallContractAndCheckLogs(spender.Priv, txArgs, transferArgs, transferCheck)
 						Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
@@ -751,13 +778,14 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 								owner.Addr, receiver, transferCoins[0].Amount.BigInt(),
 							)
 
-							insufficientAllowanceCheck := failCheck.WithErrContains(
-								erc20.ErrInsufficientAllowance.Error(),
-							)
+							insufficientAllowanceCheck := failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+								is.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance,
+								owner.Addr, common.Big0, transferCoins[0].Amount.BigInt(),
+							))
 
 							_, ethRes, err := is.factory.CallContractAndCheckLogs(spender.Priv, txArgs, transferArgs, insufficientAllowanceCheck)
 							Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-							Expect(ethRes).To(BeNil(), "expected empty result")
+							Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 
 							// commit changes to chain state
 							err = is.network.NextBlock()
@@ -803,10 +831,12 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 								owner.Addr, receiver, transferCoins[0].Amount.BigInt(),
 							)
 
-							transferCheck := passCheck.WithExpEvents(
-								erc20.EventTypeTransfer,
-								erc20.EventTypeApproval,
-							)
+							var transferCheck testutil.LogCheckArgs
+							if callType == erc20Call {
+								transferCheck = passCheck.WithExpEvents(erc20.EventTypeTransfer)
+							} else {
+								transferCheck = passCheck.WithExpEvents(erc20.EventTypeTransfer, erc20.EventTypeApproval)
+							}
 
 							_, ethRes, err := is.factory.CallContractAndCheckLogs(owner.Priv, txArgs, transferArgs, transferCheck)
 							Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
@@ -860,11 +890,14 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 							owner.Addr, receiver, transferAmount,
 						)
 
-						insufficientAllowanceCheck := failCheck.WithErrContains(erc20.ErrInsufficientAllowance.Error())
+						insufficientAllowanceCheck := failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+							is.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance,
+							spender.Addr, approveAmount, transferAmount,
+						))
 
 						_, ethRes, err := is.factory.CallContractAndCheckLogs(spender.Priv, txArgs, transferArgs, insufficientAllowanceCheck)
 						Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-						Expect(ethRes).To(BeNil(), "expected empty result")
+						Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 					},
 						Entry(" - direct call", directCall),
 						// NOTE: we are not passing the contract call here because this test case only covers direct calls
@@ -892,13 +925,14 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 							from.Addr, receiver, transferAmount,
 						)
 
-						insufficientAllowanceCheck := failCheck.WithErrContains(
-							erc20.ErrInsufficientAllowance.Error(),
-						)
+						insufficientAllowanceCheck := failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+							is.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance,
+							sender.Addr, common.Big0, transferAmount,
+						))
 
 						_, ethRes, err := is.factory.CallContractAndCheckLogs(sender.Priv, txArgs, transferArgs, insufficientAllowanceCheck)
 						Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-						Expect(ethRes).To(BeNil(), "expected empty result")
+						Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 
 						// commit changes to chain state
 						err = is.network.NextBlock()
@@ -932,13 +966,13 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 						// Transfer tokens
 						txArgs, transferArgs := is.getTxAndCallArgs(callType, contractsData, erc20.TransferFromMethod, from.Addr, receiver, transferAmt)
 
-						insufficientBalanceCheck := failCheck.WithErrContains(
-							erc20.ErrTransferAmountExceedsBalance.Error(),
-						)
+						insufficientBalanceCheck := failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+							is.precompile.ABI, erc20.SolidityErrERC20InsufficientBalance, from.Addr, senderInitialAmt.BigInt(), transferAmt,
+						))
 
 						_, ethRes, err := is.factory.CallContractAndCheckLogs(sender.Priv, txArgs, transferArgs, insufficientBalanceCheck)
 						Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-						Expect(ethRes).To(BeNil(), "expected empty result")
+						Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 
 						// commit changes to chain state
 						err = is.network.NextBlock()
@@ -1100,11 +1134,22 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 							from.Addr, receiver, transferAmount,
 						)
 
-						revertReasonCheck := execRevertedCheck.WithErrNested(erc20.ErrInsufficientAllowance.Error())
+						spenderPrecompileAddr := contractsData.GetContractData(callType).Address
+
+						var revertReasonCheck testutil.LogCheckArgs
+						switch callType {
+						case erc20V5CallerCall:
+							revertReasonCheck = failCheck.WithErrContains("ERC20: insufficient allowance")
+						default:
+							revertReasonCheck = failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+								is.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance,
+								spenderPrecompileAddr, approveAmount, transferAmount,
+							))
+						}
 
 						_, ethRes, err := is.factory.CallContractAndCheckLogs(from.Priv, txArgs, transferArgs, revertReasonCheck)
 						Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-						Expect(ethRes).To(BeNil(), "expected empty result")
+						Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 
 						// commit changes to chain state
 						err = is.network.NextBlock()
@@ -1838,7 +1883,7 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 
 					_, ethRes, err := is.factory.CallContractAndCheckLogs(is.keyring.GetPrivKey(0), txArgs, nameArgs, execRevertedCheck)
 					Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-					Expect(ethRes).To(BeNil(), "expected empty result")
+					Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 				},
 					Entry(" - direct call", directCall),
 					Entry(" - through contract", contractCall),
@@ -1850,7 +1895,7 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 
 					_, ethRes, err := is.factory.CallContractAndCheckLogs(is.keyring.GetPrivKey(0), txArgs, symbolArgs, execRevertedCheck)
 					Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-					Expect(ethRes).To(BeNil(), "expected empty result")
+					Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 				},
 					Entry(" - direct call", directCall),
 					Entry(" - through contract", contractCall),
@@ -1862,7 +1907,7 @@ func TestIntegrationTestSuite(t *testing.T, create network.CreateEvmApp, options
 
 					_, ethRes, err := is.factory.CallContractAndCheckLogs(is.keyring.GetPrivKey(0), txArgs, decimalsArgs, execRevertedCheck)
 					Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
-					Expect(ethRes).To(BeNil(), "expected empty result")
+					Expect(ethRes).ToNot(BeNil(), "expected response with revert data")
 				},
 					Entry(" - direct call", directCall),
 					Entry(" - through contract", contractCall),
diff --git a/tests/integration/precompiles/erc20/test_query.go b/tests/integration/precompiles/erc20/test_query.go
index 17e781356..373cdc5da 100644
--- a/tests/integration/precompiles/erc20/test_query.go
+++ b/tests/integration/precompiles/erc20/test_query.go
@@ -1,12 +1,13 @@
 package erc20
 
 import (
+	"fmt"
 	"math"
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/core/vm"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/erc20"
 	"github.com/cosmos/evm/testutil"
 	transferkeeper "github.com/cosmos/ibc-go/v10/modules/apps/transfer/keeper"
@@ -110,23 +111,30 @@ func (s *PrecompileTestSuite) TestNameSymbol() {
 	symbolMethod := s.precompile.Methods[erc20.SymbolMethod]
 
 	testcases := []struct {
-		name        string
-		denom       string
-		malleate    func(sdk.Context, bankkeeper.Keeper, *transferkeeper.Keeper)
-		expPass     bool
-		errContains string
-		expName     string
-		expSymbol   string
+		name         string
+		denom        string
+		malleate     func(sdk.Context, bankkeeper.Keeper, *transferkeeper.Keeper)
+		expPass      bool
+		expNameErr   error
+		expSymbolErr error
+		expName      string
+		expSymbol    string
 	}{
 		{
-			name:        "fail - invalid denom trace",
-			denom:       tooShort.IBCDenom()[:len(tooShort.IBCDenom())-1],
-			errContains: "odd length hex string",
+			name:  "fail - invalid denom trace",
+			denom: tooShort.IBCDenom()[:len(tooShort.IBCDenom())-1],
+			expNameErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.NameMethod,
+				"encoding/hex: odd length hex string"),
+			expSymbolErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.SymbolMethod,
+				"encoding/hex: odd length hex string"),
 		},
 		{
-			name:        "fail - denom not found",
-			denom:       types.NewDenom("notfound", types.NewHop(types.PortID, "channel-0")).IBCDenom(),
-			errContains: vm.ErrExecutionReverted.Error(),
+			name:  "fail - denom not found",
+			denom: types.NewDenom("notfound", types.NewHop(types.PortID, "channel-0")).IBCDenom(),
+			expNameErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.NameMethod,
+				"denom not found"),
+			expSymbolErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.SymbolMethod,
+				"denom not found"),
 		},
 		{
 			name:  "fail - invalid denom (too short < 3 chars)",
@@ -134,12 +142,18 @@ func (s *PrecompileTestSuite) TestNameSymbol() {
 			malleate: func(ctx sdk.Context, _ bankkeeper.Keeper, keeper *transferkeeper.Keeper) {
 				keeper.SetDenom(ctx, tooShort)
 			},
-			errContains: vm.ErrExecutionReverted.Error(),
+			expNameErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.NameMethod,
+				`invalid base denomination; should be at least length 3; got: "ab"`),
+			expSymbolErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.SymbolMethod,
+				`invalid base denomination; should be at least length 3; got: "ab"`),
 		},
 		{
-			name:        "fail - denom without metadata and not an IBC voucher",
-			denom:       "noIBCvoucher",
-			errContains: vm.ErrExecutionReverted.Error(),
+			name:  "fail - denom without metadata and not an IBC voucher",
+			denom: "noIBCvoucher",
+			expNameErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.NameMethod,
+				"denom: noIBCvoucher: denom is not an IBC voucher"),
+			expSymbolErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.SymbolMethod,
+				"denom: noIBCvoucher: denom is not an IBC voucher"),
 		},
 		{
 			name:  "pass - valid ibc denom without metadata and neither atto nor micro prefix",
@@ -199,7 +213,7 @@ func (s *PrecompileTestSuite) TestNameSymbol() {
 				)
 
 				// NOTE: all output and error checking happens in here
-				s.requireOut(bz, err, nameMethod, tc.expPass, tc.errContains, tc.expName)
+				s.requireOut(bz, err, nameMethod, tc.expPass, tc.expNameErr, tc.expName)
 			})
 
 			s.Run("symbol", func() {
@@ -212,7 +226,7 @@ func (s *PrecompileTestSuite) TestNameSymbol() {
 				)
 
 				// NOTE: all output and error checking happens in here
-				s.requireOut(bz, err, symbolMethod, tc.expPass, tc.errContains, tc.expSymbol)
+				s.requireOut(bz, err, symbolMethod, tc.expPass, tc.expSymbolErr, tc.expSymbol)
 			})
 		})
 	}
@@ -221,36 +235,41 @@ func (s *PrecompileTestSuite) TestNameSymbol() {
 func (s *PrecompileTestSuite) TestDecimals() {
 	DecimalsMethod := s.precompile.Methods[erc20.DecimalsMethod]
 
+	ibcNoMicroAttoDenom := validDenomNoMicroAtto.IBCDenom()
 	testcases := []struct {
 		name        string
 		denom       string
 		malleate    func(sdk.Context, bankkeeper.Keeper, *transferkeeper.Keeper)
 		expPass     bool
-		errContains string
+		expErr      error
 		expDecimals uint8
 	}{
 		{
-			name:        "fail - invalid denom trace",
-			denom:       tooShort.IBCDenom()[:len(tooShort.IBCDenom())-1],
-			errContains: "odd length hex string",
+			name:  "fail - invalid denom trace",
+			denom: tooShort.IBCDenom()[:len(tooShort.IBCDenom())-1],
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.DecimalsMethod,
+				"encoding/hex: odd length hex string"),
 		},
 		{
-			name:        "fail - denom not found",
-			denom:       types.NewDenom("notfound", types.NewHop(types.PortID, "channel-0")).IBCDenom(),
-			errContains: vm.ErrExecutionReverted.Error(),
+			name:  "fail - denom not found",
+			denom: types.NewDenom("notfound", types.NewHop(types.PortID, "channel-0")).IBCDenom(),
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.DecimalsMethod,
+				"denom not found"),
 		},
 		{
-			name:        "fail - denom without metadata and not an IBC voucher",
-			denom:       "noIBCvoucher",
-			errContains: vm.ErrExecutionReverted.Error(),
+			name:  "fail - denom without metadata and not an IBC voucher",
+			denom: "noIBCvoucher",
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.DecimalsMethod,
+				"denom: noIBCvoucher: denom is not an IBC voucher"),
 		},
 		{
 			name:  "fail - valid ibc denom without metadata and neither atto nor micro prefix",
-			denom: validDenomNoMicroAtto.IBCDenom(),
+			denom: ibcNoMicroAttoDenom,
 			malleate: func(ctx sdk.Context, _ bankkeeper.Keeper, keeper *transferkeeper.Keeper) {
 				keeper.SetDenom(ctx, validDenomNoMicroAtto)
 			},
-			errContains: vm.ErrExecutionReverted.Error(),
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.DecimalsMethod,
+				`Should be either micro ('u[...]') or atto ('a[...]'); got: "matom": invalid base denomination`),
 		},
 		{
 			name:  "pass - invalid denom (too short < 3 chars)",
@@ -304,7 +323,8 @@ func (s *PrecompileTestSuite) TestDecimals() {
 				// NOTE: we set the denom metadata for the coin
 				keeper.SetDenomMetaData(s.network.GetContext(), overflowMetadata)
 			},
-			errContains: vm.ErrExecutionReverted.Error(),
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAmount,
+				fmt.Sprintf("uint8 overflow: invalid decimals: %d", uint32(math.MaxUint8)+1)),
 		},
 		{
 			name:  "pass - valid ibc denom with metadata but no display denom",
@@ -317,7 +337,8 @@ func (s *PrecompileTestSuite) TestDecimals() {
 				// NOTE: we set the denom metadata for the coin
 				keeper.SetDenomMetaData(ctx, noDisplayMetadata)
 			},
-			errContains: vm.ErrExecutionReverted.Error(),
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.DecimalsMethod,
+				fmt.Sprintf("display denomination not found for denom: %q", validMetadataDenom)),
 		},
 		{
 			name:  "pass - valid IBC denom with metadata using display path",
@@ -364,8 +385,9 @@ func (s *PrecompileTestSuite) TestDecimals() {
 					Symbol:  "MISMATCH",
 				})
 			},
-			expPass:     false,
-			errContains: "execution reverted",
+			expPass: false,
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrQueryFailed, erc20.DecimalsMethod,
+				fmt.Sprintf("display denomination not found for denom: %q", "ibc/C1D2E3F4567890123456789012345678901234567890123456789012345678901234")),
 		},
 	}
 
@@ -389,7 +411,7 @@ func (s *PrecompileTestSuite) TestDecimals() {
 			)
 
 			// NOTE: all output and error checking happens in here
-			s.requireOut(bz, err, DecimalsMethod, tc.expPass, tc.errContains, tc.expDecimals)
+			s.requireOut(bz, err, DecimalsMethod, tc.expPass, tc.expErr, tc.expDecimals)
 		})
 	}
 }
@@ -398,11 +420,11 @@ func (s *PrecompileTestSuite) TestTotalSupply() {
 	method := s.precompile.Methods[erc20.TotalSupplyMethod]
 
 	testcases := []struct {
-		name        string
-		malleate    func(sdk.Context, bankkeeper.Keeper, *big.Int)
-		expPass     bool
-		errContains string
-		expTotal    *big.Int
+		name     string
+		malleate func(sdk.Context, bankkeeper.Keeper, *big.Int)
+		expPass  bool
+		expErr   error
+		expTotal *big.Int
 	}{
 		{
 			name:     "pass - no coins",
@@ -441,7 +463,7 @@ func (s *PrecompileTestSuite) TestTotalSupply() {
 			)
 
 			// NOTE: all output and error checking happens in here
-			s.requireOut(bz, err, method, tc.expPass, tc.errContains, tc.expTotal)
+			s.requireOut(bz, err, method, tc.expPass, tc.expErr, tc.expTotal)
 		})
 	}
 }
@@ -450,25 +472,25 @@ func (s *PrecompileTestSuite) TestBalanceOf() {
 	method := s.precompile.Methods[erc20.BalanceOfMethod]
 
 	testcases := []struct {
-		name        string
-		malleate    func(sdk.Context, bankkeeper.Keeper, *big.Int) []interface{}
-		expPass     bool
-		errContains string
-		expBalance  *big.Int
+		name       string
+		malleate   func(sdk.Context, bankkeeper.Keeper, *big.Int) []interface{}
+		expPass    bool
+		expErr     error
+		expBalance *big.Int
 	}{
 		{
 			name: "fail - invalid number of arguments",
 			malleate: func(_ sdk.Context, _ bankkeeper.Keeper, _ *big.Int) []interface{} {
 				return []interface{}{}
 			},
-			errContains: "invalid number of arguments; expected 1; got: 0",
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
 			name: "fail - invalid address",
 			malleate: func(_ sdk.Context, _ bankkeeper.Keeper, _ *big.Int) []interface{} {
 				return []interface{}{"invalid address"}
 			},
-			errContains: "invalid account address: invalid address",
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "pass - no coins in token denomination of precompile token pair",
@@ -518,7 +540,7 @@ func (s *PrecompileTestSuite) TestBalanceOf() {
 			)
 
 			// NOTE: all output and error checking happens in here
-			s.requireOut(bz, err, method, tc.expPass, tc.errContains, tc.expBalance)
+			s.requireOut(bz, err, method, tc.expPass, tc.expErr, tc.expBalance)
 		})
 	}
 }
@@ -527,32 +549,32 @@ func (s *PrecompileTestSuite) TestAllowance() {
 	method := s.precompile.Methods[erc20.AllowanceMethod]
 
 	testcases := []struct {
-		name        string
-		malleate    func(sdk.Context, *big.Int) []interface{}
-		expPass     bool
-		errContains string
-		expAllow    *big.Int
+		name     string
+		malleate func(sdk.Context, *big.Int) []interface{}
+		expPass  bool
+		expErr   error
+		expAllow *big.Int
 	}{
 		{
 			name: "fail - invalid number of arguments",
 			malleate: func(_ sdk.Context, _ *big.Int) []interface{} {
 				return []interface{}{1}
 			},
-			errContains: "invalid number of arguments; expected 2; got: 1",
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(1)),
 		},
 		{
 			name: "fail - invalid owner address",
 			malleate: func(_ sdk.Context, _ *big.Int) []interface{} {
 				return []interface{}{"invalid address", s.keyring.GetAddr(1)}
 			},
-			errContains: "invalid owner address: invalid address",
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid spender address",
 			malleate: func(_ sdk.Context, _ *big.Int) []interface{} {
 				return []interface{}{s.keyring.GetAddr(0), "invalid address"}
 			},
-			errContains: "invalid spender address: invalid address",
+			expErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "pass - no allowance exists should return 0",
@@ -600,7 +622,7 @@ func (s *PrecompileTestSuite) TestAllowance() {
 			)
 
 			// NOTE: all output and error checking happens in here
-			s.requireOut(bz, err, method, tc.expPass, tc.errContains, tc.expAllow)
+			s.requireOut(bz, err, method, tc.expPass, tc.expErr, tc.expAllow)
 		})
 	}
 }
diff --git a/tests/integration/precompiles/erc20/test_tx.go b/tests/integration/precompiles/erc20/test_tx.go
index d66656798..5fc23b1c6 100644
--- a/tests/integration/precompiles/erc20/test_tx.go
+++ b/tests/integration/precompiles/erc20/test_tx.go
@@ -3,6 +3,7 @@ package erc20
 import (
 	"math/big"
 
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
 	"github.com/holiman/uint256"
 
@@ -32,14 +33,16 @@ var (
 
 func (s *PrecompileTestSuite) TestTransfer() {
 	method := s.precompile.Methods[erc20.TransferMethod]
-	// fromAddr is the address of the keyring account used for testing.
 	fromAddr := s.keyring.GetKey(0).Addr
+	negCoinErr := sdk.Coins{{Denom: tokenDenom, Amount: math.NewIntFromBigInt(big.NewInt(-1))}}.Validate()
+	s.Require().Error(negCoinErr)
 	testcases := []struct {
 		name        string
 		malleate    func() []interface{}
 		postCheck   func()
 		expErr      bool
 		errContains string
+		wantErr     error
 	}{
 		{
 			"fail - negative amount",
@@ -48,7 +51,8 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			},
 			func() {},
 			true,
-			"coin -1xmpl amount is not positive",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount, negCoinErr.Error()),
 		},
 		{
 			"fail - invalid to address",
@@ -57,7 +61,8 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			},
 			func() {},
 			true,
-			"invalid to address",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid amount",
@@ -66,7 +71,8 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			},
 			func() {},
 			true,
-			"invalid amount",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount, ""),
 		},
 		{
 			"fail - not enough balance",
@@ -75,7 +81,8 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			},
 			func() {},
 			true,
-			erc20.ErrTransferAmountExceedsBalance.Error(),
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, erc20.SolidityErrERC20InsufficientBalance, fromAddr, big.NewInt(1e18), big.NewInt(2e18)),
 		},
 		{
 			"fail - not enough balance, sent amount is being vested",
@@ -84,7 +91,6 @@ func (s *PrecompileTestSuite) TestTransfer() {
 				accAddr := sdk.AccAddress(fromAddr.Bytes())
 				err := s.network.App.GetBankKeeper().SendCoins(ctx, s.keyring.GetAccAddr(0), accAddr, sdk.NewCoins(sdk.NewCoin(s.network.GetBaseDenom(), math.NewInt(2e18))))
 				s.Require().NoError(err)
-				// replace with vesting account
 				balanceResp, err := s.grpcHandler.GetBalanceFromEVM(accAddr)
 				s.Require().NoError(err)
 
@@ -116,7 +122,8 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			},
 			func() {},
 			true,
-			erc20.ErrTransferAmountExceedsBalance.Error(),
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, erc20.SolidityErrERC20InsufficientBalance, fromAddr, big.NewInt(1e18), big.NewInt(2e18)),
 		},
 		{
 			"pass",
@@ -129,6 +136,7 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			},
 			false,
 			"",
+			nil,
 		},
 	}
 
@@ -137,10 +145,8 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			s.SetupTest()
 			stateDB := s.network.GetStateDB()
 
-			var contract *vm.Contract
 			contract, ctx := testutil.NewPrecompileContract(s.T(), s.network.GetContext(), fromAddr, s.precompile.Address(), 0)
 
