[Congressional Record Volume 159, Number 17 (Tuesday, February 5, 2013)]
[House]
[Page H371]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

           By Mr. ROE of Tennessee:
       H.R. 503.
       Congress has the power to enact this legislation pursuant 
     to the following:
       The constitutional authority on which this bill rests is 
     the power of Congress as stated in Article 1, Section 8, 
     Clause 17 of the United States Constitution.