contract ERC1404 is ERC20 {
    /// @notice Detects if a transfer will be reverted and if so returns an appropriate reference code
    /// @param from Sending address
    /// @param to Receiving address
    /// @param value Amount of tokens being transferred
    /// @return Code by which to reference message for rejection reasoning
    /// @dev Overwrite with your custom transfer restriction logic
    function detectTransferRestriction (address from, address to, uint256 value) public view returns (uint8);

    /// @notice Returns a human-readable message for a given restriction code
    /// @param restrictionCode Identifier for looking up a message
    /// @return Text showing the restriction's reasoning
    /// @dev Overwrite with your custom message and restrictionCode handling
    function messageForTransferRestriction (uint8 restrictionCode) public view returns (string);
}
function detectTransferRestriction (address from, address to, uint256 value) public view returns (uint8);

/// @notice Detects if a transfer will be reverted and if so returns an appropriate reference code
/// @param from Sending address
/// @param to Receiving address
/// @param value Amount of tokens being transferred
/// @return Code by which to reference message for rejection reasoning
/// @dev Overwrite with your custom transfer restriction logic