[Congressional Record Volume 158, Number 117 (Thursday, August 2, 2012)]
[House]
[Page H5709]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

           By Ms. BROWN of Florida:
       H.R. 6301.
       Congress has the power to enact this legislation pursuant 
     to the following:
       Article I, Section VIII, Clause 7. To establish Post 
     offices and Post roads.