-			// Mint some coins to the module account and then send to the from address
 			err := s.network.App.GetBankKeeper().MintCoins(s.network.GetContext(), erc20types.ModuleName, XMPLCoin)
 			s.Require().NoError(err, "failed to mint coins")
 			err = s.network.App.GetBankKeeper().SendCoinsFromModuleToAccount(s.network.GetContext(), erc20types.ModuleName, fromAddr.Bytes(), XMPLCoin)
@@ -149,7 +155,11 @@ func (s *PrecompileTestSuite) TestTransfer() {
 			_, err = s.precompile.Transfer(ctx, contract, stateDB, &method, tc.malleate())
 			if tc.expErr {
 				s.Require().Error(err, "expected transfer transaction to fail")
-				s.Require().Contains(err.Error(), tc.errContains, "expected transfer transaction to fail with specific error")
+				if tc.wantErr != nil {
+					testutil.RequireExactError(s.T(), err, tc.wantErr)
+				} else {
+					s.Require().Contains(err.Error(), tc.errContains, "expected transfer transaction to fail with specific error")
+				}
 			} else {
 				s.Require().NoError(err, "expected transfer transaction succeeded")
 				tc.postCheck()
@@ -164,10 +174,10 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 		stDB *statedb.StateDB
 	)
 	method := s.precompile.Methods[erc20.TransferFromMethod]
-	// owner of the tokens
 	owner := s.keyring.GetKey(0)
-	// spender of the tokens
 	spender := s.keyring.GetKey(1)
+	negCoinErr := sdk.Coins{{Denom: tokenDenom, Amount: math.NewIntFromBigInt(big.NewInt(-1))}}.Validate()
+	s.Require().Error(negCoinErr)
 
 	testcases := []struct {
 		name        string
@@ -175,6 +185,7 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 		postCheck   func()
 		expErr      bool
 		errContains string
+		wantErr     error
 	}{
 		{
 			"fail - negative amount",
@@ -183,7 +194,8 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			func() {},
 			true,
-			"coin -1xmpl amount is not positive",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount, negCoinErr.Error()),
 		},
 		{
 			"fail - invalid from address",
@@ -192,7 +204,8 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			func() {},
 			true,
-			"invalid from address",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid to address",
@@ -201,7 +214,8 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			func() {},
 			true,
-			"invalid to address",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - invalid amount",
@@ -210,7 +224,8 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			func() {},
 			true,
-			"invalid amount",
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrInvalidAmount, ""),
 		},
 		{
 			"fail - not enough allowance",
@@ -219,7 +234,8 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			func() {},
 			true,
-			erc20.ErrInsufficientAllowance.Error(),
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance, spender.Addr, common.Big0, big.NewInt(100)),
 		},
 		{
 			"fail - not enough balance",
@@ -231,31 +247,27 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			func() {},
 			true,
-			erc20.ErrTransferAmountExceedsBalance.Error(),
+			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, erc20.SolidityErrERC20InsufficientBalance, owner.Addr, big.NewInt(1e18), big.NewInt(2e18)),
 		},
 		{
 			"fail - spend on behalf of own account without allowance",
 			func() []interface{} {
-				// Mint some coins to the module account and then send to the spender address
 				err := s.network.App.GetBankKeeper().MintCoins(ctx, erc20types.ModuleName, XMPLCoin)
 				s.Require().NoError(err, "failed to mint coins")
 				err = s.network.App.GetBankKeeper().SendCoinsFromModuleToAccount(ctx, erc20types.ModuleName, spender.AccAddr, XMPLCoin)
 				s.Require().NoError(err, "failed to send coins from module to account")
 
-				// NOTE: no allowance is necessary to spend on behalf of the same account
 				return []interface{}{spender.Addr, toAddr, big.NewInt(100)}
 			},
-			func() {
-				toAddrBalance := s.network.App.GetBankKeeper().GetBalance(ctx, toAddr.Bytes(), tokenDenom)
-				s.Require().Equal(big.NewInt(100), toAddrBalance.Amount.BigInt(), "expected toAddr to have 100 XMPL")
-			},
+			func() {},
 			true,
 			"",
+			cmn.NewRevertWithSolidityError(s.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance, spender.Addr, common.Big0, big.NewInt(100)),
 		},
 		{
 			"pass - spend on behalf of own account with allowance",
 			func() []interface{} {
-				// Mint some coins to the module account and then send to the spender address
 				err := s.network.App.GetBankKeeper().MintCoins(ctx, erc20types.ModuleName, XMPLCoin)
 				s.Require().NoError(err, "failed to mint coins")
 				err = s.network.App.GetBankKeeper().SendCoinsFromModuleToAccount(ctx, erc20types.ModuleName, spender.AccAddr, XMPLCoin)
@@ -264,7 +276,6 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 				err = s.network.App.GetErc20Keeper().SetAllowance(ctx, s.precompile.Address(), spender.Addr, spender.Addr, big.NewInt(100))
 				s.Require().NoError(err, "failed to set allowance")
 
-				// NOTE: no allowance is necessary to spend on behalf of the same account
 				return []interface{}{spender.Addr, toAddr, big.NewInt(100)}
 			},
 			func() {
@@ -273,6 +284,7 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			false,
 			"",
+			nil,
 		},
 		{
 			"pass - spend on behalf of other account",
@@ -288,6 +300,7 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			},
 			false,
 			"",
+			nil,
 		},
 	}
 
@@ -300,7 +313,6 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			var contract *vm.Contract
 			contract, ctx = testutil.NewPrecompileContract(s.T(), ctx, spender.Addr, s.precompile.Address(), 0)
 
-			// Mint some coins to the module account and then send to the from address
 			err := s.network.App.GetBankKeeper().MintCoins(ctx, erc20types.ModuleName, XMPLCoin)
 			s.Require().NoError(err, "failed to mint coins")
 			err = s.network.App.GetBankKeeper().SendCoinsFromModuleToAccount(ctx, erc20types.ModuleName, owner.AccAddr, XMPLCoin)
@@ -309,7 +321,11 @@ func (s *PrecompileTestSuite) TestTransferFrom() {
 			_, err = s.precompile.TransferFrom(ctx, contract, stDB, &method, tc.malleate())
 			if tc.expErr {
 				s.Require().Error(err, "expected transfer transaction to fail")
-				s.Require().Contains(err.Error(), tc.errContains, "expected transfer transaction to fail with specific error")
+				if tc.wantErr != nil {
+					testutil.RequireExactError(s.T(), err, tc.wantErr)
+				} else {
+					s.Require().Contains(err.Error(), tc.errContains, "expected transfer transaction to fail with specific error")
+				}
 			} else {
 				s.Require().NoError(err, "expected transfer transaction succeeded")
 				tc.postCheck()
diff --git a/tests/integration/precompiles/erc20/test_types.go b/tests/integration/precompiles/erc20/test_types.go
index 46cbfecd5..245d3409a 100644
--- a/tests/integration/precompiles/erc20/test_types.go
+++ b/tests/integration/precompiles/erc20/test_types.go
@@ -3,7 +3,9 @@ package erc20
 import (
 	"math/big"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/erc20"
+	"github.com/cosmos/evm/precompiles/testutil"
 	utiltx "github.com/cosmos/evm/testutil/tx"
 )
 
@@ -13,10 +15,10 @@ func (s *PrecompileTestSuite) TestParseTransferArgs() {
 	amount := big.NewInt(100)
 
 	testcases := []struct {
-		name        string
-		args        []interface{}
-		expPass     bool
-		errContains string
+		name    string
+		args    []interface{}
+		expPass bool
+		wantErr error
 	}{
 		{
 			name: "pass - correct arguments",
@@ -32,7 +34,7 @@ func (s *PrecompileTestSuite) TestParseTransferArgs() {
 				"invalid address",
 				amount,
 			},
-			errContains: "invalid to address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid amount",
@@ -40,14 +42,14 @@ func (s *PrecompileTestSuite) TestParseTransferArgs() {
 				to,
 				"invalid amount",
 			},
-			errContains: "invalid amount",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAmount, "invalid amount"),
 		},
 		{
 			name: "fail - invalid number of arguments",
 			args: []interface{}{
 				1, 2, 3,
 			},
-			errContains: "invalid number of arguments",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 	}
 
@@ -59,8 +61,7 @@ func (s *PrecompileTestSuite) TestParseTransferArgs() {
 				s.Require().Equal(to, tc.args[0], "expected different to address")
 				s.Require().Equal(amount, tc.args[1], "expected different amount")
 			} else {
-				s.Require().Error(err, "expected an error parsing the transfer arguments")
-				s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -72,10 +73,10 @@ func (s *PrecompileTestSuite) TestParseTransferFromArgs() {
 	amount := big.NewInt(100)
 
 	testcases := []struct {
-		name        string
-		args        []interface{}
-		expPass     bool
-		errContains string
+		name    string
+		args    []interface{}
+		expPass bool
+		wantErr error
 	}{
 		{
 			name: "pass - correct arguments",
@@ -93,7 +94,7 @@ func (s *PrecompileTestSuite) TestParseTransferFromArgs() {
 				to,
 				amount,
 			},
-			errContains: "invalid from address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid to address",
@@ -102,7 +103,7 @@ func (s *PrecompileTestSuite) TestParseTransferFromArgs() {
 				"invalid address",
 				amount,
 			},
-			errContains: "invalid to address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid amount",
@@ -111,14 +112,14 @@ func (s *PrecompileTestSuite) TestParseTransferFromArgs() {
 				to,
 				"invalid amount",
 			},
-			errContains: "invalid amount",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAmount, "invalid amount"),
 		},
 		{
 			name: "fail - invalid number of arguments",
 			args: []interface{}{
 				1, 2, 3, 4,
 			},
-			errContains: "invalid number of arguments",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(4)),
 		},
 	}
 
@@ -131,8 +132,7 @@ func (s *PrecompileTestSuite) TestParseTransferFromArgs() {
 				s.Require().Equal(to, tc.args[1], "expected different to address")
 				s.Require().Equal(amount, tc.args[2], "expected different amount")
 			} else {
-				s.Require().Error(err, "expected an error parsing the transferFrom arguments")
-				s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -144,10 +144,10 @@ func (s *PrecompileTestSuite) TestParseApproveArgs() {
 	amount := big.NewInt(100)
 
 	testcases := []struct {
-		name        string
-		args        []interface{}
-		expPass     bool
-		errContains string
+		name    string
+		args    []interface{}
+		expPass bool
+		wantErr error
 	}{
 		{
 			name: "pass - correct arguments",
@@ -163,7 +163,7 @@ func (s *PrecompileTestSuite) TestParseApproveArgs() {
 				"invalid address",
 				amount,
 			},
-			errContains: "invalid spender address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid amount",
@@ -171,14 +171,14 @@ func (s *PrecompileTestSuite) TestParseApproveArgs() {
 				spender,
 				"invalid amount",
 			},
-			errContains: "invalid amount",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAmount, "invalid amount"),
 		},
 		{
 			name: "fail - invalid number of arguments",
 			args: []interface{}{
 				1, 2, 3,
 			},
-			errContains: "invalid number of arguments",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 	}
 
@@ -190,8 +190,7 @@ func (s *PrecompileTestSuite) TestParseApproveArgs() {
 				s.Require().Equal(spender, tc.args[0], "expected different spender address")
 				s.Require().Equal(amount, tc.args[1], "expected different amount")
 			} else {
-				s.Require().Error(err, "expected an error parsing the approve arguments")
-				s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -202,10 +201,10 @@ func (s *PrecompileTestSuite) TestParseAllowanceArgs() {
 	spender := utiltx.GenerateAddress()
 
 	testcases := []struct {
-		name        string
-		args        []interface{}
-		expPass     bool
-		errContains string
+		name    string
+		args    []interface{}
+		expPass bool
+		wantErr error
 	}{
 		{
 			name: "pass - correct arguments",
@@ -221,7 +220,7 @@ func (s *PrecompileTestSuite) TestParseAllowanceArgs() {
 				"invalid address",
 				spender,
 			},
-			errContains: "invalid owner address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid spender address",
@@ -229,14 +228,14 @@ func (s *PrecompileTestSuite) TestParseAllowanceArgs() {
 				owner,
 				"invalid address",
 			},
-			errContains: "invalid spender address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid number of arguments",
 			args: []interface{}{
 				1, 2, 3,
 			},
-			errContains: "invalid number of arguments",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(3)),
 		},
 	}
 
@@ -248,8 +247,7 @@ func (s *PrecompileTestSuite) TestParseAllowanceArgs() {
 				s.Require().Equal(owner, tc.args[0], "expected different owner address")
 				s.Require().Equal(spender, tc.args[1], "expected different spender address")
 			} else {
-				s.Require().Error(err, "expected an error parsing the allowance arguments")
-				s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -259,10 +257,10 @@ func (s *PrecompileTestSuite) TestParseBalanceOfArgs() {
 	account := utiltx.GenerateAddress()
 
 	testcases := []struct {
-		name        string
-		args        []interface{}
-		expPass     bool
-		errContains string
+		name    string
+		args    []interface{}
+		expPass bool
+		wantErr error
 	}{
 		{
 			name: "pass - correct arguments",
@@ -276,14 +274,14 @@ func (s *PrecompileTestSuite) TestParseBalanceOfArgs() {
 			args: []interface{}{
 				"invalid address",
 			},
-			errContains: "invalid account address",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidAddress, "invalid address"),
 		},
 		{
 			name: "fail - invalid number of arguments",
 			args: []interface{}{
 				1, 2, 3,
 			},
-			errContains: "invalid number of arguments",
+			wantErr: cmn.NewRevertWithSolidityError(erc20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(3)),
 		},
 	}
 
@@ -294,8 +292,7 @@ func (s *PrecompileTestSuite) TestParseBalanceOfArgs() {
 				s.Require().NoError(err, "unexpected error parsing the balanceOf arguments")
 				s.Require().Equal(account, tc.args[0], "expected different account address")
 			} else {
-				s.Require().Error(err, "expected an error parsing the balanceOf arguments")
-				s.Require().ErrorContains(err, tc.errContains, "expected different error message")
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
diff --git a/tests/integration/precompiles/erc20/test_utils.go b/tests/integration/precompiles/erc20/test_utils.go
index e68530faa..01bc0c9be 100644
--- a/tests/integration/precompiles/erc20/test_utils.go
+++ b/tests/integration/precompiles/erc20/test_utils.go
@@ -108,7 +108,7 @@ func (s *PrecompileTestSuite) requireOut(
 	err error,
 	method abi.Method,
 	expPass bool,
-	errContains string,
+	expErr error,
 	expValue interface{},
 ) {
 	if expPass {
@@ -131,7 +131,7 @@ func (s *PrecompileTestSuite) requireOut(
 		}
 	} else {
 		s.Require().Error(err, "expected error")
-		s.Require().Contains(err.Error(), errContains, "expected different error")
+		testutil.RequireExactError(s.T(), err, expErr)
 	}
 }
 
diff --git a/tests/integration/precompiles/gov/test_events.go b/tests/integration/precompiles/gov/test_events.go
index 6efc7bf36..ab0c528f2 100644
--- a/tests/integration/precompiles/gov/test_events.go
+++ b/tests/integration/precompiles/gov/test_events.go
@@ -8,6 +8,7 @@ import (
 
 	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/gov"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	"github.com/cosmos/evm/x/vm/statedb"
 
 	storetypes "cosmossdk.io/store/types"
@@ -23,12 +24,12 @@ func (s *PrecompileTestSuite) TestVoteEvent() {
 	)
 
 	testCases := []struct {
-		name        string
-		malleate    func(voter common.Address, proposalId uint64, option uint8, metadata string) []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(voter common.Address, proposalId uint64, option uint8, metadata string) []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct event is emitted",
@@ -59,7 +60,7 @@ func (s *PrecompileTestSuite) TestVoteEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -76,8 +77,7 @@ func (s *PrecompileTestSuite) TestVoteEvent() {
 		_, err := s.precompile.Vote(ctx, contract, stDB, &method, tc.malleate(s.keyring.GetAddr(0), 1, 1, "metadata"))
 
 		if tc.expError {
-			s.Require().Error(err)
-			s.Require().Contains(err.Error(), tc.errContains)
+			precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 		} else {
 			s.Require().NoError(err)
 			tc.postCheck()
@@ -93,12 +93,12 @@ func (s *PrecompileTestSuite) TestVoteWeightedEvent() {
 	)
 
 	testCases := []struct {
-		name        string
-		malleate    func(voter common.Address, proposalId uint64, options gov.WeightedVoteOptions) []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func(voter common.Address, proposalId uint64, options gov.WeightedVoteOptions) []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct VoteWeighted event is emitted",
@@ -133,7 +133,7 @@ func (s *PrecompileTestSuite) TestVoteWeightedEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -156,8 +156,7 @@ func (s *PrecompileTestSuite) TestVoteWeightedEvent() {
 			_, err := s.precompile.VoteWeighted(ctx, contract, stDB, &method, tc.malleate(s.keyring.GetAddr(0), 1, options))
 
 			if tc.expError {
-				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck()
diff --git a/tests/integration/precompiles/gov/test_gov.go b/tests/integration/precompiles/gov/test_gov.go
index b2a2aee96..92be063a6 100644
--- a/tests/integration/precompiles/gov/test_gov.go
+++ b/tests/integration/precompiles/gov/test_gov.go
@@ -10,6 +10,7 @@ import (
 	"github.com/holiman/uint256"
 
 	"github.com/cosmos/evm/precompiles/gov"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	"github.com/cosmos/evm/testutil"
 	"github.com/cosmos/evm/x/vm/statedb"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
@@ -43,11 +44,11 @@ func (s *PrecompileTestSuite) TestIsTransaction() {
 // TestRun tests the precompile's Run method.
 func (s *PrecompileTestSuite) TestRun() {
 	testcases := []struct {
-		name        string
-		malleate    func() (common.Address, []byte)
-		readOnly    bool
-		expPass     bool
-		errContains string
+		name     string
+		malleate func() (common.Address, []byte)
+		readOnly bool
+		expPass  bool
+		wantErr  error
 	}{
 		{
 			name: "pass - vote transaction",
@@ -68,6 +69,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			},
 			readOnly: false,
 			expPass:  true,
+			wantErr:  nil,
 		},
 	}
 
@@ -129,9 +131,8 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().NoError(err, "expected no error when running the precompile")
 				s.Require().NotNil(bz, "expected returned bytes not to be nil")
 			} else {
-				s.Require().Error(err, "expected error to be returned when running the precompile")
 				s.Require().Nil(bz, "expected returned bytes to be nil")
-				s.Require().ErrorContains(err, tc.errContains)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
diff --git a/tests/integration/precompiles/gov/test_integration.go b/tests/integration/precompiles/gov/test_integration.go
index 33f8a05ee..d4f349644 100644
--- a/tests/integration/precompiles/gov/test_integration.go
+++ b/tests/integration/precompiles/gov/test_integration.go
@@ -84,7 +84,7 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 				ABIEvents: s.precompile.Events,
 			}
 			passCheck = defaultLogCheck.WithExpPass(true)
-			outOfGasCheck = defaultLogCheck.WithErrContains(vm.ErrOutOfGas.Error())
+			outOfGasCheck = defaultLogCheck.WithErrContains("eth tx ran out of gas")
 
 			// reset tx args each test to avoid keeping custom
 			// values of previous tests (e.g. gasLimit)
@@ -139,17 +139,31 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 
 			It("fails with invalid JSON", func() {
 				callArgs.Args = []interface{}{proposerAddr, []byte("{invalid}"), minimalDeposit(s.network.GetBaseDenom(), big.NewInt(1))}
-				errCheck := defaultLogCheck.WithErrContains("invalid proposal JSON")
+				errCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						gov.SolidityErrInvalidProposalJSON,
+						gov.SubmitProposalMethod,
+						"invalid character 'i' looking for beginning of object key string",
+					))
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					proposerKey, txArgs, callArgs, errCheck)
 				Expect(err).To(BeNil())
+
+				// Matches encoding/json.Unmarshal error for "{invalid}" into NewMsgSubmitProposal's proposal envelope.
 			})
 
 			It("fails with invalid deposit denom", func() {
 				jsonBlob := minimalBankSendProposalJSON(proposerAccAddr, s.network.GetBaseDenom(), "1")
 				invalidDep := []cmn.Coin{{Denom: "bad", Amount: big.NewInt(1)}}
 				callArgs.Args = []interface{}{proposerAddr, jsonBlob, invalidDep}
-				errCheck := defaultLogCheck.WithErrContains("invalid deposit denom")
+				errCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrMsgServerFailed,
+						gov.SubmitProposalMethod,
+						"deposited 1bad, but gov accepts only the following denom(s): [aatom]: invalid deposit denom",
+					))
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					proposerKey, txArgs, callArgs, errCheck)
 				Expect(err).To(BeNil())
@@ -163,7 +177,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 
 			It("fails with wrong proposal id", func() {
 				callArgs.Args = []interface{}{proposerAddr, uint64(999), minimalDeposit(s.network.GetBaseDenom(), big.NewInt(1))}
-				errCheck := defaultLogCheck.WithErrContains("not found")
+				errCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrMsgServerFailed,
+						gov.DepositMethod,
+						"collections: not found: key '999' of type github.com/cosmos/gogoproto/cosmos.gov.v1.Proposal",
+					))
 				_, _, err := s.factory.CallContractAndCheckLogs(proposerKey, txArgs, callArgs, errCheck)
 				Expect(err).To(BeNil())
 			})
@@ -232,10 +252,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 				notProposerKey := s.keyring.GetPrivKey(1)
 				notProposerAddr := s.keyring.GetAddr(1)
 				errCheck := defaultLogCheck.WithErrContains(
-					cmn.ErrRequesterIsNotMsgSender,
-					notProposerAddr.String(),
-					proposerAddr.String(),
-				)
+					vm.ErrExecutionReverted.Error(),
+				).WithErrExact(cmn.NewRevertWithSolidityError(
+					s.precompile.ABI,
+					cmn.SolidityErrRequesterIsNotMsgSender,
+					notProposerAddr,
+					proposerAddr,
+				))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(notProposerKey, txArgs, callArgs, errCheck)
 				Expect(err).To(BeNil())
@@ -336,7 +359,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					differentAddr, proposalID, option, metadata,
 				}
 
-				voterSetCheck := defaultLogCheck.WithErrContains(cmn.ErrRequesterIsNotMsgSender, s.keyring.GetAddr(0).String(), differentAddr.String())
+				voterSetCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(s.keyring.GetPrivKey(0), txArgs, callArgs, voterSetCheck)
 				Expect(err).To(BeNil())
@@ -401,7 +430,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					metadata,
 				}
 
-				voterSetCheck := defaultLogCheck.WithErrContains(cmn.ErrRequesterIsNotMsgSender, s.keyring.GetAddr(0).String(), differentAddr.String())
+				voterSetCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrRequesterIsNotMsgSender,
+						s.keyring.GetAddr(0),
+						differentAddr,
+					))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(s.keyring.GetPrivKey(0), txArgs, callArgs, voterSetCheck)
 				Expect(err).To(BeNil())
@@ -743,7 +778,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						s.keyring.GetPrivKey(0),
 						txArgs,
 						callArgs,
-						defaultLogCheck.WithErrContains("proposal 999 doesn't exist"),
+						defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+							WithErrExact(cmn.NewRevertWithSolidityError(
+								s.precompile.ABI,
+								cmn.SolidityErrQueryFailed,
+								gov.GetProposalMethod,
+								"rpc error: code = NotFound desc = proposal 999 doesn't exist",
+							)),
 					)
 					Expect(err).To(BeNil())
 				})
diff --git a/tests/integration/precompiles/gov/test_query.go b/tests/integration/precompiles/gov/test_query.go
index 3e57f40a9..20b8e8541 100644
--- a/tests/integration/precompiles/gov/test_query.go
+++ b/tests/integration/precompiles/gov/test_query.go
@@ -1,6 +1,7 @@
 package gov
 
 import (
+	"bytes"
 	"fmt"
 	"math/big"
 
@@ -38,12 +39,12 @@ func (s *PrecompileTestSuite) TestGetVotes() {
 	method := s.precompile.Methods[gov.GetVotesMethod]
 	gas := uint64(200_000)
 	testCases := []struct {
-		name        string
-		malleate    func() []gov.WeightedVote
-		args        []interface{}
-		expPass     bool
-		errContains string
-		expTotal    uint64
+		name     string
+		malleate func() []gov.WeightedVote
+		args     []interface{}
+		expPass  bool
+		wantErr  error
+		expTotal uint64
 	}{
 		{
 			name: "valid query",
@@ -80,20 +81,21 @@ func (s *PrecompileTestSuite) TestGetVotes() {
 			expTotal: 1,
 		},
 		{
-			name:        "invalid proposal ID",
-			args:        []interface{}{uint64(0), query.PageRequest{Limit: 10, CountTotal: true}},
-			expPass:     false,
-			errContains: "proposal id can not be 0",
+			name:    "invalid proposal ID",
+			args:    []interface{}{uint64(0), query.PageRequest{Limit: 10, CountTotal: true}},
+			expPass: false,
+			wantErr: cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetVotesMethod, "rpc error: code = InvalidArgument desc = proposal id can not be 0"),
 		},
 		{
-			name:        "fail - invalid number of args",
-			args:        []interface{}{},
-			errContains: fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			name:    "fail - invalid number of args",
+			args:    []interface{}{},
+			expPass: false,
+			wantErr: cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
-			name:        "fail - invalid arg types",
-			args:        []interface{}{"string argument 1", 2},
-			errContains: "error while unpacking args to VotesInput",
+			name:    "fail - invalid arg types",
+			args:    []interface{}{"string argument 1", 2},
+			wantErr: cmn.NewRevertWithSolidityError(gov.ABI, gov.SolidityErrVotesInputUnpackFailed, "abi: cannot unmarshal string in to uint64"),
 		},
 		{
 			name: "fail - internal error from response",
@@ -123,9 +125,9 @@ func (s *PrecompileTestSuite) TestGetVotes() {
 					},
 				}}
 			},
-			args:        []interface{}{uint64(1), query.PageRequest{Limit: 10, CountTotal: true}},
-			expPass:     false,
-			errContains: "empty address string is not allowed",
+			args:    []interface{}{uint64(1), query.PageRequest{Limit: 10, CountTotal: true}},
+			expPass: false,
+			wantErr: cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetVotesMethod, "failed to convert bech32 string to address: empty address string is not allowed"),
 		},
 	}
 
