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- Contract name:
- ZeroTaxHandler
- Optimization enabled
- true
- Compiler version
- v0.8.11+commit.d7f03943
- Optimization runs
- 888
- EVM Version
- london
- Verified at
- 2026-04-15T00:58:14.183098Z
contracts/tax/ZeroTaxHandler.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;
import "./ITaxHandler.sol";
/**
* @title Zero tax handler contract
* @dev This contract should only be used by protocols that collect taxes on certain transactions and want to set it to
* zero.
*/
contract ZeroTaxHandler is ITaxHandler {
/**
* @notice Get taxed tokens for transfers. This method always returns zero.
* @param benefactor Address of the benefactor.
* @param beneficiary Address of the beneficiary.
* @param amount Number of tokens in the transfer.
* @return Number of tokens to pay as tax. This is statically set to zero.
*/
function getTax(
address benefactor,
address beneficiary,
uint256 amount
) external pure override returns (uint256) {
// Silence a few warnings. This will be optimized out by the compiler.
benefactor;
beneficiary;
amount;
return 0;
}
}
/
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;
/**
* @title Tax handler interface
* @dev Any class that implements this interface can be used for protocol-specific tax calculations.
*/
interface ITaxHandler {
/**
* @notice Get number of tokens to pay as tax.
* @param benefactor Address of the benefactor.
* @param beneficiary Address of the beneficiary.
* @param amount Number of tokens in the transfer.
* @return Number of tokens to pay as tax.
*/
function getTax(
address benefactor,
address beneficiary,
uint256 amount
) external view returns (uint256);
}
/
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;
/**
* @title Tax handler interface
* @dev Any class that implements this interface can be used for protocol-specific tax calculations.
*/
interface ITaxHandler {
/**
* @notice Get number of tokens to pay as tax.
* @param benefactor Address of the benefactor.
* @param beneficiary Address of the beneficiary.
* @param amount Number of tokens in the transfer.
* @return Number of tokens to pay as tax.
*/
function getTax(
address benefactor,
address beneficiary,
uint256 amount
) external view returns (uint256);
}
Compiler Settings
{"remappings":[],"optimizer":{"runs":888,"enabled":true},"metadata":{"bytecodeHash":"none"},"libraries":{},"evmVersion":"london","compilationTarget":{"contracts/tax/ZeroTaxHandler.sol":"ZeroTaxHandler"}}
Contract ABI
[{"type":"function","stateMutability":"pure","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"getTax","inputs":[{"type":"address","name":"benefactor","internalType":"address"},{"type":"address","name":"beneficiary","internalType":"address"},{"type":"uint256","name":"amount","internalType":"uint256"}]}]
Contract Creation Code
0x608060405234801561001057600080fd5b5060bf8061001f6000396000f3fe6080604052348015600f57600080fd5b506004361060285760003560e01c8063d7ad21ac14602d575b600080fd5b60416038366004607b565b60009392505050565b60405190815260200160405180910390f35b803573ffffffffffffffffffffffffffffffffffffffff81168114607657600080fd5b919050565b600080600060608486031215608f57600080fd5b6096846053565b925060a2602085016053565b915060408401359050925092509256fea164736f6c634300080b000aDeployed ByteCode
0x6080604052348015600f57600080fd5b506004361060285760003560e01c8063d7ad21ac14602d575b600080fd5b60416038366004607b565b60009392505050565b60405190815260200160405180910390f35b803573ffffffffffffffffffffffffffffffffffffffff81168114607657600080fd5b919050565b600080600060608486031215608f57600080fd5b6096846053565b925060a2602085016053565b915060408401359050925092509256fea164736f6c634300080b000a