United States Government Publishing Office

The United States Government Publishing Office (USGPO or GPO), formerly the United States Government Printing Office, is an agency of the legislative branch of the United States Federal government. The office produces and distributes information products and services for all three branches of the Federal Government, including U.S. passports for the Department of State as well as the official publications of the Supreme Court, the Congress, the Executive Office of the President, executive departments, and independent agencies.

An act of Congress changed the office's name to its current form in 2014. Provided by Wikipedia