@@ -151,8 +153,7 @@ func (s *PrecompileTestSuite) TestGetVotes() {
 				s.Require().Equal(votes, out.Votes)
 				s.Require().Equal(tc.expTotal, out.PageResponse.Total)
 			} else {
-				s.Require().Error(err)
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -170,7 +171,7 @@ func (s *PrecompileTestSuite) TestGetVote() {
 		expPass       bool
 		expPropNumber uint64
 		expVoter      common.Address
-		errContains   string
+		wantErrFn     func(*PrecompileTestSuite, []interface{}) error
 	}{
 		{
 			name: "valid query",
@@ -183,6 +184,7 @@ func (s *PrecompileTestSuite) TestGetVote() {
 			expPropNumber: uint64(1),
 			expVoter:      common.BytesToAddress(voter.Bytes()),
 			expPass:       true,
+			wantErrFn:     nil,
 		},
 		{
 			name:    "invalid proposal ID",
@@ -191,38 +193,52 @@ func (s *PrecompileTestSuite) TestGetVote() {
 				err := s.network.App.GetGovKeeper().AddVote(s.network.GetContext(), 1, voter, []*govv1.WeightedVoteOption{{Option: govv1.OptionYes, Weight: "1.0"}}, "")
 				s.Require().NoError(err)
 
-				return []interface{}{uint64(10), voterAddr}
+				return []interface{}{uint64(10), common.BytesToAddress(sdk.AccAddress(bytes.Repeat([]byte{0x1}, 20)).Bytes())}
+			},
+			wantErrFn: func(_ *PrecompileTestSuite, args []interface{}) error {
+				voter := sdk.AccAddress(args[1].(common.Address).Bytes())
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetVoteMethod,
+					fmt.Sprintf("rpc error: code = InvalidArgument desc = voter: %s not found for proposal: %d", voter.String(), args[0].(uint64)))
 			},
-			errContains: "not found for proposal",
 		},
 		{
 			name: "non-existent vote",
 			malleate: func() []interface{} {
-				return []interface{}{uint64(1), voterAddr}
+				return []interface{}{uint64(1), common.BytesToAddress(sdk.AccAddress(bytes.Repeat([]byte{0x1}, 20)).Bytes())}
+			},
+			expPass: false,
+			wantErrFn: func(_ *PrecompileTestSuite, args []interface{}) error {
+				voter := sdk.AccAddress(args[1].(common.Address).Bytes())
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetVoteMethod,
+					fmt.Sprintf("rpc error: code = InvalidArgument desc = voter: %s not found for proposal: %d", voter.String(), args[0].(uint64)))
 			},
-			expPass:     false,
-			errContains: "not found for proposal",
 		},
 		{
 			name: "invalid number of args",
 			malleate: func() []interface{} {
 				return []interface{}{}
 			},
-			errContains: fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			wantErrFn: func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0))
+			},
 		},
 		{
 			name: "fail - invalid proposal id",
 			malleate: func() []interface{} {
 				return []interface{}{"string argument 1", 2}
 			},
-			errContains: "invalid proposal id",
+			wantErrFn: func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, gov.SolidityErrInvalidProposalID, "string argument 1")
+			},
 		},
 		{
 			name: "fail - invalid voter address",
 			malleate: func() []interface{} {
 				return []interface{}{uint64(0), 2}
 			},
-			errContains: "invalid voter address",
+			wantErrFn: func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidAddress, "2")
+			},
 		},
 	}
 
@@ -262,8 +278,7 @@ func (s *PrecompileTestSuite) TestGetVote() {
 				s.Require().Equal(expVote.Options, out.Vote.Options)
 				s.Require().Equal(expVote.Metadata, out.Vote.Metadata)
 			} else {
-				s.Require().Error(err)
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			}
 		})
 	}
@@ -271,6 +286,7 @@ func (s *PrecompileTestSuite) TestGetVote() {
 
 func (s *PrecompileTestSuite) TestGetDeposit() {
 	var depositor sdk.AccAddress
+
 	method := s.precompile.Methods[gov.GetDepositMethod]
 	testCases := []struct {
 		name          string
@@ -279,7 +295,7 @@ func (s *PrecompileTestSuite) TestGetDeposit() {
 		expPass       bool
 		expPropNumber uint64
 		gas           uint64
-		errContains   string
+		wantErrFn     func(*PrecompileTestSuite, []interface{}) error
 	}{
 		{
 			name:          "valid query",
@@ -288,14 +304,19 @@ func (s *PrecompileTestSuite) TestGetDeposit() {
 			expPropNumber: uint64(1),
 			expPass:       true,
 			gas:           200_000,
+			wantErrFn:     nil,
 		},
 		{
-			name:        "invalid proposal ID",
-			propNumber:  uint64(10),
-			expPass:     false,
-			gas:         200_000,
-			malleate:    func() {},
-			errContains: "not found",
+			name:       "invalid proposal ID",
+			propNumber: uint64(10),
+			expPass:    false,
+			gas:        200_000,
+			malleate:   func() {},
+			wantErrFn: func(_ *PrecompileTestSuite, args []interface{}) error {
+				dep := sdk.AccAddress(args[1].(common.Address).Bytes())
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetDepositMethod,
+					fmt.Sprintf(`rpc error: code = NotFound desc = collections: not found: key '("10", "%s")' of type github.com/cosmos/gogoproto/cosmos.gov.v1.Deposit`, dep.String()))
+			},
 		},
 	}
 
@@ -322,8 +343,7 @@ func (s *PrecompileTestSuite) TestGetDeposit() {
 				s.Require().Equal(common.BytesToAddress(depositor.Bytes()), out.Deposit.Depositor)
 				s.Require().Equal([]cmn.Coin{{Denom: "aatom", Amount: big.NewInt(100)}}, out.Deposit.Amount)
 			} else {
-				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(s, args))
 			}
 		})
 	}
@@ -338,6 +358,7 @@ func (s *PrecompileTestSuite) TestGetDeposits() {
 		expPass  bool
 		expTotal uint64
 		gas      uint64
+		wantErr  error
 	}{
 		{
 			name: "valid query",
@@ -359,6 +380,7 @@ func (s *PrecompileTestSuite) TestGetDeposits() {
 			malleate: func() []gov.DepositData {
 				return []gov.DepositData{}
 			},
+			wantErr: cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetDepositsMethod, "rpc error: code = InvalidArgument desc = proposal id can not be 0"),
 		},
 	}
 
@@ -378,7 +400,7 @@ func (s *PrecompileTestSuite) TestGetDeposits() {
 				s.Require().Equal(deposits, out.Deposits)
 				s.Require().Equal(tc.expTotal, out.PageResponse.Total)
 			} else {
-				s.Require().Error(err)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -387,11 +409,11 @@ func (s *PrecompileTestSuite) TestGetDeposits() {
 func (s *PrecompileTestSuite) TestGetTallyResult() {
 	method := s.precompile.Methods[gov.GetTallyResultMethod]
 	testCases := []struct {
-		name        string
-		malleate    func() (gov.TallyResultData, uint64)
-		expPass     bool
-		gas         uint64
-		errContains string
+		name     string
+		malleate func() (gov.TallyResultData, uint64)
+		expPass  bool
+		gas      uint64
+		wantErr  error
 	}{
 		{
 			name: "valid query",
@@ -412,13 +434,14 @@ func (s *PrecompileTestSuite) TestGetTallyResult() {
 			},
 			expPass: true,
 			gas:     200_000,
+			wantErr: nil,
 		},
 		{
-			name:        "invalid proposal ID",
-			expPass:     false,
-			gas:         200_000,
-			malleate:    func() (gov.TallyResultData, uint64) { return gov.TallyResultData{}, 10 },
-			errContains: "proposal 10 doesn't exist",
+			name:     "invalid proposal ID",
+			expPass:  false,
+			gas:      200_000,
+			malleate: func() (gov.TallyResultData, uint64) { return gov.TallyResultData{}, 10 },
+			wantErr:  cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetTallyResultMethod, "rpc error: code = NotFound desc = proposal 10 doesn't exist"),
 		},
 	}
 
@@ -441,8 +464,7 @@ func (s *PrecompileTestSuite) TestGetTallyResult() {
 				s.Require().NoError(err)
 				s.Require().Equal(expTally, out.TallyResult)
 			} else {
-				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
@@ -452,12 +474,12 @@ func (s *PrecompileTestSuite) TestGetProposal() {
 	method := s.precompile.Methods[gov.GetProposalMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(data *gov.ProposalData)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(data *gov.ProposalData)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -467,7 +489,7 @@ func (s *PrecompileTestSuite) TestGetProposal() {
 			func(_ *gov.ProposalData) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
 			"fail - invalid proposal ID",
@@ -477,7 +499,7 @@ func (s *PrecompileTestSuite) TestGetProposal() {
 			func(_ *gov.ProposalData) {},
 			200000,
 			true,
-			"proposal id can not be 0",
+			cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetProposalMethod, "rpc error: code = InvalidArgument desc = proposal id can not be 0"),
 		},
 		{
 			"fail - proposal doesn't exist",
@@ -487,7 +509,7 @@ func (s *PrecompileTestSuite) TestGetProposal() {
 			func(_ *gov.ProposalData) {},
 			200000,
 			true,
-			"proposal 10 doesn't exist",
+			cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrQueryFailed, gov.GetProposalMethod, "rpc error: code = NotFound desc = proposal 10 doesn't exist"),
 		},
 		{
 			"success - get proposal",
@@ -506,7 +528,7 @@ func (s *PrecompileTestSuite) TestGetProposal() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -519,8 +541,7 @@ func (s *PrecompileTestSuite) TestGetProposal() {
 			bz, err := s.precompile.GetProposal(ctx, &method, contract, tc.malleate())
 
 			if tc.expError {
-				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out gov.ProposalOutput
@@ -536,12 +557,12 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 	method := s.precompile.Methods[gov.GetProposalsMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(data []gov.ProposalData, pageRes *query.PageResponse)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(data []gov.ProposalData, pageRes *query.PageResponse)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -551,7 +572,7 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 			func(_ []gov.ProposalData, _ *query.PageResponse) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0)),
 		},
 		{
 			"success - get all proposals",
@@ -582,7 +603,7 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - filter by status",
@@ -605,7 +626,7 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - filter by voter",
@@ -630,7 +651,7 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - filter by depositor",
@@ -651,7 +672,7 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -664,8 +685,7 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 			bz, err := s.precompile.GetProposals(ctx, &method, contract, tc.malleate())
 
 			if tc.expError {
-				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out gov.ProposalsOutput
@@ -679,10 +699,10 @@ func (s *PrecompileTestSuite) TestGetProposals() {
 
 func (s *PrecompileTestSuite) TestGetParams() {
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		expPass     bool
-		errContains string
+		name     string
+		malleate func() []interface{}
+		expPass  bool
+		wantErr  error
 	}{
 		{
 			"fail - not empty input args",
@@ -690,7 +710,7 @@ func (s *PrecompileTestSuite) TestGetParams() {
 				return []interface{}{""}
 			},
 			false,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 0, 1),
+			cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(0), big.NewInt(1)),
 		},
 		{
 			"success - get all params",
@@ -698,7 +718,7 @@ func (s *PrecompileTestSuite) TestGetParams() {
 				return []interface{}{}
 			},
 			true,
-			"",
+			nil,
 		},
 	}
 
@@ -712,8 +732,7 @@ func (s *PrecompileTestSuite) TestGetParams() {
 			if tc.expPass {
 				s.Require().NoError(err)
 			} else {
-				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			}
 		})
 	}
diff --git a/tests/integration/precompiles/gov/test_tx.go b/tests/integration/precompiles/gov/test_tx.go
index 3611b6e6d..0de10bdf9 100644
--- a/tests/integration/precompiles/gov/test_tx.go
+++ b/tests/integration/precompiles/gov/test_tx.go
@@ -1,7 +1,7 @@
 package gov
 
 import (
-	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
@@ -25,12 +25,12 @@ func (s *PrecompileTestSuite) TestVote() {
 	const metadata = "metadata"
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErrFn func(*PrecompileTestSuite, []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -40,7 +40,9 @@ func (s *PrecompileTestSuite) TestVote() {
 			func() {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0))
+			},
 		},
 		{
 			"fail - invalid voter address",
@@ -55,7 +57,9 @@ func (s *PrecompileTestSuite) TestVote() {
 			func() {},
 			200000,
 			true,
-			"invalid voter address",
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - invalid voter address",
@@ -70,7 +74,9 @@ func (s *PrecompileTestSuite) TestVote() {
 			func() {},
 			200000,
 			true,
-			"invalid voter address",
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String())
+			},
 		},
 		{
 			"fail - using a different voter address",
@@ -85,7 +91,9 @@ func (s *PrecompileTestSuite) TestVote() {
 			func() {},
 			200000,
 			true,
-			"does not match the requester address",
+			func(s *PrecompileTestSuite, args []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrRequesterIsNotMsgSender, s.keyring.GetAddr(0), args[0].(common.Address))
+			},
 		},
 		{
 			"fail - invalid vote option",
@@ -100,7 +108,9 @@ func (s *PrecompileTestSuite) TestVote() {
 			func() {},
 			200000,
 			true,
-			"invalid vote option",
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrMsgServerFailed, gov.VoteMethod, "11: invalid vote option")
+			},
 		},
 		{
 			"success - vote proposal success",
@@ -120,7 +130,7 @@ func (s *PrecompileTestSuite) TestVote() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -132,10 +142,11 @@ func (s *PrecompileTestSuite) TestVote() {
 			var contract *vm.Contract
 			contract, ctx = testutil.NewPrecompileContract(s.T(), ctx, s.keyring.GetAddr(0), s.precompile.Address(), tc.gas)
 
-			_, err := s.precompile.Vote(ctx, contract, s.network.GetStateDB(), &method, tc.malleate())
+			voteArgs := tc.malleate()
+			_, err := s.precompile.Vote(ctx, contract, s.network.GetStateDB(), &method, voteArgs)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(s, voteArgs))
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck()
@@ -152,12 +163,12 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 	const metadata = "metadata"
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErrFn func(*PrecompileTestSuite, []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -167,7 +178,9 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			func() {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0))
+			},
 		},
 		{
 			"fail - invalid voter address",
@@ -182,7 +195,9 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			func() {},
 			200000,
 			true,
-			"invalid voter address",
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - using a different voter address",
@@ -197,7 +212,9 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			func() {},
 			200000,
 			true,
-			"does not match the requester address",
+			func(s *PrecompileTestSuite, args []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrRequesterIsNotMsgSender, s.keyring.GetAddr(0), args[0].(common.Address))
+			},
 		},
 		{
 			"fail - invalid vote option",
@@ -212,7 +229,9 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			func() {},
 			200000,
 			true,
-			"invalid vote option",
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrMsgServerFailed, gov.VoteWeightedMethod, `option:10 weight:"1.0" : invalid vote option`)
+			},
 		},
 		{
 			"fail - invalid weight sum",
@@ -230,7 +249,9 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			func() {},
 			200000,
 			true,
-			"total weight overflow 1.00",
+			func(*PrecompileTestSuite, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(gov.ABI, cmn.SolidityErrMsgServerFailed, gov.VoteWeightedMethod, "total weight overflow 1.00: invalid vote option")
+			},
 		},
 		{
 			"success - vote weighted proposal",
@@ -254,7 +275,7 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -266,10 +287,11 @@ func (s *PrecompileTestSuite) TestVoteWeighted() {
 			var contract *vm.Contract
 			contract, ctx = testutil.NewPrecompileContract(s.T(), ctx, s.keyring.GetAddr(0), s.precompile.Address(), tc.gas)
 
-			_, err := s.precompile.VoteWeighted(ctx, contract, s.network.GetStateDB(), &method, tc.malleate())
+			voteWeightedArgs := tc.malleate()
+			_, err := s.precompile.VoteWeighted(ctx, contract, s.network.GetStateDB(), &method, voteWeightedArgs)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(s, voteWeightedArgs))
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck()
diff --git a/tests/integration/precompiles/ics20/test_integration.go b/tests/integration/precompiles/ics20/test_integration.go
index 9cc752d70..4d67fc743 100644
--- a/tests/integration/precompiles/ics20/test_integration.go
+++ b/tests/integration/precompiles/ics20/test_integration.go
@@ -14,7 +14,9 @@ import (
 	. "github.com/onsi/gomega"
 
 	"github.com/cosmos/evm"
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/ics20"
+	precompiletestutil "github.com/cosmos/evm/precompiles/testutil"
 	"github.com/cosmos/evm/precompiles/testutil/contracts"
 	evmibctesting "github.com/cosmos/evm/testutil/ibc"
 	"github.com/cosmos/evm/testutil/integration/evm/factory"
@@ -22,6 +24,7 @@ import (
 	testutiltypes "github.com/cosmos/evm/testutil/types"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 	"github.com/cosmos/ibc-go/v10/modules/apps/transfer/types"
+	host "github.com/cosmos/ibc-go/v10/modules/core/24-host"
 	ibctesting "github.com/cosmos/ibc-go/v10/testing"
 
 	"cosmossdk.io/math"
@@ -152,6 +155,7 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, evmAppCreator ibctesting.A
 				0,
 			)
 			Expect(err).NotTo(BeNil(), "Failed to testTransfer: %s", err.Error())
+			precompiletestutil.RequireExactError(t, err, cmn.NewRevertWithSolidityError(ics20.ABI, cmn.SolidityErrRequesterIsNotMsgSender, ics20CallerAddr, sender))
 		})
 
 		It("should fail if the v1 channel is not found", func() {
@@ -188,6 +192,12 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, evmAppCreator ibctesting.A
 				0,
 			)
 			Expect(err).NotTo(BeNil(), "Failed to testTransfer: %s", err.Error())
+			precompiletestutil.RequireExactError(t, err, cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrMsgServerFailed,
+				ics20.TransferMethod,
+				"port ID (transfer) channel ID (channel-100): channel not found",
+			))
 		})
 
 		It("should fail if the v2 client id format is invalid", func() {
@@ -224,6 +234,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, evmAppCreator ibctesting.A
 				0,
 			)
 			Expect(err).NotTo(BeNil(), "Failed to testTransfer: %s", err.Error())
+			Expect(host.ClientIdentifierValidator(invalidV2ClientID)).NotTo(BeNil())
+			precompiletestutil.RequireExactError(t, err, cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrMsgServerFailed,
+				ics20.TransferMethod,
+				"invalid source channel ID v2: identifier v2 has invalid length: 2, must be between 8-64 characters: invalid identifier",
+			))
 		})
 
 		It("should successfully call the ICS20 precompile to transfer tokens", func() {
diff --git a/tests/integration/precompiles/ics20/test_query.go b/tests/integration/precompiles/ics20/test_query.go
index dca6ab452..4182b7483 100644
--- a/tests/integration/precompiles/ics20/test_query.go
+++ b/tests/integration/precompiles/ics20/test_query.go
@@ -1,7 +1,7 @@
 package ics20
 
 import (
-	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
 
@@ -21,26 +21,30 @@ func (s *PrecompileTestSuite) TestDenoms() {
 	denom := precompiletestutil.UosmoDenom
 
 	for _, tc := range []struct {
-		name        string
-		args        []interface{}
-		malleate    func(ctx sdk.Context)
-		expErr      bool
-		errContains string
-		expDenom    transfertypes.Denom
+		name     string
+		args     []interface{}
+		malleate func(ctx sdk.Context)
+		expErr   bool
+		wantErr  error
+		expDenom transfertypes.Denom
 	}{
 		{
-			name:        "fail - invalid number of arguments",
-			args:        []interface{}{},
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			name:     "fail - invalid number of arguments",
+			args:     []interface{}{},
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr:  cmn.NewRevertWithSolidityError(ics20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:        "fail - invalid arg type",
-			args:        []interface{}{true},
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "NumField on bool Value",
+			name:     "fail - invalid arg type",
+			args:     []interface{}{true},
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr: cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrInvalidAddress,
+				"panic during method.Inputs.Copy: reflect: call of reflect.Value.NumField on bool Value",
+			),
 		},
 		{
 			name: "success",
@@ -63,7 +67,8 @@ func (s *PrecompileTestSuite) TestDenoms() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out ics20.DenomsResponse
@@ -83,26 +88,26 @@ func (s *PrecompileTestSuite) TestDenom() {
 	denom := precompiletestutil.UosmoDenom
 
 	for _, tc := range []struct {
-		name        string
-		arg         interface{}
-		malleate    func(ctx sdk.Context)
-		expErr      bool
-		errContains string
-		expDenom    transfertypes.Denom
+		name     string
+		arg      interface{}
+		malleate func(ctx sdk.Context)
+		expErr   bool
+		wantErr  error
+		expDenom transfertypes.Denom
 	}{
 		{
-			name:        "fail - invalid number of arguments",
-			arg:         nil,
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "invalid input arguments",
+			name:     "fail - invalid number of arguments",
+			arg:      nil,
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr:  cmn.NewRevertWithSolidityError(ics20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:        "fail - invalid type",
-			arg:         1,
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "invalid hash",
+			name:     "fail - invalid type",
+			arg:      1,
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr:  cmn.NewRevertWithSolidityError(ics20.ABI, ics20.SolidityErrInvalidHash, ics20.DenomMethod, "invalid hash: %!s(int=1)"),
 		},
 		{
 			name: "success - denom found",
@@ -121,11 +126,17 @@ func (s *PrecompileTestSuite) TestDenom() {
 			expDenom: transfertypes.Denom{Base: "", Trace: []transfertypes.Hop{}},
 		},
 		{
-			name:        "fail - invalid hash",
-			arg:         "INVALID-DENOM-HASH",
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "invalid denom trace hash",
+			name:     "fail - invalid hash",
+			arg:      "INVALID-DENOM-HASH",
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			// SDK error is stable enough for exact assertion.
+			wantErr: cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrQueryFailed,
+				ics20.DenomMethod,
+				"rpc error: code = InvalidArgument desc = invalid denom trace hash: , error: encoding/hex: invalid byte: U+0049 'I'",
+			),
 		},
 	} {
 		s.Run(tc.name, func() {
@@ -146,7 +157,8 @@ func (s *PrecompileTestSuite) TestDenom() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out ics20.DenomResponse
@@ -165,26 +177,26 @@ func (s *PrecompileTestSuite) TestDenomHash() {
 	denom := precompiletestutil.UosmoDenom
 
 	for _, tc := range []struct {
-		name        string
-		arg         interface{}
-		malleate    func(ctx sdk.Context)
-		expErr      bool
-		errContains string
-		expHash     string
+		name     string
+		arg      interface{}
+		malleate func(ctx sdk.Context)
+		expErr   bool
+		wantErr  error
+		expHash  string
 	}{
 		{
-			name:        "fail - invalid number of arguments",
-			arg:         nil,
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "invalid input arguments",
+			name:     "fail - invalid number of arguments",
+			arg:      nil,
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr:  cmn.NewRevertWithSolidityError(ics20.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
-			name:        "fail - invalid type",
-			arg:         1,
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "invalid trace",
+			name:     "fail - invalid type",
+			arg:      1,
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr:  cmn.NewRevertWithSolidityError(ics20.ABI, ics20.SolidityErrInvalidTrace, ics20.DenomHashMethod, "invalid trace"),
 		},
 		{
 			name: "success",
@@ -203,11 +215,16 @@ func (s *PrecompileTestSuite) TestDenomHash() {
 			expHash:  "",
 		},
 		{
-			name:        "fail - invalid denom",
-			arg:         "",
-			malleate:    func(ctx sdk.Context) {},
-			expErr:      true,
-			errContains: "invalid denomination for cross-chain transfer",
+			name:     "fail - invalid denom",
+			arg:      "",
+			malleate: func(ctx sdk.Context) {},
+			expErr:   true,
+			wantErr: cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrQueryFailed,
+				ics20.DenomHashMethod,
+				"rpc error: code = InvalidArgument desc = base denomination cannot be blank: invalid denomination for cross-chain transfer",
+			),
 		},
 	} {
 		s.Run(tc.name, func() {
@@ -228,7 +245,8 @@ func (s *PrecompileTestSuite) TestDenomHash() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				precompiletestutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out transfertypes.QueryDenomHashResponse
diff --git a/tests/integration/precompiles/ics20/test_tx.go b/tests/integration/precompiles/ics20/test_tx.go
index cbd342872..31189fdf9 100644
--- a/tests/integration/precompiles/ics20/test_tx.go
+++ b/tests/integration/precompiles/ics20/test_tx.go
@@ -5,11 +5,15 @@ import (
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/holiman/uint256"
 
