Clause 18:To make all Laws which shall be necessary and proper for carrying into Execution the foregoing Powers, and all other Powers vested by this Constitution in the Government of the United States, or in any Department or Officer thereof.

• －－并且为了行使上述各项权力，以及行使本宪法赋予合众国政府或其各部门或其官员的种种权力，制定一切必要的和适当的法律。