U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
The rules of practice shall apply to all Postal Service proceedings concerning applications, denials, suspensions and revocations of Periodicals mailing privileges arising under former title 39 U.S.C. 4351,4352,4353,4354,4355,4356,and. 3 of the Postal Reorganization Act (Pub. L. 91-375).