 	"github.com/cosmos/evm"
+	cmn "github.com/cosmos/evm/precompiles/common"
+	"github.com/cosmos/evm/precompiles/ics20"
+	precompileTestutil "github.com/cosmos/evm/precompiles/testutil"
+	"github.com/cosmos/evm/testutil"
 	evmibctesting "github.com/cosmos/evm/testutil/ibc"
 	"github.com/cosmos/evm/testutil/tx"
-	evmtypes "github.com/cosmos/evm/x/vm/types"
 	transfertypes "github.com/cosmos/ibc-go/v10/modules/apps/transfer/types"
 	clienttypes "github.com/cosmos/ibc-go/v10/modules/core/02-client/types"
 
@@ -19,13 +23,13 @@ import (
 )
 
 type testCase struct {
-	name               string
-	port               string
-	channelID          string
-	useDynamicChannel  bool
-	overrideSender     bool
-	receiver           string
-	expectErrSubstring string
+	name              string
+	port              string
+	channelID         string
+	useDynamicChannel bool
+	overrideSender    bool
+	receiver          string
+	wantErr           error
 }
 
 func (s *PrecompileTestSuite) TestTransferErrors() {
@@ -37,36 +41,54 @@ func (s *PrecompileTestSuite) TestTransferErrors() {
 	amount := sdkmath.NewInt(1)
 	defaultSender := common.BytesToAddress(s.chainA.SenderAccount.GetAddress().Bytes())
 	defaultReceiver := s.chainB.SenderAccount.GetAddress().String()
+	badSender := tx.GenerateAddress()
 
 	tests := []testCase{
 		{
-			name:               "invalid source channel",
-			port:               transfertypes.PortID,
-			channelID:          "invalid/channel",
-			receiver:           defaultReceiver,
-			expectErrSubstring: "invalid source channel ID",
+			name:      "invalid source channel",
+			port:      transfertypes.PortID,
+			channelID: "invalid/channel",
+			receiver:  defaultReceiver,
+			wantErr: cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrMsgServerFailed,
+				ics20.TransferMethod,
+				"invalid source channel ID invalid/channel: identifier invalid/channel cannot contain separator '/': invalid identifier",
+			),
 		},
 		{
-			name:               "channel not found",
-			port:               transfertypes.PortID,
-			channelID:          "channel-9",
-			receiver:           defaultReceiver,
-			expectErrSubstring: "channel not found",
+			name:      "channel not found",
+			port:      transfertypes.PortID,
+			channelID: "channel-9",
+			receiver:  defaultReceiver,
+			// Err comes from validateV1TransferChannel -> Wrapf(ErrChannelNotFound, "port ID (...) channel ID (...)")
+			wantErr: cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrMsgServerFailed,
+				ics20.TransferMethod,
+				"port ID (transfer) channel ID (channel-9): channel not found",
+			),
 		},
 		{
-			name:               "invalid receiver",
-			port:               transfertypes.PortID,
-			useDynamicChannel:  true,
-			receiver:           "",
-			expectErrSubstring: "invalid address",
+			name:              "invalid receiver",
+			port:              transfertypes.PortID,
+			useDynamicChannel: true,
+			receiver:          "",
+			// CreateAndValidateMsgTransfer -> MsgTransfer.ValidateBasic error
+			wantErr: cmn.NewRevertWithSolidityError(
+				ics20.ABI,
+				cmn.SolidityErrMsgServerFailed,
+				ics20.TransferMethod,
+				"missing recipient address: invalid address",
+			),
 		},
 		{
-			name:               "msg sender is not a contract caller",
-			port:               transfertypes.PortID,
-			useDynamicChannel:  true,
-			overrideSender:     true,
-			receiver:           defaultReceiver,
-			expectErrSubstring: "does not match the requester address",
+			name:              "msg sender is not a contract caller",
+			port:              transfertypes.PortID,
+			useDynamicChannel: true,
+			overrideSender:    true,
+			receiver:          defaultReceiver,
+			wantErr:           cmn.NewRevertWithSolidityError(ics20.ABI, cmn.SolidityErrRequesterIsNotMsgSender, defaultSender, badSender),
 		},
 	}
 
@@ -84,11 +106,10 @@ func (s *PrecompileTestSuite) TestTransferErrors() {
 
 			sender := defaultSender
 			if tc.overrideSender {
-				sender = tx.GenerateAddress()
+				sender = badSender
 			}
 
-			data, err := s.chainAPrecompile.ABI.Pack(
-				"transfer",
+			args := []interface{}{
 				tc.port,
 				channel,
 				denom,
@@ -98,20 +119,15 @@ func (s *PrecompileTestSuite) TestTransferErrors() {
 				timeoutHeight,
 				uint64(0),
 				"",
-			)
-			s.Require().NoError(err)
-
-			_, _, res, err := s.chainA.SendEvmTx(
-				s.chainA.SenderAccounts[0],
-				0,
-				s.chainAPrecompile.Address(),
-				big.NewInt(0),
-				data,
-				0,
-			)
-			s.Require().Error(err)
-			s.Require().Contains(err.Error(), vm.ErrExecutionReverted.Error())
-			s.Require().Contains(evmtypes.NewExecErrorWithReason(res.Ret).Error(), tc.expectErrSubstring)
+			}
+
+			ctx := s.chainA.GetContext()
+			stateDB := testutil.NewStateDB(ctx, evmAppA.GetEVMKeeper())
+			method := s.chainAPrecompile.Methods[ics20.TransferMethod]
+
+			contract := vm.NewContract(defaultSender, s.chainAPrecompile.Address(), uint256.NewInt(0), uint64(1_000_000), nil)
+			_, err = s.chainAPrecompile.Transfer(ctx, contract, stateDB, &method, args)
+			precompileTestutil.RequireExactError(s.T(), err, tc.wantErr)
 		})
 	}
 }
diff --git a/tests/integration/precompiles/slashing/test_events.go b/tests/integration/precompiles/slashing/test_events.go
index c0a684405..11b20d01a 100644
--- a/tests/integration/precompiles/slashing/test_events.go
+++ b/tests/integration/precompiles/slashing/test_events.go
@@ -23,12 +23,12 @@ func (s *PrecompileTestSuite) TestUnjailEvent() {
 	)
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - the correct event is emitted",
@@ -72,7 +72,7 @@ func (s *PrecompileTestSuite) TestUnjailEvent() {
 			},
 			20000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -91,7 +91,6 @@ func (s *PrecompileTestSuite) TestUnjailEvent() {
 
 			if tc.expError {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck()
diff --git a/tests/integration/precompiles/slashing/test_integration.go b/tests/integration/precompiles/slashing/test_integration.go
index 86c955e2d..6be49ba3f 100644
--- a/tests/integration/precompiles/slashing/test_integration.go
+++ b/tests/integration/precompiles/slashing/test_integration.go
@@ -127,11 +127,12 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					common.BytesToAddress(valAddr.Bytes()),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(
-					cmn.ErrRequesterIsNotMsgSender,
+				revertReasonCheck := execRevertedCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+					s.precompile.ABI,
+					cmn.SolidityErrRequesterIsNotMsgSender,
 					contractAddr,
 					common.BytesToAddress(valAddr.Bytes()),
-				)
+				))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					s.keyring.GetPrivKey(0),
diff --git a/tests/integration/precompiles/slashing/test_query.go b/tests/integration/precompiles/slashing/test_query.go
index afee48897..778e8e6f0 100644
--- a/tests/integration/precompiles/slashing/test_query.go
+++ b/tests/integration/precompiles/slashing/test_query.go
@@ -1,7 +1,7 @@
 package slashing
 
 import (
-	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
 
@@ -22,12 +22,12 @@ func (s *PrecompileTestSuite) TestGetSigningInfo() {
 
 	consAddr := types.ConsAddress(val0ConsAddr)
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(signingInfo *slashing.SigningInfo)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(signingInfo *slashing.SigningInfo)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -37,7 +37,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfo() {
 			func(_ *slashing.SigningInfo) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			cmn.NewRevertWithSolidityError(slashing.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
 			"fail - invalid consensus address",
@@ -49,7 +49,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfo() {
 			func(_ *slashing.SigningInfo) {},
 			200000,
 			true,
-			"invalid consensus address",
+			cmn.NewRevertWithSolidityError(slashing.ABI, cmn.SolidityErrInvalidAddress, common.Address{}.String()),
 		},
 		{
 			"success - get signing info for validator",
@@ -79,7 +79,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfo() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -93,7 +93,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfo() {
 
 			if tc.expError {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out slashing.SigningInfoOutput
@@ -109,12 +109,12 @@ func (s *PrecompileTestSuite) TestGetSigningInfos() {
 	method := s.precompile.Methods[slashing.GetSigningInfosMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(signingInfos []slashing.SigningInfo, pageResponse *query.PageResponse)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(signingInfos []slashing.SigningInfo, pageResponse *query.PageResponse)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -124,7 +124,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfos() {
 			func(_ []slashing.SigningInfo, _ *query.PageResponse) {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			cmn.NewRevertWithSolidityError(slashing.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
 			"success - get all signing infos",
@@ -167,7 +167,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfos() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - get signing infos with pagination",
@@ -195,7 +195,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfos() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -209,7 +209,7 @@ func (s *PrecompileTestSuite) TestGetSigningInfos() {
 
 			if tc.expError {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out slashing.SigningInfosOutput
@@ -225,12 +225,12 @@ func (s *PrecompileTestSuite) TestGetParams() {
 	method := s.precompile.Methods[slashing.GetParamsMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(params *slashing.Params)
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(params *slashing.Params)
+		gas       uint64
+		expError  bool
+		wantErr   error
 	}{
 		{
 			"success - get params",
@@ -249,7 +249,7 @@ func (s *PrecompileTestSuite) TestGetParams() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -263,7 +263,7 @@ func (s *PrecompileTestSuite) TestGetParams() {
 
 			if tc.expError {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				var out slashing.ParamsOutput
diff --git a/tests/integration/precompiles/slashing/test_tx.go b/tests/integration/precompiles/slashing/test_tx.go
index c8be3828e..abe8a4f1a 100644
--- a/tests/integration/precompiles/slashing/test_tx.go
+++ b/tests/integration/precompiles/slashing/test_tx.go
@@ -1,14 +1,13 @@
 package slashing
 
 import (
-	"fmt"
+	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
 
 	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/slashing"
 	"github.com/cosmos/evm/precompiles/testutil"
-	utiltx "github.com/cosmos/evm/testutil/tx"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -16,12 +15,12 @@ import (
 func (s *PrecompileTestSuite) TestUnjail() {
 	method := s.precompile.Methods[slashing.UnjailMethod]
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func()
-		gas         uint64
-		expError    bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func()
+		gas       uint64
+		expError  bool
+		wantErrFn func() error
 	}{
 		{
 			"fail - empty input args",
@@ -31,7 +30,9 @@ func (s *PrecompileTestSuite) TestUnjail() {
 			func() {},
 			200000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			func() error {
+				return cmn.NewRevertWithSolidityError(slashing.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0))
+			},
 		},
 		{
 			"fail - invalid validator address",
@@ -43,7 +44,9 @@ func (s *PrecompileTestSuite) TestUnjail() {
 			func() {},
 			200000,
 			true,
-			"invalid validator hex address",
+			func() error {
+				return cmn.NewRevertWithSolidityError(slashing.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - msg.sender address does not match the validator address (empty address)",
@@ -55,19 +58,34 @@ func (s *PrecompileTestSuite) TestUnjail() {
 			func() {},
 			200000,
 			true,
-			"does not match the requester address",
+			func() error {
+				return cmn.NewRevertWithSolidityError(
+					slashing.ABI,
+					cmn.SolidityErrRequesterIsNotMsgSender,
+					s.keyring.GetAddr(0),
+					common.Address{},
+				)
+			},
 		},
 		{
 			"fail - msg.sender address does not match the validator address",
 			func() []interface{} {
+				// any non-caller address is fine; keep deterministic for exact error matching
 				return []interface{}{
-					utiltx.GenerateAddress(),
+					common.HexToAddress("0x0000000000000000000000000000000000000001"),
 				}
 			},
 			func() {},
 			200000,
 			true,
-			"does not match the requester address",
+			func() error {
+				return cmn.NewRevertWithSolidityError(
+					slashing.ABI,
+					cmn.SolidityErrRequesterIsNotMsgSender,
+					s.keyring.GetAddr(0),
+					common.HexToAddress("0x0000000000000000000000000000000000000001"),
+				)
+			},
 		},
 		{
 			"fail - validator not jailed",
@@ -79,7 +97,14 @@ func (s *PrecompileTestSuite) TestUnjail() {
 			func() {},
 			200000,
 			true,
-			"validator not jailed",
+			func() error {
+				return cmn.NewRevertWithSolidityError(
+					slashing.ABI,
+					cmn.SolidityErrMsgServerFailed,
+					slashing.UnjailMethod,
+					"validator not jailed; cannot be unjailed",
+				)
+			},
 		},
 		{
 			"success - validator unjailed",
@@ -110,7 +135,7 @@ func (s *PrecompileTestSuite) TestUnjail() {
 			},
 			200000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -129,7 +154,9 @@ func (s *PrecompileTestSuite) TestUnjail() {
 			res, err := s.precompile.Unjail(ctx, &method, s.network.GetStateDB(), contract, tc.malleate())
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().Error(err)
+				s.Require().NotNil(tc.wantErrFn)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn())
 			} else {
 				s.Require().NoError(err)
 				s.Require().Equal(cmn.TrueValue, res)
diff --git a/tests/integration/precompiles/staking/test_events.go b/tests/integration/precompiles/staking/test_events.go
index be5213235..37a07b2f7 100644
--- a/tests/integration/precompiles/staking/test_events.go
+++ b/tests/integration/precompiles/staking/test_events.go
@@ -10,6 +10,7 @@ import (
 
 	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/staking"
+	"github.com/cosmos/evm/precompiles/testutil"
 	testkeyring "github.com/cosmos/evm/testutil/keyring"
 	"github.com/cosmos/evm/x/vm/statedb"
 
@@ -28,14 +29,15 @@ func (s *PrecompileTestSuite) TestCreateValidatorEvent() {
 	)
 
 	testCases := []struct {
-		name        string
-		malleate    func(delegator common.Address) []interface{}
-		expErr      bool
-		errContains string
-		postCheck   func(delegator common.Address)
+		name      string
+		malleate  func(delegator common.Address) []interface{}
+		expErr    bool
+		wantErr   error
+		postCheck func(delegator common.Address)
 	}{
 		{
-			name: "success - the correct event is emitted",
+			name:    "success - the correct event is emitted",
+			wantErr: nil,
 			malleate: func(delegator common.Address) []interface{} {
 				return []interface{}{
 					staking.Description{
@@ -88,7 +90,8 @@ func (s *PrecompileTestSuite) TestCreateValidatorEvent() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(delegator.Addr)
@@ -107,14 +110,15 @@ func (s *PrecompileTestSuite) TestEditValidatorEvent() {
 		commRate    = math.LegacyNewDecWithPrec(5, 2).BigInt()
 	)
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		expErr      bool
-		errContains string
-		postCheck   func()
+		name      string
+		malleate  func() []interface{}
+		expErr    bool
+		wantErr   error
+		postCheck func()
 	}{
 		{
-			name: "success - the correct event is emitted",
+			name:    "success - the correct event is emitted",
+			wantErr: nil,
 			malleate: func() []interface{} {
 				return []interface{}{
 					staking.Description{
@@ -165,7 +169,8 @@ func (s *PrecompileTestSuite) TestEditValidatorEvent() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck()
@@ -183,24 +188,24 @@ func (s *PrecompileTestSuite) TestDelegateEvent() {
 		method        = s.precompile.Methods[staking.DelegateMethod]
 	)
 	testCases := []struct {
-		name        string
-		malleate    func(delegator common.Address) []interface{}
-		expErr      bool
-		errContains string
-		postCheck   func(delegator common.Address)
+		name      string
+		malleate  func(delegator common.Address) []interface{}
+		expErr    bool
+		wantErr   error
+		postCheck func(delegator common.Address)
 	}{
 		{
-			"success - the correct event is emitted",
-			func(delegator common.Address) []interface{} {
+			name:    "success - the correct event is emitted",
+			wantErr: nil,
+			malleate: func(delegator common.Address) []interface{} {
 				return []interface{}{
 					delegator,
 					s.network.GetValidators()[0].OperatorAddress,
 					delegationAmt,
 				}
 			},
-			false,
-			"",
-			func(delegator common.Address) {
+			expErr: false,
+			postCheck: func(delegator common.Address) {
 				log := stDB.Logs()[0]
 				s.Require().Equal(log.Address, s.precompile.Address())
 
@@ -238,7 +243,8 @@ func (s *PrecompileTestSuite) TestDelegateEvent() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(delegator.Addr)
@@ -255,24 +261,24 @@ func (s *PrecompileTestSuite) TestUnbondEvent() {
 	method := s.precompile.Methods[staking.UndelegateMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(delegator common.Address) []interface{}
-		expErr      bool
-		errContains string
-		postCheck   func(delegator common.Address)
+		name      string
+		malleate  func(delegator common.Address) []interface{}
+		expErr    bool
+		wantErr   error
+		postCheck func(delegator common.Address)
 	}{
 		{
-			"success - the correct event is emitted",
-			func(delegator common.Address) []interface{} {
+			name:    "success - the correct event is emitted",
+			wantErr: nil,
+			malleate: func(delegator common.Address) []interface{} {
 				return []interface{}{
 					delegator,
 					s.network.GetValidators()[0].OperatorAddress,
 					big.NewInt(1000000000000000000),
 				}
 			},
-			false,
-			"",
-			func(delegator common.Address) {
+			expErr: false,
+			postCheck: func(delegator common.Address) {
 				log := stDB.Logs()[0]
 				// Check event signature matches the one emitted
 				event := s.precompile.Events[staking.EventTypeUnbond]
@@ -307,7 +313,8 @@ func (s *PrecompileTestSuite) TestUnbondEvent() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				tc.postCheck(delegator.Addr)
@@ -324,15 +331,16 @@ func (s *PrecompileTestSuite) TestRedelegateEvent() {
 	method := s.precompile.Methods[staking.RedelegateMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(delegator common.Address) []interface{}
-		expErr      bool
-		errContains string
-		postCheck   func(delegator common.Address)
+		name      string
+		malleate  func(delegator common.Address) []interface{}
+		expErr    bool
+		wantErr   error
+		postCheck func(delegator common.Address)
 	}{
 		{
-			"success - the correct event is emitted",
-			func(delegator common.Address) []interface{} {
+			name:    "success - the correct event is emitted",
+			wantErr: nil,
+			malleate: func(delegator common.Address) []interface{} {
 				return []interface{}{
 					delegator,
 					s.network.GetValidators()[0].OperatorAddress,
@@ -340,9 +348,8 @@ func (s *PrecompileTestSuite) TestRedelegateEvent() {
 					big.NewInt(1000000000000000000),
 				}
 			},
-			false,
-			"",
-			func(delegator common.Address) {
+			expErr: false,
+			postCheck: func(delegator common.Address) {
 				log := stDB.Logs()[0]
 				// Check event signature matches the one emitted
 				event := s.precompile.Events[staking.EventTypeRedelegate]
@@ -378,12 +385,13 @@ func (s *PrecompileTestSuite) TestRedelegateEvent() {
 
 			contract := vm.NewContract(delegator.Addr, s.precompile.Address(), common.U2560, 20000, nil)
 			_, err := s.precompile.Redelegate(ctx, contract, stDB, &method, tc.malleate(delegator.Addr))
-			s.Require().NoError(err)
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
+				s.Require().NoError(err)
 				tc.postCheck(delegator.Addr)
 			}
 		})
@@ -399,15 +407,16 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegationEvent() {
 	methodUndelegate := s.precompile.Methods[staking.UndelegateMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(contract *vm.Contract, delegator testkeyring.Key) []interface{}
-		expErr      bool
-		errContains string
-		postCheck   func(delegator common.Address)
+		name      string
+		malleate  func(contract *vm.Contract, delegator testkeyring.Key) []interface{}
+		expErr    bool
+		wantErr   error
+		postCheck func(delegator common.Address)
 	}{
 		{
-			"success - the correct event is emitted",
-			func(contract *vm.Contract, delegator testkeyring.Key) []interface{} {
+			name:    "success - the correct event is emitted",
+			wantErr: nil,
+			malleate: func(contract *vm.Contract, delegator testkeyring.Key) []interface{} {
 				undelegateArgs := []interface{}{
 					delegator.Addr,
 					s.network.GetValidators()[0].OperatorAddress,
@@ -423,9 +432,8 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegationEvent() {
 					big.NewInt(1),
 				}
 			},
-			false,
-			"",
-			func(delegator common.Address) {
+			expErr: false,
+			postCheck: func(delegator common.Address) {
 				log := stDB.Logs()[1]
 
 				// Check event signature matches the one emitted
@@ -460,12 +468,12 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegationEvent() {
 			contract := vm.NewContract(delegator.Addr, s.precompile.Address(), uint256.NewInt(0), 20000, nil)
 			callArgs := tc.malleate(contract, delegator)
 			_, err := s.precompile.CancelUnbondingDelegation(ctx, contract, stDB, &methodCancelUnbonding, callArgs)
-			s.Require().NoError(err)
-
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
+				s.Require().NoError(err)
 				tc.postCheck(delegator.Addr)
 			}
 		})
diff --git a/tests/integration/precompiles/staking/test_integration.go b/tests/integration/precompiles/staking/test_integration.go
index f31fe33b2..d944e0fed 100644
--- a/tests/integration/precompiles/staking/test_integration.go
+++ b/tests/integration/precompiles/staking/test_integration.go
@@ -7,7 +7,6 @@ import (
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
-	"google.golang.org/grpc/codes"
 
 	//nolint:revive // dot imports are fine for Ginkgo
 	. "github.com/onsi/ginkgo/v2"
@@ -35,6 +34,7 @@ import (
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	"github.com/cosmos/cosmos-sdk/types/query"
 	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
+	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 )
 
@@ -82,7 +82,7 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 
 			defaultLogCheck = testutil.LogCheckArgs{ABIEvents: s.precompile.Events}
 			passCheck = defaultLogCheck.WithExpPass(true)
-			outOfGasCheck = defaultLogCheck.WithErrContains(vm.ErrOutOfGas.Error())
+			outOfGasCheck = defaultLogCheck.WithErrContains("eth tx ran out of gas")
 		})
 
