[Congressional Record Volume 159, Number 72 (Tuesday, May 21, 2013)]
[House]
[Page H2839]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

            By Mr. JOHNSON of Ohio:
        H.R. 2062.
        Congress has the power to enact this legislation pursuant 
     to the following:
       Congress has the authority to establish post offices and 
     post roads, as enumerated in Article I, Section 8, Clause 7 
     of the United States Constitution.