[Congressional Record Volume 159, Number 7 (Tuesday, January 22, 2013)]
[House]
[Page H223]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

           By Mr. CALVERT:
       H.R. 331.
       Congress has the power to enact this legislation pursuant 
     to the following:
       The constitutional authority of Congress to enact this 
     legislation is provided by Article I, section 8 of the United 
     States Constitution, specifically clause 18 (relating to the 
     power to make all laws necessary and proper for carrying out 
     the powers vested in Congress).