 		Describe("when the precompile is not enabled in the EVM params", func() {
@@ -218,9 +218,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						defaultDescription, defaultCommission, defaultMinSelfDelegation, differentAddr, defaultPubkeyBase64Str, defaultValue,
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains(
-						fmt.Sprintf(cmn.ErrRequesterIsNotMsgSender, s.keyring.GetAddr(0), differentAddr),
-					)
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrRequesterIsNotMsgSender,
+							s.keyring.GetAddr(0),
+							differentAddr,
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						s.keyring.GetPrivKey(0),
@@ -331,14 +335,19 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						defaultDescription, valHexAddr, defaultCommissionRate, defaultMinSelfDelegation,
 					}
 
-					logCheckArgs := passCheck.WithExpEvents(staking.EventTypeEditValidator)
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrRequesterIsNotMsgSender,
+							s.keyring.GetAddr(1),
+							valHexAddr,
+						))
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						s.keyring.GetPrivKey(1),
 						txArgs, callArgs,
 						logCheckArgs,
 					)
-					Expect(err).NotTo(BeNil(), "error while calling the contract and checking logs")
-					Expect(err.Error()).To(ContainSubstring(fmt.Sprintf("msg.sender address %s does not match the requester address %s", s.keyring.GetAddr(1), valHexAddr)))
+					Expect(err).To(BeNil(), "error while calling the contract and checking logs")
 				})
 			})
 		})
@@ -396,7 +405,17 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						common.BytesToAddress(newAddr), valAddr.String(), big.NewInt(1e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("insufficient funds")
+					ctx := s.network.GetContext()
+					bal := s.network.App.GetBankKeeper().GetBalance(ctx, newAddr, s.bondDenom)
+					wantCoin := sdk.NewCoin(s.bondDenom, math.NewInt(1e18))
+					wantMsg := fmt.Sprintf("failed to delegate; %s is smaller than %s: insufficient funds", bal, wantCoin)
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.DelegateMethod,
+							wantMsg,
+						))
 
 					_, _, err = s.factory.CallContractAndCheckLogs(
 						newAddrPriv,
@@ -416,7 +435,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, nonExistingValAddr.String(), big.NewInt(2e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("validator does not exist")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.DelegateMethod,
+							stakingtypes.ErrNoValidatorFound.Error(),
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -437,9 +462,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						differentAddr, valAddr.String(), big.NewInt(2e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains(
-						fmt.Sprintf(cmn.ErrRequesterIsNotMsgSender, delegator.Addr, differentAddr),
-					)
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrRequesterIsNotMsgSender,
+							delegator.Addr,
+							differentAddr,
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -494,7 +523,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, valAddr.String(), big.NewInt(2e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("invalid shares amount")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.UndelegateMethod,
+							"invalid shares amount: invalid request",
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -513,7 +548,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, nonExistingValAddr.String(), big.NewInt(1e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("validator does not exist")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.UndelegateMethod,
+							stakingtypes.ErrNoValidatorFound.Error(),
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -532,9 +573,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						differentAddr, valAddr.String(), big.NewInt(1e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains(
-						fmt.Sprintf(cmn.ErrRequesterIsNotMsgSender, delegator.Addr, differentAddr),
-					)
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrRequesterIsNotMsgSender,
+							delegator.Addr,
+							differentAddr,
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -586,7 +631,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, valAddr.String(), valAddr2.String(), big.NewInt(2e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("invalid shares amount")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.RedelegateMethod,
+							"invalid shares amount: invalid request",
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -605,7 +656,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, valAddr.String(), nonExistingValAddr.String(), big.NewInt(1e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("redelegation destination validator not found")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.RedelegateMethod,
+							stakingtypes.ErrBadRedelegationDst.Error(),
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -625,9 +682,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						differentAddr, valAddr.String(), valAddr2.String(), big.NewInt(1e18),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains(
-						fmt.Sprintf(cmn.ErrRequesterIsNotMsgSender, delegator.Addr, differentAddr),
-					)
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrRequesterIsNotMsgSender,
+							delegator.Addr,
+							differentAddr,
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -722,7 +783,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, valAddr.String(), big.NewInt(2e18), big.NewInt(creationHeight),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("amount is greater than the unbonding delegation entry balance")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.CancelUnbondingDelegationMethod,
+							"amount is greater than the unbonding delegation entry balance: invalid request",
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -745,7 +812,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						delegator.Addr, valAddr.String(), big.NewInt(1e18), big.NewInt(creationHeight + 1),
 					}
 
-					logCheckArgs := defaultLogCheck.WithErrContains("unbonding delegation entry is not found at block height")
+					logCheckArgs := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.CancelUnbondingDelegationMethod,
+							fmt.Sprintf("unbonding delegation entry is not found at block height %d: not found", creationHeight+1),
+						))
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -882,12 +955,26 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 			It("should return an error if the bonding type is not known", func() {
 				delegator := s.keyring.GetKey(0)
 
-				callArgs.Args = []interface{}{
+				args := []interface{}{
 					"15", // invalid bonding type
 					query.PageRequest{},
 				}
+				method := s.precompile.Methods[staking.ValidatorsMethod]
+				req, rerr := staking.NewValidatorsRequest(&method, args)
+				Expect(rerr).To(BeNil())
+				q := stakingkeeper.NewQuerier(s.network.App.GetStakingKeeper())
+				_, qerr := q.Validators(s.network.GetContext(), req)
+				Expect(qerr).To(HaveOccurred())
 
-				invalidStatusCheck := defaultLogCheck.WithErrContains("invalid validator status 15")
+				invalidStatusCheck := defaultLogCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrQueryFailed,
+						staking.ValidatorsMethod,
+						qerr.Error(),
+					))
+
+				callArgs.Args = args
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					delegator.Priv,
@@ -2126,11 +2213,15 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 
 						txArgs.To = &contractTwoAddr
 
-						reverReasonCheck := execRevertedCheck.WithErrContains(
-							errorsmod.Wrapf(
-								sdkerrors.ErrUnauthorized, "%s is not allowed to receive funds", bondedTokensPoolAccAddr.String(),
-							).Error(),
-						)
+						// Bank/module-account guard wraps the SDK error with "failed to set account: ".
+						// Substring checks against err.Error() miss this because DecodeRevertReason surfaces hex in the message.
+						revertBz, encErr := evmtypes.RevertReasonBytes("failed to set account: " + errorsmod.Wrapf(
+							sdkerrors.ErrUnauthorized,
+							"%s is not allowed to receive funds",
+							bondedTokensPoolAccAddr.String(),
+						).Error())
+						Expect(encErr).To(BeNil())
+						reverReasonCheck := execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 
 						_, _, err := s.factory.CallContractAndCheckLogs(
 							s.keyring.GetPrivKey(0),
@@ -2164,9 +2255,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						nonExistingVal.String(),
 					}
 
-					reverReasonCheck := execRevertedCheck.WithErrContains(
-						stakingtypes.ErrNoValidatorFound.Error(),
-					)
+					reverReasonCheck := execRevertedCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+						WithErrExact(cmn.NewRevertWithSolidityError(
+							s.precompile.ABI,
+							cmn.SolidityErrMsgServerFailed,
+							staking.DelegateMethod,
+							stakingtypes.ErrNoValidatorFound.Error(),
+						))
 
 					_, _, err = s.factory.CallContractAndCheckLogs(
 						delegator.Priv,
@@ -2249,7 +2344,10 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					nonExistingVal.String(), big.NewInt(1e18),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(CallerErrDelegationNotExist)
+				// Precompile surfaces the msg server error as a standard Error(string) revert (0x08c379a0…), not IPrecompile MsgServerFailed.
+				revertBz, encErr := evmtypes.RevertReasonBytes(CallerErrDelegationNotExist)
+				Expect(encErr).To(BeNil())
+				revertReasonCheck := execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					delegator.Priv,
@@ -2271,7 +2369,10 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					valAddr.String(), big.NewInt(1e18),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(CallerErrDelegationNotExist)
+				// Same as "delegation does not exist": StakingCaller._checkDelegation runs before the precompile.
+				revertBz, encErr := evmtypes.RevertReasonBytes(CallerErrDelegationNotExist)
+				Expect(encErr).To(BeNil())
+				revertReasonCheck := execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					differentSender.Priv,
@@ -2353,7 +2454,9 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					nonExistingVal.String(), valAddr2.String(), big.NewInt(1e18),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(CallerErrDelegationNotExist)
+				revertBz, encErr := evmtypes.RevertReasonBytes(CallerErrDelegationNotExist)
+				Expect(encErr).To(BeNil())
+				revertReasonCheck := execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					delegator.Priv,
@@ -2375,7 +2478,9 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					valAddr.String(), valAddr2.String(), big.NewInt(1e18),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(CallerErrDelegationNotExist)
+				revertBz, encErr := evmtypes.RevertReasonBytes(CallerErrDelegationNotExist)
+				Expect(encErr).To(BeNil())
+				revertReasonCheck := execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					differentSender.Priv,
@@ -2397,9 +2502,15 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					valAddr.String(), nonExistingVal.String(), big.NewInt(1e18),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(stakingtypes.ErrBadRedelegationDst.Error())
+				revertReasonCheck := execRevertedCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrMsgServerFailed,
+						staking.RedelegateMethod,
+						stakingtypes.ErrBadRedelegationDst.Error(),
+					))
 
-				_, _, err = s.factory.CallContractAndCheckLogs(
+				_, _, err := s.factory.CallContractAndCheckLogs(
 					delegator.Priv,
 					txArgs, callArgs,
 					revertReasonCheck,
@@ -2510,7 +2621,9 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 					big.NewInt(expCreationHeight),
 				}
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(CallerErrUnbondingDelegationNotExist)
+				revertBz, encErr := evmtypes.RevertReasonBytes(CallerErrUnbondingDelegationNotExist)
+				Expect(encErr).To(BeNil())
+				revertReasonCheck := execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 
 				_, _, err = s.factory.CallContractAndCheckLogs(
 					delegator.Priv,
@@ -2669,14 +2782,26 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 			It("should revert the execution if the bonding type is not known", func() {
 				delegator := s.keyring.GetKey(0)
 
-				callArgs.Args = []interface{}{
+				args := []interface{}{
 					"15", // invalid bonding type
 					query.PageRequest{},
 				}
+				method := s.precompile.Methods[staking.ValidatorsMethod]
+				req, rerr := staking.NewValidatorsRequest(&method, args)
+				Expect(rerr).To(BeNil())
+				q := stakingkeeper.NewQuerier(s.network.App.GetStakingKeeper())
+				_, qerr := q.Validators(s.network.GetContext(), req)
+				Expect(qerr).To(HaveOccurred())
 
-				revertReasonCheck := execRevertedCheck.WithErrNested(
-					fmt.Sprintf("rpc error: code = %s desc = invalid validator status %s", codes.InvalidArgument, "15"),
-				)
+				revertReasonCheck := execRevertedCheck.WithErrContains(vm.ErrExecutionReverted.Error()).
+					WithErrExact(cmn.NewRevertWithSolidityError(
+						s.precompile.ABI,
+						cmn.SolidityErrQueryFailed,
+						staking.ValidatorsMethod,
+						qerr.Error(),
+					))
+
+				callArgs.Args = args
 
 				_, _, err := s.factory.CallContractAndCheckLogs(
 					delegator.Priv,
@@ -3089,9 +3214,13 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 						valAddr2.String(), big.NewInt(1e18), testcase.calltype,
 					}
 
-					checkArgs := execRevertedCheck.WithErrNested(fmt.Sprintf("failed %s to precompile", testcase.calltype))
+					var checkArgs testutil.LogCheckArgs
 					if testcase.expTxPass {
 						checkArgs = passCheck.WithExpEvents(staking.EventTypeUnbond)
+					} else {
+						revertBz, encErr := evmtypes.RevertReasonBytes(fmt.Sprintf("failed %s to precompile", testcase.calltype))
+						Expect(encErr).To(BeNil())
+						checkArgs = execRevertedCheck.WithErrExact(evmtypes.NewExecErrorWithReason(revertBz))
 					}
 
 					_, _, err := s.factory.CallContractAndCheckLogs(
diff --git a/tests/integration/precompiles/staking/test_query.go b/tests/integration/precompiles/staking/test_query.go
index 46f94212b..9faac9ef9 100644
--- a/tests/integration/precompiles/staking/test_query.go
+++ b/tests/integration/precompiles/staking/test_query.go
@@ -1,21 +1,24 @@
 package staking
 
 import (
-	"fmt"
 	"math/big"
 
+	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/vm"
 	"github.com/holiman/uint256"
 
+	evmaddress "github.com/cosmos/evm/encoding/address"
 	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/staking"
+	"github.com/cosmos/evm/precompiles/testutil"
 	testutiltx "github.com/cosmos/evm/testutil/tx"
 
 	"cosmossdk.io/math"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/query"
+	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 )
 
@@ -23,12 +26,12 @@ func (s *PrecompileTestSuite) TestDelegation() {
 	method := s.precompile.Methods[staking.DelegationMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress string) []interface{}
-		postCheck   func(bz []byte)
-		gas         uint64
-		expErr      bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress string) []interface{}
+		postCheck func(bz []byte)
+		gas       uint64
+		expErr    bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -38,7 +41,7 @@ func (s *PrecompileTestSuite) TestDelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid delegator address",
@@ -51,7 +54,7 @@ func (s *PrecompileTestSuite) TestDelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, "invalid"),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "invalid"),
 		},
 		{
 			"fail - invalid operator address",
@@ -64,7 +67,7 @@ func (s *PrecompileTestSuite) TestDelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			"invalid: unknown address",
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "invalid"),
 		},
 		{
 			"success - empty delegation",
@@ -83,7 +86,7 @@ func (s *PrecompileTestSuite) TestDelegation() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success",
@@ -101,7 +104,7 @@ func (s *PrecompileTestSuite) TestDelegation() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -114,7 +117,8 @@ func (s *PrecompileTestSuite) TestDelegation() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotEmpty(bz)
@@ -128,12 +132,12 @@ func (s *PrecompileTestSuite) TestUnbondingDelegation() {
 	method := s.precompile.Methods[staking.UnbondingDelegationMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress string) []interface{}
-		postCheck   func(bz []byte)
-		gas         uint64
-		expErr      bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress string) []interface{}
+		postCheck func(bz []byte)
+		gas       uint64
+		expErr    bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -143,7 +147,7 @@ func (s *PrecompileTestSuite) TestUnbondingDelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid delegator address",
@@ -156,7 +160,7 @@ func (s *PrecompileTestSuite) TestUnbondingDelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, "invalid"),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "invalid"),
 		},
 		{
 			"success - no unbonding delegation found",
@@ -175,7 +179,7 @@ func (s *PrecompileTestSuite) TestUnbondingDelegation() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success",
@@ -195,7 +199,7 @@ func (s *PrecompileTestSuite) TestUnbondingDelegation() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -213,7 +217,8 @@ func (s *PrecompileTestSuite) TestUnbondingDelegation() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotNil(bz)
@@ -227,12 +232,12 @@ func (s *PrecompileTestSuite) TestValidator() {
 	method := s.precompile.Methods[staking.ValidatorMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(operatorAddress common.Address) []interface{}
-		postCheck   func(bz []byte)
-		gas         uint64
-		expErr      bool
-		errContains string
+		name      string
+		malleate  func(operatorAddress common.Address) []interface{}
+		postCheck func(bz []byte)
+		gas       uint64
+		expErr    bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -242,7 +247,7 @@ func (s *PrecompileTestSuite) TestValidator() {
 			func(_ []byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 1, 0),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(1), big.NewInt(0)),
 		},
 		{
 			"success",
@@ -263,7 +268,7 @@ func (s *PrecompileTestSuite) TestValidator() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			name: "success - empty validator",
@@ -297,7 +302,8 @@ func (s *PrecompileTestSuite) TestValidator() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotNil(bz)
@@ -311,12 +317,12 @@ func (s *PrecompileTestSuite) TestValidators() {
 	method := s.precompile.Methods[staking.ValidatorsMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(bz []byte)
-		gas         uint64
-		expErr      bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(bz []byte)
+		gas       uint64
+		expErr    bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -326,7 +332,7 @@ func (s *PrecompileTestSuite) TestValidators() {
 			func(_ []byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 0),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(0)),
 		},
 		{
 			"fail - invalid number of arguments",
@@ -338,7 +344,7 @@ func (s *PrecompileTestSuite) TestValidators() {
 			func(_ []byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 2, 1),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(2), big.NewInt(1)),
 		},
 		{
 			"success - bonded status & pagination w/countTotal",
@@ -365,7 +371,7 @@ func (s *PrecompileTestSuite) TestValidators() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - bonded status & pagination w/countTotal & key is []byte{0}",
@@ -393,7 +399,7 @@ func (s *PrecompileTestSuite) TestValidators() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -406,7 +412,8 @@ func (s *PrecompileTestSuite) TestValidators() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotNil(bz)
@@ -421,12 +428,12 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 	redelegateMethod := s.precompile.Methods[staking.RedelegateMethod]
 
 	testCases := []struct {
-		name        string
-		malleate    func(srcOperatorAddr, destOperatorAddr string) []interface{}
-		postCheck   func(bz []byte)
-		gas         uint64
-		expErr      bool
-		errContains string
+		name      string
+		malleate  func(srcOperatorAddr, destOperatorAddr string) []interface{}
+		postCheck func(bz []byte)
+		gas       uint64
+		expErr    bool
+		wantErr   error
 	}{
 		{
 			"fail - empty input args",
@@ -436,7 +443,7 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0)),
 		},
 		{
 			"fail - invalid delegator address",
@@ -450,7 +457,7 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, "invalid"),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "invalid"),
 		},
 		{
 			"fail - empty src validator addr",
@@ -464,7 +471,7 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			"empty address string is not allowed",
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"fail - empty destination addr",
@@ -478,7 +485,7 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 			func([]byte) {},
 			100000,
 			true,
-			"empty address string is not allowed",
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, ""),
 		},
 		{
 			"success",
@@ -499,7 +506,7 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 			},
 			100000,
 			false,
-			"",
+			nil,
 		},
 		{
 			name: "success - no redelegation found",
@@ -541,7 +548,8 @@ func (s *PrecompileTestSuite) TestRedelegation() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				s.Require().NotNil(tc.wantErr)
+				testutil.RequireExactError(s.T(), err, tc.wantErr)
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotNil(bz)
@@ -559,12 +567,14 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 	)
 
 	testCases := []struct {
-		name        string
-		malleate    func() []interface{}
-		postCheck   func(bz []byte)
-		gas         uint64
-		expErr      bool
-		errContains string
+		name      string
+		malleate  func() []interface{}
+		postCheck func(bz []byte)
+		gas       uint64
+		expErr    bool
+		wantErr   error
+		// wantErrFn builds the expected error (e.g. match full gRPC message from the same querier as the precompile).
+		wantErrFn func(*PrecompileTestSuite, *abi.Method, func() []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -574,7 +584,8 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			func([]byte) {},
 			100000,
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0)),
+			nil,
 		},
 		{
 			"fail - invalid delegator address",
@@ -589,7 +600,16 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			func([]byte) {},
 			100000,
 			true,
-			"redelegation not found",
+			nil,
+			func(s *PrecompileTestSuite, method *abi.Method, malleate func() []interface{}) error {
+				args := malleate()
+				req, rerr := staking.NewRedelegationsRequest(method, args, evmaddress.NewEvmCodec(sdk.GetConfig().GetBech32AccountAddrPrefix()))
+				s.Require().NoError(rerr)
+				q := stakingkeeper.NewQuerier(s.network.App.GetStakingKeeper())
+				_, qerr := q.Redelegations(sdk.WrapSDKContext(s.network.GetContext()), req)
+				s.Require().Error(qerr)
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrQueryFailed, staking.RedelegationsMethod, qerr.Error())
+			},
 		},
 		{
 			"fail - invalid query | all empty args ",
@@ -604,7 +624,8 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			func([]byte) {},
 			100000,
 			true,
-			"invalid query. Need to specify at least a source validator address or delegator address",
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "all filter addresses empty"),
+			nil,
 		},
 		{
 			"fail - invalid query | only destination validator address",
@@ -619,7 +640,8 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			func([]byte) {},
 			100000,
 			true,
-			"invalid query. Need to specify at least a source validator address or delegator address",
+			cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "destination validator set without delegator or source validator"),
+			nil,
 		},
 		{
 			"success - specified delegator, source & destination",
@@ -636,7 +658,8 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			},
 			100000,
 			false,
-			"",
+			nil,
+			nil,
 		},
 		{
 			"success - specifying only source w/pagination",
@@ -656,7 +679,8 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			},
 			100000,
 			false,
-			"",
+			nil,
+			nil,
 		},
 		{
 			"success - get all existing redelegations for a delegator w/pagination",
@@ -676,7 +700,8 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 			},
 			100000,
 			false,
-			"",
+			nil,
+			nil,
 		},
 	}
 
@@ -693,7 +718,14 @@ func (s *PrecompileTestSuite) TestRedelegations() {
 
 			if tc.expErr {
 				s.Require().Error(err)
-				s.Require().Contains(err.Error(), tc.errContains)
+				var wantErr error
+				if tc.wantErrFn != nil {
+					wantErr = tc.wantErrFn(s, &method, tc.malleate)
+				} else {
+					s.Require().NotNil(tc.wantErr)
+					wantErr = tc.wantErr
+				}
+				testutil.RequireExactError(s.T(), err, wantErr)
 			} else {
 				s.Require().NoError(err)
 				s.Require().NotNil(bz)
diff --git a/tests/integration/precompiles/staking/test_staking.go b/tests/integration/precompiles/staking/test_staking.go
index 5efe96569..3a9d809dc 100644
--- a/tests/integration/precompiles/staking/test_staking.go
+++ b/tests/integration/precompiles/staking/test_staking.go
@@ -10,6 +10,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/vm"
 	"github.com/holiman/uint256"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/staking"
 	"github.com/cosmos/evm/precompiles/testutil"
 	chainutil "github.com/cosmos/evm/testutil"
@@ -127,14 +128,15 @@ func (s *PrecompileTestSuite) TestRequiredGas() {
 // TestRun tests the precompile's Run method.
 func (s *PrecompileTestSuite) TestRun() {
 	var ctx sdk.Context
+
 	testcases := []struct {
-		name        string
-		malleate    func(delegator keyring.Key) []byte
-		gas         uint64
-		readOnly    bool
-		expPass     bool
-		expRevert   bool // true if error returns ABI-encoded revert reason bytes (not OOG)
-		errContains string
+		name      string
+		malleate  func(delegator keyring.Key) []byte
+		gas       uint64
+		readOnly  bool
+		expPass   bool
+		expRevert bool // true if error returns ABI-encoded revert reason bytes (not OOG)
+		wantErrFn func() error
 	}{
 		{
 			"fail - contract gas limit is < gas cost to run a query / tx",
@@ -152,7 +154,11 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			false,
 			false,
-			"out of gas",
+			func() error {
+				bz, err := evmtypes.RevertReasonBytes(vm.ErrOutOfGas.Error())
+				s.Require().NoError(err)
+				return evmtypes.NewExecErrorWithReason(bz)
+			},
 		},
 		{
 			"pass - delegate transaction",
@@ -170,7 +176,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - undelegate transaction",
@@ -188,7 +194,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - redelegate transaction",
@@ -207,7 +213,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"failed to redelegate tokens",
+			nil,
 		},
 		{
 			"pass - cancel unbonding delegation transaction",
@@ -248,7 +254,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - delegation query",
@@ -265,7 +271,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - validator query",
@@ -284,7 +290,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - redelgation query",
@@ -323,7 +329,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - delegation query - read only",
@@ -340,7 +346,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			true,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"pass - unbonding delegation query",
@@ -379,7 +385,7 @@ func (s *PrecompileTestSuite) TestRun() {
 			true,
 			true,
 			false,
-			"",
+			nil,
 		},
 		{
 			"fail - delegate method - read only",
@@ -397,7 +403,10 @@ func (s *PrecompileTestSuite) TestRun() {
 			true,
 			false,
 			true,
-			"write protection",
+			func() error {
+				s.T().Helper()
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrABISetupFailed, vm.ErrWriteProtection.Error())
+			},
 		},
 		{
 			"fail - invalid method",
@@ -408,7 +417,12 @@ func (s *PrecompileTestSuite) TestRun() {
 			false,
 			false,
 			true,
-			"no method with id",
+			func() error {
+				s.T().Helper()
+				_, err := staking.ABI.MethodById([]byte("invalid")[:4])
+				s.Require().Error(err)
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrABISetupFailed, err.Error())
+			},
 		},
 	}
 
