[Congressional Record Volume 162, Number 136 (Friday, September 9, 2016)]
[House]
[Page H5255]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

           By Mr. SHUSTER:
        H.R. 5977.
       Congress has the power to enact this legislation pursuant 
     to the following:
       Article I, Section 8 of the United States Constitution, 
     specifically Clause 7 (related to establishment of Post 
     Offices and Post Roads).