25 CFR § 175.225 - What is the Federal Register, and where can I get it?
The Federal Register is the official daily publication for rules, proposed rules, and notices of official actions by Federal agencies and organizations, as well as Executive Orders and other Presidential Documents and is produced by the Government Printing Office (GPO). You can get Federal Register publications by:
(a) Visiting www.federalregister.gov or www.gpo.gov/fdsys;
(b) Writing to the GPO at Superintendent of Documents, P.O. Box 371954, Pittsburgh, PA 15250–7954; or
(c) Calling the GPO at (202) 512–1800.