@@ -473,10 +487,9 @@ func (s *PrecompileTestSuite) TestRun() {
 				s.Require().NoError(err, "expected no error when running the precompile")
 				s.Require().NotNil(bz, "expected returned bytes not to be nil")
 			case tc.expRevert:
-				s.Require().ErrorIs(err, vm.ErrExecutionReverted)
-				s.Require().NotNil(bz, "expected revert reason bytes")
-				revertErr := evmtypes.NewExecErrorWithReason(bz)
-				s.Require().ErrorContains(revertErr, tc.errContains)
+				s.Require().Error(err, "expected error to be returned when running the precompile")
+				s.Require().NotNil(bz, "expected returned bytes not to be nil")
+				testutil.RequireExactError(s.T(), evmtypes.NewExecErrorWithReason(bz), tc.wantErrFn())
 			default:
 				s.Require().ErrorIs(err, vm.ErrOutOfGas)
 				s.Require().Nil(bz, "expected nil bytes on out of gas")
@@ -742,7 +755,7 @@ func (s *PrecompileTestSuite) TestCMS() {
 			100000, // use gas > 0 to avoid doing gas estimation
 			false,
 			true,
-			"no method with id",
+			vm.ErrExecutionReverted.Error(),
 		},
 	}
 
@@ -816,7 +829,7 @@ func (s *PrecompileTestSuite) TestCMS() {
 						"expected error to be returned when running the precompile")
 					s.Require().NotNil(resp.Ret, "expected returned bytes to be encoded error reason")
 					execRevertErr := evmtypes.NewExecErrorWithReason(resp.Ret)
-					s.Require().Contains(execRevertErr.Error(), tc.errContains)
+					s.Require().ErrorContains(execRevertErr, tc.errContains)
 
 					consumed := ctx.GasMeter().GasConsumed()
 					// Because opCall (for calling precompile) return ErrExecutionReverted, leftOverGas is refunded.
diff --git a/tests/integration/precompiles/staking/test_tx.go b/tests/integration/precompiles/staking/test_tx.go
index 0e48f2241..06512fa8b 100644
--- a/tests/integration/precompiles/staking/test_tx.go
+++ b/tests/integration/precompiles/staking/test_tx.go
@@ -51,7 +51,7 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 		callerAddress *common.Address
 		postCheck     func(data []byte)
 		expError      bool
-		errContains   string
+		wantErrFn     func(caller common.Address, createArgs []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -62,7 +62,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 6, 0),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(6), big.NewInt(0))
+			},
 		},
 		{
 			"fail - different origin than delegator",
@@ -81,7 +83,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"does not match the requester address",
+			func(caller common.Address, createArgs []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, createArgs[3])
+			},
 		},
 		{
 			"fail - invalid description",
@@ -99,7 +103,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid description",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, staking.SolidityErrInvalidDescription, "")
+			},
 		},
 		{
 			"fail - invalid commission",
@@ -117,7 +123,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid commission",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, staking.SolidityErrInvalidCommission, "")
+			},
 		},
 		{
 			"fail - invalid min self delegation",
@@ -135,7 +143,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid amount",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, "")
+			},
 		},
 		{
 			"fail - invalid validator address",
@@ -153,7 +163,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid validator address",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "1205")
+			},
 		},
 		{
 			"fail - invalid pubkey",
@@ -171,7 +183,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid type for",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "1205")
+			},
 		},
 		{
 			"fail - pubkey decoding error",
@@ -189,7 +203,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"illegal base64 data",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidPubkey, "illegal base64 data at input byte 7")
+			},
 		},
 		{
 			"fail - consensus pubkey len is invalid",
@@ -207,7 +223,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"consensus pubkey len is invalid",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidPubkeySize, big.NewInt(4), big.NewInt(32))
+			},
 		},
 		{
 			"fail - invalid value",
@@ -225,7 +243,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid amount",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, "")
+			},
 		},
 		{
 			"fail - cannot be called from address != than validator address",
@@ -243,7 +263,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			&diffAddr,
 			func([]byte) {},
 			true,
-			"does not match the requester address",
+			func(caller common.Address, createArgs []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, createArgs[3])
+			},
 		},
 		{
 			"fail - cannot be called from account with code (if it is not EIP-7702 delegated account)",
@@ -262,7 +284,9 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			staking.ErrCannotCallFromContract,
+			func(caller common.Address, _ []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, staking.SolidityErrCannotCallFromContract, caller, big.NewInt(2), false)
+			},
 		},
 		{
 			"success",
@@ -311,7 +335,7 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 				s.Require().Equal(math.NewIntFromBigInt(minSelfDelegation), validator.MinSelfDelegation, "expected validator min self delegation to be %s; got %s", minSelfDelegation, validator.MinSelfDelegation)
 			},
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -333,10 +357,14 @@ func (s *PrecompileTestSuite) TestCreateValidator() {
 			var contract *vm.Contract
 			contract, ctx = testutil.NewPrecompileContract(s.T(), ctx, caller, s.precompile.Address(), tc.gas)
 
-			bz, err := s.precompile.CreateValidator(ctx, contract, stDB, &method, tc.malleate())
+			createArgs := tc.malleate()
+			bz, err := s.precompile.CreateValidator(ctx, contract, stDB, &method, createArgs)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				wantErr := tc.wantErrFn(caller, createArgs)
+				s.Require().NotNil(wantErr)
+				testutil.RequireExactError(s.T(), err, wantErr)
 				s.Require().Empty(bz)
 			} else {
 				s.Require().NoError(err)
@@ -398,7 +426,7 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 		callerAddress *common.Address
 		postCheck     func(data []byte)
 		expError      bool
-		errContains   string
+		wantErrFn     func(caller common.Address, args []interface{}, stDB *statedb.StateDB) error
 	}{
 		{
 			"fail - empty input args",
@@ -409,7 +437,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0))
+			},
 		},
 		{
 			"fail - different origin than delegator",
@@ -426,7 +456,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"does not match the requester address",
+			func(caller common.Address, args []interface{}, _ *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, args[1])
+			},
 		},
 		{
 			"fail - invalid description",
@@ -442,7 +474,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid description",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, staking.SolidityErrInvalidDescription, "")
+			},
 		},
 		{
 			"fail - invalid commission rate",
@@ -458,7 +492,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid type for commissionRate",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, "")
+			},
 		},
 		{
 			"fail - invalid min self delegation",
@@ -474,7 +510,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid type for minSelfDelegation",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, "")
+			},
 		},
 		{
 			"fail - invalid validator address",
@@ -490,7 +528,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"invalid validator address",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "1205")
+			},
 		},
 		{
 			"fail - commission change rate too high",
@@ -506,7 +546,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"commission cannot be changed more than max change rate",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrMsgServerFailed, staking.EditValidatorMethod, "commission cannot be changed more than max change rate")
+			},
 		},
 		{
 			"fail - negative commission rate",
@@ -522,7 +564,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"commission rate must be between 0 and 1 (inclusive)",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrMsgServerFailed, staking.EditValidatorMethod, "commission rate must be between 0 and 1 (inclusive): invalid request")
+			},
 		},
 		{
 			"fail - negative min self delegation",
@@ -538,7 +582,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			"minimum self delegation must be a positive integer",
+			func(common.Address, []interface{}, *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrMsgServerFailed, staking.EditValidatorMethod, "minimum self delegation must be a positive integer: invalid request")
+			},
 		},
 		{
 			"fail - cannot be called from account with code (if it is not EIP-7702 delegated account)",
@@ -557,7 +603,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			}(),
 			func([]byte) {},
 			true,
-			"does not match the requester address",
+			func(caller common.Address, args []interface{}, _ *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, args[1])
+			},
 		},
 		{
 			"fail - cannot be called from smart contract",
@@ -574,7 +622,9 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			nil,
 			func([]byte) {},
 			true,
-			staking.ErrCannotCallFromContract,
+			func(caller common.Address, _ []interface{}, stDB *statedb.StateDB) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, staking.SolidityErrCannotCallFromContract, caller, big.NewInt(2), false)
+			},
 		},
 		{
 			"success",
@@ -610,7 +660,7 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 				s.Require().Equal(minSelfDelegation, editValidatorEvent.MinSelfDelegation)
 			},
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - should not update commission rate",
@@ -646,7 +696,7 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 				s.Require().Equal(validatorAddress, editValidatorEvent.ValidatorAddress)
 			},
 			false,
-			"",
+			nil,
 		},
 		{
 			"success - should not update minimum self delegation",
@@ -682,7 +732,7 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 				s.Require().Equal(validatorAddress, editValidatorEvent.ValidatorAddress)
 			},
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -708,10 +758,14 @@ func (s *PrecompileTestSuite) TestEditValidator() {
 			var contract *vm.Contract
 			contract, ctx = testutil.NewPrecompileContract(s.T(), ctx, caller, s.precompile.Address(), tc.gas)
 
-			bz, err := s.precompile.EditValidator(ctx, contract, stDB, &method, tc.malleate())
+			editArgs := tc.malleate()
+			bz, err := s.precompile.EditValidator(ctx, contract, stDB, &method, editArgs)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				wantErr := tc.wantErrFn(caller, editArgs, stDB)
+				s.Require().NotNil(wantErr)
+				testutil.RequireExactError(s.T(), err, wantErr)
 				s.Require().Empty(bz)
 			} else {
 				s.Require().NoError(err)
@@ -759,7 +813,7 @@ func (s *PrecompileTestSuite) TestDelegate() {
 		expDelegationShares *big.Int
 		postCheck           func(data []byte)
 		expError            bool
-		errContains         string
+		wantErrFn           func(caller common.Address, delegateArgs []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -770,7 +824,9 @@ func (s *PrecompileTestSuite) TestDelegate() {
 			big.NewInt(0),
 			func([]byte) {},
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0))
+			},
 		},
 		{
 			name: "fail - different origin than delegator",
@@ -782,9 +838,11 @@ func (s *PrecompileTestSuite) TestDelegate() {
 					big.NewInt(1e18),
 				}
 			},
-			gas:         200000,
-			expError:    true,
-			errContains: "does not match the requester address",
+			gas:      200000,
+			expError: true,
+			wantErrFn: func(caller common.Address, delegateArgs []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, delegateArgs[0])
+			},
 		},
 		{
 			"fail - invalid delegator address",
@@ -799,7 +857,9 @@ func (s *PrecompileTestSuite) TestDelegate() {
 			big.NewInt(1),
 			func([]byte) {},
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, ""),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - invalid amount",
@@ -814,7 +874,9 @@ func (s *PrecompileTestSuite) TestDelegate() {
 			big.NewInt(1),
 			func([]byte) {},
 			true,
-			fmt.Sprintf(cmn.ErrInvalidAmount, nil),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", nil))
+			},
 		},
 		{
 			"fail - delegation failed because of insufficient funds",
@@ -831,7 +893,16 @@ func (s *PrecompileTestSuite) TestDelegate() {
 			big.NewInt(15),
 			func([]byte) {},
 			true,
-			"insufficient funds",
+			func(common.Address, []interface{}) error {
+				ctx := s.network.GetContext()
+				delegator := s.keyring.GetKey(0)
+				bal := s.network.App.GetBankKeeper().GetBalance(ctx, delegator.AccAddr, s.bondDenom)
+				amt, ok := math.NewIntFromString("1000000000000000000000000000")
+				s.Require().True(ok)
+				wantCoin := sdk.NewCoin(s.bondDenom, amt)
+				return cmn.NewRevertWithSolidityError(s.precompile.ABI, cmn.SolidityErrMsgServerFailed, staking.DelegateMethod,
+					fmt.Sprintf("failed to delegate; %s is smaller than %s: insufficient funds", bal, wantCoin))
+			},
 		},
 		{
 			"success",
@@ -857,7 +928,7 @@ func (s *PrecompileTestSuite) TestDelegate() {
 				s.Require().Equal(log.BlockNumber, uint64(s.network.GetContext().BlockHeight())) //nolint:gosec // G115
 			},
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -883,7 +954,8 @@ func (s *PrecompileTestSuite) TestDelegate() {
 			delegation, delErr := s.network.App.GetStakingKeeper().Delegation(ctx, delegator.AccAddr, valAddr)
 			s.Require().NoError(delErr)
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(delegator.Addr, delegateArgs))
 				s.Require().Empty(bz)
 				s.Require().Equal(s.network.GetValidators()[0].DelegatorShares, delegation.GetShares())
 			} else {
@@ -914,7 +986,7 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 		gas                   uint64
 		expUndelegationShares *big.Int
 		expError              bool
-		errContains           string
+		wantErrFn             func(caller common.Address, undelegateArgs []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -925,7 +997,9 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 			200000,
 			big.NewInt(0),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 3, 0),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(3), big.NewInt(0))
+			},
 		},
 		{
 			name: "fail - different origin than delegator",
@@ -937,9 +1011,11 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 					big.NewInt(1000000000000000000),
 				}
 			},
-			gas:         200000,
-			expError:    true,
-			errContains: "does not match the requester address",
+			gas:      200000,
+			expError: true,
+			wantErrFn: func(caller common.Address, undelegateArgs []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, undelegateArgs[0])
+			},
 		},
 		{
 			"fail - invalid delegator address",
@@ -954,7 +1030,9 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 			200000,
 			big.NewInt(1),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, ""),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - invalid amount",
@@ -969,7 +1047,9 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 			200000,
 			big.NewInt(1),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidAmount, nil),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", nil))
+			},
 		},
 		{
 			"success",
@@ -997,7 +1077,7 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 			20000,
 			big.NewInt(1000000000000000000),
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -1019,7 +1099,8 @@ func (s *PrecompileTestSuite) TestUndelegate() {
 			undelegations, _ := s.network.App.GetStakingKeeper().GetAllUnbondingDelegations(ctx, delegator.AccAddr)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(delegator.Addr, undelegateArgs))
 				s.Require().Empty(bz)
 			} else {
 				s.Require().NoError(err)
@@ -1045,7 +1126,7 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 		gas                   uint64
 		expRedelegationShares *big.Int
 		expError              bool
-		errContains           string
+		wantErrFn             func(caller common.Address, redelegateArgs []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -1056,7 +1137,9 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 			200000,
 			big.NewInt(0),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0))
+			},
 		},
 		{
 			name: "fail - different origin than delegator",
@@ -1069,9 +1152,11 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 					big.NewInt(1000000000000000000),
 				}
 			},
-			gas:         200000,
-			expError:    true,
-			errContains: "does not match the requester address",
+			gas:      200000,
+			expError: true,
+			wantErrFn: func(caller common.Address, redelegateArgs []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrRequesterIsNotMsgSender, caller, redelegateArgs[0])
+			},
 		},
 		{
 			"fail - invalid delegator address",
@@ -1087,7 +1172,9 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 			200000,
 			big.NewInt(1),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, ""),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - invalid amount",
@@ -1103,7 +1190,9 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 			200000,
 			big.NewInt(1),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidAmount, nil),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", nil))
+			},
 		},
 		{
 			"fail - invalid shares amount",
@@ -1119,7 +1208,9 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 			200000,
 			big.NewInt(1),
 			true,
-			"invalid shares amount",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrMsgServerFailed, staking.RedelegateMethod, "invalid shares amount: invalid request")
+			},
 		},
 		{
 			"success",
@@ -1145,7 +1236,7 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 			200000,
 			big.NewInt(1),
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -1169,7 +1260,8 @@ func (s *PrecompileTestSuite) TestRedelegate() {
 			s.Require().NoError(redelErr)
 
 			if tc.expError {
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(delegator.Addr, redelegateArgs))
 				s.Require().Empty(bz)
 			} else {
 				s.Require().NoError(err)
@@ -1196,7 +1288,7 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 		gas                uint64
 		expDelegatedShares *big.Int
 		expError           bool
-		errContains        string
+		wantErrFn          func(caller common.Address, cancelArgs []interface{}) error
 	}{
 		{
 			"fail - empty input args",
@@ -1207,7 +1299,9 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 			200000,
 			big.NewInt(0),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidNumberOfArgs, 4, 0),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidNumberOfArgs, big.NewInt(4), big.NewInt(0))
+			},
 		},
 		{
 			"fail - invalid delegator address",
@@ -1223,7 +1317,9 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 			200000,
 			big.NewInt(1),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidDelegator, ""),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAddress, "")
+			},
 		},
 		{
 			"fail - creation height",
@@ -1239,23 +1335,9 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 			200000,
 			big.NewInt(1),
 			true,
-			"invalid creation height",
-		},
-		{
-			"fail - invalid amount",
-			func(delegator testkeyring.Key, operatorAddress string) []interface{} {
-				return []interface{}{
-					delegator.Addr,
-					operatorAddress,
-					nil,
-					big.NewInt(1),
-				}
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidHeight, fmt.Sprintf("%v", nil))
 			},
-			func([]byte) {},
-			200000,
-			big.NewInt(1),
-			true,
-			fmt.Sprintf(cmn.ErrInvalidAmount, nil),
 		},
 		{
 			"fail - invalid amount",
@@ -1271,10 +1353,12 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 			200000,
 			big.NewInt(1),
 			true,
-			fmt.Sprintf(cmn.ErrInvalidAmount, nil),
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrInvalidAmount, fmt.Sprintf("%v", nil))
+			},
 		},
 		{
-			"fail - invalid shares amount",
+			"fail - negative cancel amount",
 			func(delegator testkeyring.Key, operatorAddress string) []interface{} {
 				return []interface{}{
 					delegator.Addr,
@@ -1287,7 +1371,9 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 			200000,
 			big.NewInt(1),
 			true,
-			"invalid amount: invalid request",
+			func(common.Address, []interface{}) error {
+				return cmn.NewRevertWithSolidityError(staking.ABI, cmn.SolidityErrMsgServerFailed, staking.CancelUnbondingDelegationMethod, "invalid amount: invalid request")
+			},
 		},
 		{
 			"success",
@@ -1307,7 +1393,7 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 			200000,
 			big.NewInt(1),
 			false,
-			"",
+			nil,
 		},
 	}
 
@@ -1324,7 +1410,8 @@ func (s *PrecompileTestSuite) TestCancelUnbondingDelegation() {
 
 			if tc.expError {
 				bz, err := s.precompile.CancelUnbondingDelegation(ctx, contract, stDB, &method, cancelArgs)
-				s.Require().ErrorContains(err, tc.errContains)
+				s.Require().NotNil(tc.wantErrFn)
+				testutil.RequireExactError(s.T(), err, tc.wantErrFn(delegator.Addr, cancelArgs))
 				s.Require().Empty(bz)
 			} else {
 				undelegateArgs := []interface{}{
diff --git a/tests/integration/precompiles/werc20/test_integration.go b/tests/integration/precompiles/werc20/test_integration.go
index ae442f3dd..a6828897d 100644
--- a/tests/integration/precompiles/werc20/test_integration.go
+++ b/tests/integration/precompiles/werc20/test_integration.go
@@ -11,6 +11,7 @@ import (
 	//nolint:revive // dot imports are fine for Ginkgo
 	. "github.com/onsi/gomega"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/erc20"
 	"github.com/cosmos/evm/precompiles/testutil"
 	"github.com/cosmos/evm/precompiles/werc20"
@@ -455,7 +456,10 @@ func TestPrecompileIntegrationTestSuite(t *testing.T, create network.CreateEvmAp
 				It("it should fail to transfer tokens to a receiver using `transferFrom`", func() {
 					txArgs, transferArgs := callsData.getTxAndCallArgs(directCall, erc20.TransferFromMethod, txSender.Addr, user.Addr, transferAmount)
 
-					insufficientAllowanceCheck := failCheck.WithErrContains(erc20.ErrInsufficientAllowance.Error())
+					insufficientAllowanceCheck := failCheck.WithErrExact(cmn.NewRevertWithSolidityError(
+						is.precompile.ABI, erc20.SolidityErrERC20InsufficientAllowance,
+						txSender.Addr, common.Big0, transferAmount,
+					))
 					_, _, err := is.factory.CallContractAndCheckLogs(txSender.Priv, txArgs, transferArgs, insufficientAllowanceCheck)
 					Expect(err).ToNot(HaveOccurred(), "unexpected result calling contract")
 					Expect(is.network.NextBlock()).ToNot(HaveOccurred(), "error on NextBlock after transfer")
diff --git a/tests/solidity/suites/precompiles/hardhat.config.js b/tests/solidity/suites/precompiles/hardhat.config.js
index 019d79017..f7d8e02e1 100644
--- a/tests/solidity/suites/precompiles/hardhat.config.js
+++ b/tests/solidity/suites/precompiles/hardhat.config.js
@@ -5,7 +5,7 @@ module.exports = {
   solidity: {
     compilers: [
       {
-        version: "0.8.18",
+        version: "0.8.20",
       },
       // This version is required to compile the werc9 contract.
       {
diff --git a/tests/solidity/suites/precompiles/test/3_erc20/erc20.js b/tests/solidity/suites/precompiles/test/3_erc20/erc20.js
index daedebc2b..64158a5c7 100644
--- a/tests/solidity/suites/precompiles/test/3_erc20/erc20.js
+++ b/tests/solidity/suites/precompiles/test/3_erc20/erc20.js
@@ -9,7 +9,7 @@ describe('ERC20 Precompile', function () {
     before(async function () {
         [owner, spender, recipient] = await hre.ethers.getSigners()
         erc20 = await hre.ethers.getContractAt(
-            'IERC20Metadata',
+            'ERC20I',
             '0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE'
         )
     })
diff --git a/tests/solidity/suites/revert_cases/hardhat.config.js b/tests/solidity/suites/revert_cases/hardhat.config.js
index 019d79017..f7d8e02e1 100644
--- a/tests/solidity/suites/revert_cases/hardhat.config.js
+++ b/tests/solidity/suites/revert_cases/hardhat.config.js
@@ -5,7 +5,7 @@ module.exports = {
   solidity: {
     compilers: [
       {
-        version: "0.8.18",
+        version: "0.8.20",
       },
       // This version is required to compile the werc9 contract.
       {
diff --git a/tests/solidity/suites/revert_cases/test/common.js b/tests/solidity/suites/revert_cases/test/common.js
index 5291c324f..7f874b8fd 100644
--- a/tests/solidity/suites/revert_cases/test/common.js
+++ b/tests/solidity/suites/revert_cases/test/common.js
@@ -14,9 +14,12 @@ const DEFAULT_GAS_LIMIT = 1_000_000
 const LARGE_GAS_LIMIT = 10_000_000
 const LOW_GAS_LIMIT=50_000
 
-const PANIC_ASSERT_0x01 = "Panic(1)"
-const PANIC_DIVISION_BY_ZERO_0x12 = "Panic(18)"
-const PANIC_ARRAY_OUT_OF_BOUND_0x32 = "Panic(50)"
+const PANIC_NAME = "Panic"
+const PANIC_CODE_0x01 = 1
+const PANIC_CODE_0x12 = 18
+const PANIC_CODE_0x32 = 50
+
+const ERROR_NAME = "Error"
 
 module.exports = {
     // Precompile Addresses
@@ -34,8 +37,10 @@ module.exports = {
     LARGE_GAS_LIMIT,
     LOW_GAS_LIMIT,
     
-    // Panics
-    PANIC_ASSERT_0x01,
-    PANIC_DIVISION_BY_ZERO_0x12,
-    PANIC_ARRAY_OUT_OF_BOUND_0x32
+    // Built-in error decoding
+    PANIC_NAME,
+    PANIC_CODE_0x01,
+    PANIC_CODE_0x12,
+    PANIC_CODE_0x32,
+    ERROR_NAME,
 }
\ No newline at end of file
diff --git a/tests/solidity/suites/revert_cases/test/precompile_revert_cases.js b/tests/solidity/suites/revert_cases/test/precompile_revert_cases.js
index ce397d0ff..8b5f1cc45 100644
--- a/tests/solidity/suites/revert_cases/test/precompile_revert_cases.js
+++ b/tests/solidity/suites/revert_cases/test/precompile_revert_cases.js
@@ -2,9 +2,8 @@ const { expect } = require('chai');
 const hre = require('hardhat');
 const { LARGE_GAS_LIMIT, LOW_GAS_LIMIT } = require('./common');
 const {
-    decodeRevertReason,
     analyzeFailedTransaction,
-    verifyTransactionRevert,
+    parseEthersError,
     verifyOutOfGasError
 } = require('./test_helper')
 
@@ -12,6 +11,7 @@ describe('Precompile Revert Cases E2E Tests', function () {
     let revertTestContract, precompileWrapper;
     let validValidatorAddress, invalidValidatorAddress;
     let analysis, decodedReason;
+    let stakingIface, distributionIface;
 
     before(async function () {
         [signer] = await hre.ethers.getSigners();
@@ -39,6 +39,11 @@ describe('Precompile Revert Cases E2E Tests', function () {
         console.log('RevertTestContract deployed at:', await revertTestContract.getAddress());
         console.log('PrecompileWrapper deployed at:', await precompileWrapper.getAddress());
 
+        // Load per-precompile ABIs (with module-specific custom errors).
+        // These are interfaces (abstract), so use getContractAt to access their interface/ABI.
+        stakingIface = (await hre.ethers.getContractAt('StakingI', hre.ethers.ZeroAddress)).interface;
+        distributionIface = (await hre.ethers.getContractAt('DistributionI', hre.ethers.ZeroAddress)).interface;
+
         analysis = null;
         decodedReason = null;
     });
@@ -46,92 +51,93 @@ describe('Precompile Revert Cases E2E Tests', function () {
     describe('Direct Precompile Call Reverts', function () {
         it('should handle direct staking precompile revert', async function () {
             try {
-                const tx = await revertTestContract.directStakingRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await revertTestContract.directStakingRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(stakingIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
 
         it('should handle direct distribution precompile revert', async function () {            
             try {
-                const tx = await revertTestContract.directDistributionRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await revertTestContract.directDistributionRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(distributionIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
 
         it('should handle direct bank precompile revert', async function () {
             // directBankRevert is a view function, so it should revert immediately
             try {
-                await revertTestContract.directBankRevert();
+                await revertTestContract.directBankRevert.staticCall();
                 expect.fail('Call should have reverted');
             } catch (error) {
-                decodedReason = decodeRevertReason(error.data)
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal("Error");
+                expect(String(parsed.args[0])).to.include("intended revert");
             }
-            expect(decodedReason).contains("intended revert")
         });
 
         it('should capture precompile revert reason through transaction receipt', async function () {
             try {
-                const tx = await revertTestContract.directStakingRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await revertTestContract.directStakingRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(stakingIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
     });
 
     describe('Precompile Call Via Contract Reverts', function () {
         it('should handle precompile call via contract revert', async function () {            
             try {
-                const tx = await revertTestContract.precompileViaContractRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await revertTestContract.precompileViaContractRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(stakingIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
 
         it('should handle multiple precompile calls with revert', async function () {            
             try {
-                const tx = await revertTestContract.multiplePrecompileCallsWithRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await revertTestContract.multiplePrecompileCallsWithRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(stakingIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
 
         it('should handle wrapper contract precompile revert', async function () {
             try {
-                const tx = await precompileWrapper.wrappedStakingCall(invalidValidatorAddress, 1, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await precompileWrapper.wrappedStakingCall.staticCall(invalidValidatorAddress, 1, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(stakingIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
 
         it('should capture wrapper revert reason via transaction receipt', async function () {
             try {
-                const tx = await precompileWrapper.wrappedDistributionCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash)
+                await precompileWrapper.wrappedDistributionCall.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT });
+                expect.fail('Call should have reverted');
+            } catch (e) {
+                const parsed = parseEthersError(distributionIface, e.data);
+                expect(parsed.name).to.equal("InvalidAddress");
+                expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
             }
-            verifyTransactionRevert(analysis, "invalid validator address")
         });
     });
 
@@ -176,7 +182,7 @@ describe('Precompile Revert Cases E2E Tests', function () {
                 await tx.wait();
                 expect.fail('Transaction should have failed with OutOfGas');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                analysis = await analyzeFailedTransaction(error.receipt.hash)
             }
             verifyOutOfGasError(analysis)
         });
@@ -187,25 +193,43 @@ describe('Precompile Revert Cases E2E Tests', function () {
             const testCases = [
                 {
                     name: 'Staking Precompile Revert',
-                    call: () => revertTestContract.directStakingRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT }),
-                    expectedReason: "invalid validator address"
+                    call: () => revertTestContract.directStakingRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT }),
+                    expectedReason: {
+                        name: "InvalidAddress",
+                        args: [
+                            invalidValidatorAddress,
+                        ],
+                    },
+                    iface: stakingIface,
+
                 },
                 {
                     name: 'Distribution Precompile Revert',
-                    call: () => revertTestContract.directDistributionRevert(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT }),
-                    expectedReason: "invalid validator address"
+                    call: () => revertTestContract.directDistributionRevert.staticCall(invalidValidatorAddress, { gasLimit: LARGE_GAS_LIMIT }),
+                    expectedReason: "InvalidAddress",
+                    expectedReason: {
+                        name: "InvalidAddress",
+                        args: [
+                            invalidValidatorAddress,
+                        ],
+                    },
+                    iface: distributionIface,
                 }
             ];
 
             for (const testCase of testCases) {
                 try {
-                    const tx = await testCase.call();
-                    await tx.wait()
+                    await testCase.call();
                     expect.fail(`${testCase.name} should have reverted`);
-                } catch (error) {
-                    analysis = await analyzeFailedTransaction(error.receipt.hash);
+                } catch (e) {
+                    const parsed = parseEthersError(testCase.iface, e.data);
+                    expect(parsed.name).to.equal(testCase.expectedReason.name);
+
+                    const expArgs = testCase.expectedReason.args || [];
+                    for (let i = 0; i < expArgs.length; i++) {
+                        expect(String(parsed.args[i])).to.include(String(expArgs[i]));
+                    }
                 }
-                verifyTransactionRevert(analysis, testCase.expectedReason)
             }
         });
 
@@ -224,13 +248,10 @@ describe('Precompile Revert Cases E2E Tests', function () {
                             data: revertTestContract.interface.encodeFunctionData('directStakingRevert', [invalidValidatorAddress]),
                             gasLimit: LARGE_GAS_LIMIT
                         });
-                    } catch (callError) {
-                        expect(callError.data).to.match(/^0x/); // Should be hex-encoded
-                        console.log('Precompile error data (hex):', callError.data);
-                        
-                        const decoded = decodeRevertReason(callError.data);
-                        expect(decoded).to.include("invalid validator address");
-                        console.log('Decoded precompile reason:', decoded);
+                    } catch (e) {
+                        const parsed = parseEthersError(distributionIface, e.data);
+                        expect(parsed.name).to.equal("InvalidAddress");
+                        expect(String(parsed.args[0])).to.include(invalidValidatorAddress);
                     }
                 }
             }
diff --git a/tests/solidity/suites/revert_cases/test/standard_revert_cases.js b/tests/solidity/suites/revert_cases/test/standard_revert_cases.js
index 87e1e608f..52c35e345 100644
--- a/tests/solidity/suites/revert_cases/test/standard_revert_cases.js
+++ b/tests/solidity/suites/revert_cases/test/standard_revert_cases.js
@@ -4,14 +4,15 @@ const {
     DEFAULT_GAS_LIMIT,
     LARGE_GAS_LIMIT,
     LOW_GAS_LIMIT,
-    PANIC_ASSERT_0x01,
-    PANIC_DIVISION_BY_ZERO_0x12,
-    PANIC_ARRAY_OUT_OF_BOUND_0x32
+    ERROR_NAME,
+    PANIC_NAME,
+    PANIC_CODE_0x01,
+    PANIC_CODE_0x12,
+    PANIC_CODE_0x32
 } = require('./common');
 const {
-    decodeRevertReason,
     analyzeFailedTransaction,
-    verifyTransactionRevert,
+    parseEthersError,
     verifyOutOfGasError
 } = require('./test_helper')
 
@@ -52,46 +53,30 @@ describe('Standard Revert Cases E2E Tests', function () {
     describe('Standard Contract Call Reverts', function () {
         it('should handle standard revert with custom message', async function () {
             const customMessage = "Custom revert message";
-            try {
-                const tx = await standardRevertTestContract.standardRevert(customMessage, { gasLimit: DEFAULT_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
-            }
-            verifyTransactionRevert(analysis, customMessage);
-
             // Verify we can capture the revert reason via static call
             try {
                 await standardRevertTestContract.standardRevert.staticCall(customMessage);
                 expect.fail('Static call should have reverted');
             } catch (error) {
-                decodedReason = decodeRevertReason(error.data);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(String(parsed.args[0])).to.include(customMessage);
             }
-            expect(decodedReason).to.include(customMessage);
         });
 
         it('should handle require revert with proper error message', async function () {
             const value = 100;
             const threshold = 50;
             
-            try {
-                const tx = await standardRevertTestContract.requireRevert(value, threshold, { gasLimit: DEFAULT_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
-            }
-            verifyTransactionRevert(analysis, "Value exceeds threshold");
-            
             // Verify we can capture the revert reason via static call
             try {
                 await standardRevertTestContract.requireRevert.staticCall(value, threshold);
                 expect.fail('Static call should have reverted');
             } catch (error) {
-                decodedReason = decodeRevertReason(error.data);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(String(parsed.args[0])).to.include("Value exceeds threshold");
             }
-            expect(decodedReason).to.include("Value exceeds threshold");
             
             // Verify successful case (no revert when value < threshold)
             const successTx = await standardRevertTestContract.requireRevert(25, 50, { gasLimit: DEFAULT_GAS_LIMIT });
@@ -100,23 +85,16 @@ describe('Standard Revert Cases E2E Tests', function () {
         });
 
         it('should handle assert revert (Panic error)', async function () {            
-            try {
-                const tx = await standardRevertTestContract.assertRevert({ gasLimit: DEFAULT_GAS_LIMIT });
-                await tx.wait();
-                expect.fail('Transaction should have reverted');
-            } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
-            }
-            verifyTransactionRevert(analysis, PANIC_ASSERT_0x01);
             
             // Verify we can capture the revert reason via static call
             try {
                 await standardRevertTestContract.assertRevert.staticCall();
                 expect.fail('Static call should have reverted');
             } catch (error) {
-                decodedReason = decodeRevertReason(error.data);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(PANIC_NAME);
+                expect(parsed.args[0]).to.equal(PANIC_CODE_0x01);
             }
-            expect(decodedReason).to.include(PANIC_ASSERT_0x01);
         });
 
         it('should handle division by zero (View Panic error)', async function () {
@@ -124,20 +102,22 @@ describe('Standard Revert Cases E2E Tests', function () {
                 await standardRevertTestContract.divisionByZero();
                 expect.fail('View call should have reverted');
             } catch (error) {
-                decodedReason = decodeRevertReason(error.data);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(PANIC_NAME);
+                expect(parsed.args[0]).to.equal(PANIC_CODE_0x12);
             }
-            expect(decodedReason).to.include(PANIC_DIVISION_BY_ZERO_0x12);
         });
 
         it('should handle division by zero (Transaction Panic error)', async function () {            
             try {
-                const tx = await standardRevertTestContract.divisionByZeroTx({ gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await standardRevertTestContract.divisionByZeroTx.staticCall({ gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(PANIC_NAME);
+                expect(parsed.args[0]).to.equal(PANIC_CODE_0x12);
             }
-            verifyTransactionRevert(analysis, PANIC_DIVISION_BY_ZERO_0x12);
         });
 
         it('should handle array out of bounds (View Panic error)', async function () {            
@@ -145,67 +125,73 @@ describe('Standard Revert Cases E2E Tests', function () {
                 await standardRevertTestContract.arrayOutOfBounds();
                 expect.fail('View call should have reverted');
             } catch (error) {
-                decodedReason = decodeRevertReason(error.data);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(PANIC_NAME);
+                expect(parsed.args[0]).to.equal(PANIC_CODE_0x32);
             }
-            expect(decodedReason).contains(PANIC_ARRAY_OUT_OF_BOUND_0x32);
         });
 
         it('should handle array out of bounds (Transaction Panic error)', async function () {
             try {
-                const tx = await standardRevertTestContract.arrayOutOfBoundsTx({ gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await standardRevertTestContract.arrayOutOfBoundsTx.staticCall({ gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(PANIC_NAME);
+                expect(parsed.args[0]).to.equal(PANIC_CODE_0x32);
             }
-            verifyTransactionRevert(analysis, PANIC_ARRAY_OUT_OF_BOUND_0x32);
         });
 
         it('should capture revert reason through eth_getTransactionReceipt', async function () {
             try {
-                const tx = await standardRevertTestContract.standardRevert("Test message", { gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await standardRevertTestContract.standardRevert.staticCall("Test message", { gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(String(parsed.args[0])).to.include("Test message");
             }
-            verifyTransactionRevert(analysis, "Test message");
         });
     });
 
     describe('Complex Revert Scenarios', function () {
         it('should handle multiple calls with revert', async function () {
             try {
-                const tx = await standardRevertTestContract.multipleCallsWithRevert({ gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await standardRevertTestContract.multipleCallsWithRevert.staticCall({ gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(String(parsed.args[0])).to.include("Multiple calls revert");
             }
-            verifyTransactionRevert(analysis, "Multiple calls revert");
         });
 
         it('should handle try-catch revert scenario', async function () {
             try {
-                const tx = await standardRevertTestContract.tryCatchRevert(true, { gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await standardRevertTestContract.tryCatchRevert.staticCall(true, { gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(String(parsed.args[0])).to.include("Internal function revert");
             }
-            verifyTransactionRevert(analysis, "Internal function revert");
         });
 
         it('should handle wrapper contract revert', async function () {
             const contractAddress = await standardRevertTestContract.getAddress();
             try {
-                const tx = await simpleWrapper.wrappedStandardCall(contractAddress, "Wrapper test", { gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await simpleWrapper.wrappedStandardCall.staticCall(contractAddress, "Wrapper test", { gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                analysis = await analyzeFailedTransaction(error.receipt.hash);
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(String(parsed.args[0])).to.include("Wrapper test");
             }
-            verifyTransactionRevert(analysis, "Wrapper test");
         });
     });
 
@@ -274,42 +260,47 @@ describe('Standard Revert Cases E2E Tests', function () {
                 {
                     name: 'Standard Revert',
                     call: async () => {
-                        const tx = await standardRevertTestContract.standardRevert("Standard error", { gasLimit: DEFAULT_GAS_LIMIT });
+                        const tx = await standardRevertTestContract.standardRevert.staticCall("Standard error", { gasLimit: DEFAULT_GAS_LIMIT });
                         await tx.wait();
                     },
-                    expectedReason: "Standard error"
+                    expectedErrName: ERROR_NAME,
+                    expectedErrReason: "Standard error"
                 },
                 {
                     name: 'Require Revert',
                     call: async () => {
-                        const tx = await standardRevertTestContract.requireRevert(100, 50, { gasLimit: DEFAULT_GAS_LIMIT });
+                        const tx = await standardRevertTestContract.requireRevert.staticCall(100, 50, { gasLimit: DEFAULT_GAS_LIMIT });
                         await tx.wait();
                     },
-                    expectedReason: "Value exceeds threshold"
+                    expectedErrName: ERROR_NAME,
+                    expectedErrReason: "Value exceeds threshold"
                 },
                 {
                     name: 'Assert Revert',
                     call: async () => {
-                        const tx = await standardRevertTestContract.assertRevert({ gasLimit: DEFAULT_GAS_LIMIT });
+                        const tx = await standardRevertTestContract.assertRevert.staticCall({ gasLimit: DEFAULT_GAS_LIMIT });
                         await tx.wait();
                     },
-                    expectedReason: PANIC_ASSERT_0x01
+                    expectedErrName: PANIC_NAME,
+                    expectedErrReason: PANIC_CODE_0x01
                 },
                 {
                     name: 'Division by Zero (Transaction)',
                     call: async () => {
-                        const tx = await standardRevertTestContract.divisionByZeroTx({ gasLimit: DEFAULT_GAS_LIMIT });
+                        const tx = await standardRevertTestContract.divisionByZeroTx.staticCall({ gasLimit: DEFAULT_GAS_LIMIT });
                         await tx.wait();
                     },
-                    expectedReason: PANIC_DIVISION_BY_ZERO_0x12
+                    expectedErrName: PANIC_NAME,
+                    expectedErrReason: PANIC_CODE_0x12
                 },
                 {
                     name: 'Array Out of Bounds (Transaction)',
                     call: async () => {
-                        const tx = await standardRevertTestContract.arrayOutOfBoundsTx({ gasLimit: DEFAULT_GAS_LIMIT });
+                        const tx = await standardRevertTestContract.arrayOutOfBoundsTx.staticCall({ gasLimit: DEFAULT_GAS_LIMIT });
                         await tx.wait();
                     },
-                    expectedReason: PANIC_ARRAY_OUT_OF_BOUND_0x32
+                    expectedErrName: PANIC_NAME,
+                    expectedErrReason: PANIC_CODE_0x32
                 }
             ];
 
@@ -318,12 +309,14 @@ describe('Standard Revert Cases E2E Tests', function () {
                 {
                     name: 'Division by Zero (View)',
                     call: async () => await standardRevertTestContract.divisionByZero(),
-                    expectedReason: PANIC_DIVISION_BY_ZERO_0x12
+                    expectedErrName: PANIC_NAME,
+                    expectedErrReason: PANIC_CODE_0x12
                 },
                 {
                     name: 'Array Out of Bounds (View)',
                     call: async () => await standardRevertTestContract.arrayOutOfBounds(),
-                    expectedReason: PANIC_ARRAY_OUT_OF_BOUND_0x32
+                    expectedErrName: PANIC_NAME,
+                    expectedErrReason: PANIC_CODE_0x32
                 }
             ];
 
@@ -333,9 +326,10 @@ describe('Standard Revert Cases E2E Tests', function () {
                     await testCase.call();
                     expect.fail(`${testCase.name} should have reverted`);
                 } catch (error) {
-                    analysis = await analyzeFailedTransaction(error.receipt.hash);
+                    const parsed = parseEthersError(null, error.data);
+                    expect(parsed.name).to.equal(testCase.expectedErrName);
+                    expect(String(parsed.args[0])).to.include(testCase.expectedErrReason);
                 }
-                verifyTransactionRevert(analysis, testCase.expectedReason);
             }
             
             // Test view functions (no receipts)
@@ -344,30 +338,22 @@ describe('Standard Revert Cases E2E Tests', function () {
                     await testCase.call();
                     expect.fail(`${testCase.name} should have reverted`);
                 } catch (error) {
-                    decodedReason = decodeRevertReason(error.data);
+                    const parsed = parseEthersError(null, error.data);
+                    expect(parsed.name).to.equal(testCase.expectedErrName);
+                    expect(String(parsed.args[0])).to.include(testCase.expectedErrReason);
                 }
-                expect(decodedReason).contains(testCase.expectedReason);
             }
         });
 
         it('should verify error data is properly hex-encoded in receipts', async function () {
             try {
-                const tx = await standardRevertTestContract.standardRevert("Hex encoding test", { gasLimit: DEFAULT_GAS_LIMIT });
+                const tx = await standardRevertTestContract.standardRevert.staticCall("Hex encoding test", { gasLimit: DEFAULT_GAS_LIMIT });
                 await tx.wait();
                 expect.fail('Transaction should have reverted');
             } catch (error) {
-                try {
-                    const contractAddress = await standardRevertTestContract.getAddress();
-                    await hre.ethers.provider.call({
-                        to: contractAddress,
-                        data: standardRevertTestContract.interface.encodeFunctionData('standardRevert', ['Hex encoding test']),
-                        gasLimit: DEFAULT_GAS_LIMIT
-                    });
-                    expect.fail('Call should have reverted');
-                } catch (error) {
-                    decodedReason = await decodeRevertReason(error.data);
-                }
-                expect(decodedReason).to.include('Hex encoding test');
+                const parsed = parseEthersError(null, error.data);
+                expect(parsed.name).to.equal(ERROR_NAME);
+                expect(parsed.args[0]).to.include('Hex encoding test');
             }
         });
     });
diff --git a/tests/solidity/suites/revert_cases/test/test_helper.js b/tests/solidity/suites/revert_cases/test/test_helper.js
index 258bb2ac3..1dd9c1c45 100644
--- a/tests/solidity/suites/revert_cases/test/test_helper.js
+++ b/tests/solidity/suites/revert_cases/test/test_helper.js
@@ -1,4 +1,5 @@
 const { expect } = require('chai');
+const hre = require('hardhat');
 
 // Helper to convert the raw tuple returned by staking.validator() into an object
 function parseValidator (raw) {
@@ -75,6 +76,52 @@ function decodeRevertReason(errorData) {
     }
 }
 
+/**
+ * Parse revert data into a structured error object when possible.
+ *
+ * - Standard revert string: Error(string)
+ * - Panic(uint256)
+ * - Common precompile custom errors (e.g. InvalidAddress, QueryFailed, MsgServerFailed)
+ *
+ * Returns:
+ *   { name, args, signature, raw } or null
+ */
+function parseEthersError(iface, errorData) {
+    if (!errorData || errorData === '0x') {
+        throw new Error('missing revert data (e.data is empty)');
+    }
+
+    const raw = errorData;
+    const cleanHex = raw.startsWith('0x') ? raw : `0x${raw}`;
+
+    // Standard revert formats handled by our string decoder.
+    const cleanNo0x = cleanHex.slice(2);
+    if (cleanNo0x.startsWith('08c379a0')) {
+        const reason = decodeRevertReason(cleanHex);
+        return { name: 'Error', args: [reason], signature: 'Error(string)', raw: cleanHex };
+    }
+    if (cleanNo0x.startsWith('4e487b71')) {
+        // Panic(uint256) — decode the numeric code for direct comparison.
+        // Layout: selector(4) + uint256 code (32 bytes).
+        const codeHex = `0x${cleanNo0x.slice(8, 8 + 64)}`;
+        const code = Number(BigInt(codeHex));
+        return { name: 'Panic', args: [code], signature: 'Panic(uint256)', raw: cleanHex };
+    }
+
+    try {
+        if (!iface) {
+            throw new Error('no interface provided for custom error decoding');
+        }
+        const parsed = iface.parseError(cleanHex);
+        if (!parsed) {
+            throw new Error(`unable to decode error data: ${cleanHex}`);
+        }
+        return parsed;
+    } catch {
+        throw new Error(`unable to decode error data: ${cleanHex}`);
+    }
+}
+
 /**
  * Helper function to analyze transaction receipt for revert information
  */
@@ -114,16 +161,6 @@ async function analyzeFailedTransaction(txHash) {
     };
 }
 
-/**
- * Helper function to verify decoded revert reason
- */
-function verifyTransactionRevert(analysis, expectedRevertReason) {
-    expect(analysis).to.not.be.null;
-    expect(analysis.status).to.equal(0); // Failed transaction
-    expect(analysis.errorData).to.not.be.null;
-    expect(analysis.decodedReason).contains(expectedRevertReason, "unexpected revert reason");
-}
-
 /**
  * Helper function to verify out of gas error
  */
@@ -137,8 +174,7 @@ function verifyOutOfGasError(analysis) {
 module.exports = {
     parseValidator,
     findEvent,
-    decodeRevertReason,
+    parseEthersError,
     analyzeFailedTransaction,
-    verifyTransactionRevert,
     verifyOutOfGasError
 }
\ No newline at end of file
diff --git a/testutil/ibc/chain.go b/testutil/ibc/chain.go
index eb90c63a5..8863bc205 100644
--- a/testutil/ibc/chain.go
+++ b/testutil/ibc/chain.go
@@ -454,6 +454,10 @@ func (chain *TestChain) SendEvmTx(
 		return txResult, nil, nil, err
 	}
 	if ethRes.VmError != "" {
+		// Preserve revert bytes on error so callers can do exact custom-error matching.
+		if len(ethRes.Ret) > 0 {
+			return txResult, msgEthereumTx, ethRes, errorsmod.Wrap(types.NewExecErrorWithReason(ethRes.Ret), "vm error: "+ethRes.VmError)
+		}
 		return txResult, msgEthereumTx, ethRes, errorsmod.Wrapf(types.ErrVMExecution, "vm error: %s", ethRes.VmError)
 	}
 
diff --git a/testutil/integration/evm/factory/broadcast.go b/testutil/integration/evm/factory/broadcast.go
index 88c6d05e8..c41495e4b 100644
--- a/testutil/integration/evm/factory/broadcast.go
+++ b/testutil/integration/evm/factory/broadcast.go
@@ -93,7 +93,16 @@ func (tf *IntegrationTxFactory) CallContractAndCheckLogs(
 	if err != nil {
 		// NOTE: here we are still passing the response to the log check function,
 		// because we want to check the logs and expected error in case of a VM error.
-		return res, nil, CheckError(err, logCheckArgs)
+		checkErr := CheckError(err, logCheckArgs)
+		if checkErr != nil {
+			return res, nil, checkErr
+		}
+		// Expected VM error matched; still decode MsgEthereumTxResponse so callers can inspect Ret (revert bytes).
+		ethRes, decErr := evmtypes.DecodeTxResponse(res.Data)
+		if decErr != nil {
+			return res, nil, decErr
+		}
+		return res, ethRes, nil
 	}
 
 	ethRes, err := evmtypes.DecodeTxResponse(res.Data)
diff --git a/testutil/integration/evm/factory/helpers.go b/testutil/integration/evm/factory/helpers.go
index e03d21d2c..541d33138 100644
--- a/testutil/integration/evm/factory/helpers.go
+++ b/testutil/integration/evm/factory/helpers.go
@@ -1,10 +1,13 @@
 package factory
 
 import (
+	"bytes"
+	"errors"
 	"strings"
 
 	"github.com/ethereum/go-ethereum/common"
 
+	cmn "github.com/cosmos/evm/precompiles/common"
 	"github.com/cosmos/evm/precompiles/testutil"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 
@@ -27,6 +30,33 @@ func CheckError(err error, logCheckArgs testutil.LogCheckArgs) error {
 		return errorsmod.Wrap(err, "expected error but got none")
 	case logCheckArgs.ExpPass && err != nil:
 		return errorsmod.Wrap(err, "expected no error but got one")
+	case logCheckArgs.ErrExact != nil:
+		// When ErrExact is provided, validate revert bytes exactly (e.g. Solidity custom errors).
+		// This intentionally does not fall back to substring matching.
+		if err == nil {
+			return errorsmod.Wrap(err, "expected error but got none")
+		}
+
+		var gotCarrier cmn.RevertDataCarrier
+		var wantCarrier cmn.RevertDataCarrier
+		if !errors.As(logCheckArgs.ErrExact, &wantCarrier) {
+			return errorsmod.Wrapf(err, "expected want error to implement RevertDataCarrier; want=%T", logCheckArgs.ErrExact)
+		}
+
+		// The broadcast/tx execution path wraps errors (e.g. "failed ETH tx: ...") and often
+		// does not preserve a RevertDataCarrier on the returned error value. However, we still
+		// have the ABCI tx result available and can decode the raw EVM revert bytes from it.
+		if !errors.As(err, &gotCarrier) {
+			ethRes, decErr := evmtypes.DecodeTxResponse(logCheckArgs.Res.Data)
+			if decErr != nil {
+				return errorsmod.Wrapf(err, "expected errors to implement RevertDataCarrier; got=%T want=%T", err, logCheckArgs.ErrExact)
+			}
+			gotCarrier = evmtypes.NewExecErrorWithReason(ethRes.Ret)
+		}
+		if !bytes.Equal(gotCarrier.RevertData(), wantCarrier.RevertData()) {
+			return errorsmod.Wrapf(err, "expected revert data mismatch (got=%x want=%x)", gotCarrier.RevertData(), wantCarrier.RevertData())
+		}
+		return nil
 	case logCheckArgs.ErrContains == "":
 		// NOTE: if err contains is empty, we return the error as it is
 		return errorsmod.Wrap(err, "ErrContains needs to be filled")
diff --git a/testutil/util.go b/testutil/util.go
index fc5835ce4..8936b60f9 100644
--- a/testutil/util.go
+++ b/testutil/util.go
@@ -1,12 +1,10 @@
 package testutil
 
 import (
-	"bytes"
 	"context"
 	"fmt"
 	"time"
 
-	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common/hexutil"
 
 	"github.com/cosmos/evm/crypto/ethsecp256k1"
@@ -122,10 +120,9 @@ func CreateTx(ctx context.Context, txCfg client.TxConfig, priv cryptotypes.PrivK
 // any ABI-encoded revert messages into readable error strings.
 //
 // Returns:
-//   - error: A formatted error containing either:
-//   - "tx failed with VmError: <vmError>: <decoded_reason>" for successfully decoded reverts
-//   - "tx failed with VmError: <vmError>: <hex_data>" for non-decodable data
-//   - "failed to decode revert data: <decode_error>" if decoding fails
+//   - error: Wraps evmtypes.NewExecErrorWithReason so standard Error(string) reverts surface
+//     in err.Error() (e.g. "execution reverted: insufficient allowance"), prefixed with VmError context.
+//   - "failed to decode revert data: <decode_error>" if hex validation fails
 //
 // Example usage:
 //
@@ -137,18 +134,15 @@ func CreateTx(ctx context.Context, txCfg client.TxConfig, priv cryptotypes.PrivK
 func DecodeRevertReason(evmRes evmtypes.MsgEthereumTxResponse) error {
 	revertErr := evmtypes.NewExecErrorWithReason(evmRes.Ret)
 	hexData, ok := revertErr.ErrorData().(string)
-	if ok {
-		decodedBytes, err := hexutil.Decode(hexData)
-		if err == nil {
-			if len(decodedBytes) >= 4 && bytes.Equal(decodedBytes[:4], evmtypes.RevertSelector) {
-				var reason string
-				reason, err = abi.UnpackRevert(decodedBytes)
-				if err == nil {
-					return fmt.Errorf("tx failed with VmError: %v: %s", evmRes.VmError, reason)
-				}
-			}
-		}
+	if !ok {
+		return fmt.Errorf("tx failed with VmError: %v: %s", evmRes.VmError, revertErr.ErrorData())
+	}
+
+	if _, err := hexutil.Decode(hexData); err != nil {
 		return errorsmod.Wrap(err, "failed to decode revert data")
 	}
+
+	// Wrap revertErr so Error(string) decodes (e.g. "out of gas", "insufficient funds") appear in
+	// err.Error() for integration test substring checks; hex remains on RevertError.ErrorData().
 	return fmt.Errorf("tx failed with VmError: %v: %s", evmRes.VmError, revertErr.ErrorData())
 }
diff --git a/x/erc20/keeper/testdata/Bytes32MetadataToken.json b/x/erc20/keeper/testdata/Bytes32MetadataToken.json
index ef3f2bcb9..1421a77c8 100644
--- a/x/erc20/keeper/testdata/Bytes32MetadataToken.json
+++ b/x/erc20/keeper/testdata/Bytes32MetadataToken.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "Bytes32MetadataToken",
   "sourceName": "solidity/x/erc20/keeper/testdata/Bytes32MetadataToken.sol",
   "abi": [
@@ -558,8 +558,11 @@
       "type": "event"
     }
   ],
-  "bytecode": "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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/x/erc20/keeper/testdata/Bytes32MetadataToken.sol",
+  "buildInfoId": "solc-0_4_22-c2ca4723fc9f314f95b3b254c471e2775e030459"
+}
\ No newline at end of file
diff --git a/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.json b/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.json
index e0ebe7dd3..d6ca2410f 100644
--- a/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.json
+++ b/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20DirectBalanceManipulation",
   "sourceName": "solidity/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol",
   "abi": [
@@ -14,6 +14,123 @@
       "stateMutability": "nonpayable",
       "type": "constructor"
     },
+    {
+      "inputs": [],
+      "name": "AccessControlBadConfirmation",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "neededRole",
+          "type": "bytes32"
+        }
+      ],
+      "name": "AccessControlUnauthorizedAccount",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "allowance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientAllowance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientBalance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "approver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidApprover",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "receiver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSender",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSpender",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "EnforcedPause",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ExpectedPause",
+      "type": "error"
+    },
     {
       "anonymous": false,
       "inputs": [
@@ -237,7 +354,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -275,7 +392,7 @@
       "inputs": [
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -293,7 +410,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -315,30 +432,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "subtractedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "decreaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -358,49 +451,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "bytes32",
-          "name": "role",
-          "type": "bytes32"
-        },
-        {
-          "internalType": "uint256",
-          "name": "index",
-          "type": "uint256"
-        }
-      ],
-      "name": "getRoleMember",
-      "outputs": [
-        {
-          "internalType": "address",
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "internalType": "bytes32",
-          "name": "role",
-          "type": "bytes32"
-        }
-      ],
-      "name": "getRoleMemberCount",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -443,30 +493,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "addedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "increaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -527,7 +553,7 @@
         },
         {
           "internalType": "address",
-          "name": "account",
+          "name": "callerConfirmation",
           "type": "address"
         }
       ],
@@ -637,7 +663,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -660,8 +686,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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+  "deployedBytecode": "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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol b/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol
index ae02b90d1..06c549652 100644
--- a/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol
+++ b/x/erc20/keeper/testdata/ERC20DirectBalanceManipulation.sol
@@ -1,18 +1,39 @@
 // SPDX-License-Identifier: MIT
 
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.20;
 
-import "@openzeppelin/contracts/token/ERC20/presets/ERC20PresetMinterPauser.sol";
+import {AccessControl} from "@openzeppelin/contracts/access/AccessControl.sol";
+import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+import {ERC20Burnable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
+import {ERC20Pausable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
 
 // This is an evil token. Whenever an A -> B transfer is called, half of the amount goes to B
 // and half to a predefined C
-contract ERC20DirectBalanceManipulation is ERC20PresetMinterPauser {
+contract ERC20DirectBalanceManipulation is ERC20, ERC20Burnable, ERC20Pausable, AccessControl {
+  bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
+  bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");
+
   address private _thief = 0x4dC6ac40Af078661fc43823086E1513635Eeab14;
-  constructor(uint256 initialSupply)
-    ERC20PresetMinterPauser("ERC20DirectBalanceManipulation", "ERC20DirectBalanceManipulation") {
-      _setupRole(DEFAULT_ADMIN_ROLE, msg.sender);
-      _mint(msg.sender, initialSupply);
+
+  constructor(uint256 initialSupply) ERC20("ERC20DirectBalanceManipulation", "ERC20DirectBalanceManipulation") {
+    _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+    _grantRole(MINTER_ROLE, msg.sender);
+    _grantRole(PAUSER_ROLE, msg.sender);
+    _mint(msg.sender, initialSupply);
+  }
+
+  function pause() public onlyRole(PAUSER_ROLE) {
+    _pause();
+  }
+
+  function unpause() public onlyRole(PAUSER_ROLE) {
+    _unpause();
   }
+
+  function mint(address to, uint256 amount) public onlyRole(MINTER_ROLE) {
+    _mint(to, amount);
+  }
+
   function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
     // Any time a transaction happens, the thief account siphons half.
     uint256 half = amount / 2;
@@ -20,4 +41,8 @@ contract ERC20DirectBalanceManipulation is ERC20PresetMinterPauser {
     super.transfer(_thief, amount - half); // a - h for rounding
     return super.transfer(recipient, half);
   }
+
+  function _update(address from, address to, uint256 value) internal override(ERC20, ERC20Pausable) {
+    super._update(from, to, value);
+  }
 }
diff --git a/x/erc20/keeper/testdata/ERC20MaliciousDelayed.json b/x/erc20/keeper/testdata/ERC20MaliciousDelayed.json
index 2c92d92cc..cfe0771f7 100644
--- a/x/erc20/keeper/testdata/ERC20MaliciousDelayed.json
+++ b/x/erc20/keeper/testdata/ERC20MaliciousDelayed.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "ERC20MaliciousDelayed",
   "sourceName": "solidity/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol",
   "abi": [
@@ -14,6 +14,123 @@
       "stateMutability": "nonpayable",
       "type": "constructor"
     },
+    {
+      "inputs": [],
+      "name": "AccessControlBadConfirmation",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "account",
+          "type": "address"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "neededRole",
+          "type": "bytes32"
+        }
+      ],
+      "name": "AccessControlUnauthorizedAccount",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "allowance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientAllowance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "needed",
+          "type": "uint256"
+        }
+      ],
+      "name": "ERC20InsufficientBalance",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "approver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidApprover",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "receiver",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSender",
+      "type": "error"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "spender",
+          "type": "address"
+        }
+      ],
+      "name": "ERC20InvalidSpender",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "EnforcedPause",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ExpectedPause",
+      "type": "error"
+    },
     {
       "anonymous": false,
       "inputs": [
@@ -237,7 +354,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -275,7 +392,7 @@
       "inputs": [
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -293,7 +410,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -315,30 +432,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "subtractedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "decreaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -358,49 +451,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "bytes32",
-          "name": "role",
-          "type": "bytes32"
-        },
-        {
-          "internalType": "uint256",
-          "name": "index",
-          "type": "uint256"
-        }
-      ],
-      "name": "getRoleMember",
-      "outputs": [
-        {
-          "internalType": "address",
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "internalType": "bytes32",
-          "name": "role",
-          "type": "bytes32"
-        }
-      ],
-      "name": "getRoleMemberCount",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "stateMutability": "view",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -443,30 +493,6 @@
       "stateMutability": "view",
       "type": "function"
     },
-    {
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "spender",
-          "type": "address"
-        },
-        {
-          "internalType": "uint256",
-          "name": "addedValue",
-          "type": "uint256"
-        }
-      ],
-      "name": "increaseAllowance",
-      "outputs": [
-        {
-          "internalType": "bool",
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
     {
       "inputs": [
         {
@@ -527,7 +553,7 @@
         },
         {
           "internalType": "address",
-          "name": "account",
+          "name": "callerConfirmation",
           "type": "address"
         }
       ],
@@ -637,7 +663,7 @@
         },
         {
           "internalType": "uint256",
-          "name": "amount",
+          "name": "value",
           "type": "uint256"
         }
       ],
@@ -660,8 +686,11 @@
       "type": "function"
     }
   ],
-  "bytecode": 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"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   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol b/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol
index 68aff6651..d9b36219d 100644
--- a/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol
+++ b/x/erc20/keeper/testdata/ERC20MaliciousDelayed.sol
@@ -1,24 +1,48 @@
 // SPDX-License-Identifier: MIT
 
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.20;
 
-import "@openzeppelin/contracts/token/ERC20/presets/ERC20PresetMinterPauser.sol";
+import {AccessControl} from "@openzeppelin/contracts/access/AccessControl.sol";
+import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+import {ERC20Burnable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
+import {ERC20Pausable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Pausable.sol";
 
 // This is an evil token. Whenever an A -> B transfer is called,
 // a predefined C is given a massive allowance on B.
-contract ERC20MaliciousDelayed is ERC20PresetMinterPauser {
+contract ERC20MaliciousDelayed is ERC20, ERC20Burnable, ERC20Pausable, AccessControl {
+  bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
+  bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");
+
   address private _thief = 0x4dC6ac40Af078661fc43823086E1513635Eeab14;
   uint256 private _bigNum = 1000000000000000000; // ~uint256(0)
-  constructor(uint256 initialSupply)
-    ERC20PresetMinterPauser("ERC20MaliciousDelayed", "ERC20MALICIOUSDELAYED") {
-      _setupRole(DEFAULT_ADMIN_ROLE, msg.sender);
-      _mint(msg.sender, initialSupply);
 
+  constructor(uint256 initialSupply) ERC20("ERC20MaliciousDelayed", "ERC20MALICIOUSDELAYED") {
+    _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+    _grantRole(MINTER_ROLE, msg.sender);
+    _grantRole(PAUSER_ROLE, msg.sender);
+    _mint(msg.sender, initialSupply);
+  }
+
+  function pause() public onlyRole(PAUSER_ROLE) {
+    _pause();
+  }
+
+  function unpause() public onlyRole(PAUSER_ROLE) {
+    _unpause();
   }
+
+  function mint(address to, uint256 amount) public onlyRole(MINTER_ROLE) {
+    _mint(to, amount);
+  }
+
   function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
     // Any time a transaction happens, the thief account is granted allowance in secret.
     // Still emits an Approve!
-    super._approve(recipient, _thief, _bigNum);
+    _approve(recipient, _thief, _bigNum);
     return super.transfer(recipient, amount);
   }
+
+  function _update(address from, address to, uint256 value) internal override(ERC20, ERC20Pausable) {
+    super._update(from, to, value);
+  }
 }
diff --git a/x/ibc/callbacks/testutil/CounterWithCallbacks.json b/x/ibc/callbacks/testutil/CounterWithCallbacks.json
index 9b15d9a50..3236a7b28 100644
--- a/x/ibc/callbacks/testutil/CounterWithCallbacks.json
+++ b/x/ibc/callbacks/testutil/CounterWithCallbacks.json
@@ -1,5 +1,5 @@
 {
-  "_format": "hh-sol-artifact-1",
+  "_format": "hh3-artifact-1",
   "contractName": "CounterWithCallbacks",
   "sourceName": "solidity/x/ibc/callbacks/testutil/CounterWithCallbacks.sol",
   "abi": [
@@ -282,8 +282,11 @@
       "type": "function"
     }
   ],
-  "bytecode": "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",
-  "deployedBytecode": "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",
+  "bytecode": "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",
+  "deployedBytecode": "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",
   "linkReferences": {},
-  "deployedLinkReferences": {}
-}
+  "deployedLinkReferences": {},
+  "immutableReferences": {},
+  "inputSourceName": "project/solidity/x/ibc/callbacks/testutil/CounterWithCallbacks.sol",
+  "buildInfoId": "solc-0_8_26-6ec4f0c6b3691526d7b3a3a19b37097670fc2b6e"
+}
\ No newline at end of file
diff --git a/x/ibc/callbacks/testutil/CounterWithCallbacks.sol b/x/ibc/callbacks/testutil/CounterWithCallbacks.sol
index ee9e5d487..ce46d056b 100644
--- a/x/ibc/callbacks/testutil/CounterWithCallbacks.sol
+++ b/x/ibc/callbacks/testutil/CounterWithCallbacks.sol
@@ -1,7 +1,7 @@
 pragma solidity ^0.8.20;
 
 import "../../../../precompiles/callbacks/ICallbacks.sol";
-import "../../../../precompiles/erc20/IERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 
 contract CounterWithCallbacks is ICallbacks {
     // State variables
diff --git a/x/vm/keeper/state_transition.go b/x/vm/keeper/state_transition.go
index 5f08c1bb2..36f759780 100644
--- a/x/vm/keeper/state_transition.go
+++ b/x/vm/keeper/state_transition.go
@@ -293,7 +293,12 @@ func (k *Keeper) ApplyTransaction(ctx sdk.Context, tx *ethtypes.Transaction) (_
 		err = k.PostTxProcessing(tmpCtx, signerAddr, *msg, receipt)
 		if err != nil {
 			// If hooks returns an error, revert the whole tx.
-			res.VmError = errorsmod.Wrap(err, "failed to execute post transaction processing").Error()
+			if rdp, ok := err.(types.RevertError); ok {
+				res.VmError = vm.ErrExecutionReverted.Error()
+				res.Ret = rdp.RevertData()
+			} else {
+				res.VmError = errorsmod.Wrap(err, "failed to execute post transaction processing").Error()
+			}
 			k.Logger(ctx).Error("tx post processing failed", "error", err)
 			// If the tx failed in post processing hooks, we should clear all log-related data
 			// to match EVM behavior where transaction reverts clear all effects including logs
diff --git a/x/vm/types/errors.go b/x/vm/types/errors.go
index 007fa0540..657d30b04 100644
--- a/x/vm/types/errors.go
+++ b/x/vm/types/errors.go
@@ -126,8 +126,8 @@ func NewExecErrorWithReason(revertReason []byte) *RevertError {
 		err = fmt.Errorf("execution reverted: %v", reason)
 	}
 	return &RevertError{
-		error:  err,
-		reason: hexutil.Encode(result),
+		error:       err,
+		revertBytes: result,
 	}
 }
 
@@ -135,7 +135,7 @@ func NewExecErrorWithReason(revertReason []byte) *RevertError {
 // code and a binary data blob.
 type RevertError struct {
 	error
-	reason string // revert reason hex encoded
+	revertBytes []byte
 }
 
 // ErrorCode returns the JSON error code for a revert.
@@ -146,5 +146,16 @@ func (e *RevertError) ErrorCode() int {
 
 // ErrorData returns the hex encoded revert reason.
 func (e *RevertError) ErrorData() any {
-	return e.reason
+	if len(e.revertBytes) == 0 {
+		return "0x"
+	}
+	return hexutil.Encode(e.revertBytes)
+}
+
+// RevertData returns the raw ABI revert payload (selector + calldata tail).
+func (e *RevertError) RevertData() []byte {
+	if len(e.revertBytes) == 0 {
+		return nil
+	}
+	return common.CopyBytes(e.revertBytes)
 }
diff --git a/x/vm/types/errors_test.go b/x/vm/types/errors_test.go
index f2e173f88..48ce731b3 100644
--- a/x/vm/types/errors_test.go
+++ b/x/vm/types/errors_test.go
@@ -3,7 +3,9 @@ package types_test
 import (
 	"testing"
 
+	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/stretchr/testify/require"
 
 	"github.com/cosmos/evm/x/vm/types"
@@ -40,6 +42,22 @@ func TestNewExecErrorWithReason(t *testing.T) {
 			hexutil.MustDecode("0x08C379A00000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000F434F554E5445525F544F4F5F4C4F570000000000000000000000000000000000"),
 			"0x08c379a00000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000f434f554e5445525f544f4f5f4c4f570000000000000000000000000000000000",
 		},
+		{
+			"With known custom error (QueryFailed)",
+			"execution reverted",
+			func() []byte {
+				selector := crypto.Keccak256([]byte("QueryFailed(string,string)"))[:4]
+				stringTy, err := abi.NewType("string", "", nil)
+				require.NoError(t, err)
+				packed, packErr := abi.Arguments{{Type: stringTy}, {Type: stringTy}}.Pack("getClientState", "not found")
+				require.NoError(t, packErr)
+				out := make([]byte, 0, 4+len(packed))
+				out = append(out, selector...)
+				out = append(out, packed...)
+				return out
+			}(),
+			"0xeb02196500000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000e676574436c69656e74537461746500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000096e6f7420666f756e640000000000000000000000000000000000000000000000",
+		},
 	}
 
 	for _, tc := range testCases {