EMPA Orientation to Library Resources: Hearings, Legislation, and Regulations

ongress.gov is the official website for U.S. federal legislative information. The site provides access to accurate, timely, and complete legislative information for Members of Congress, legislative agencies, and the public. It is presented by the Library of Congress (LOC) using data from the Office of the Clerk of the U.S. House of Representatives, the Office of the Secretary of the Senate, the Government Publishing Office, Congressional Budget Office, and the LOC's Congressional Research Service.

Govinfo is a service of the United States Government Publishing Office (GPO), which is a Federal agency in the legislative branch. govinfo provides free public access to official publications from all three branches of the Federal Government.

The Code of Federal Regulations is the codification of the general and permanent rules and regulations published in the Federal Register by the executive departments and agencies of the federal government of the United States. The CFR is divided into 50 titles that represent broad areas subject to federal regulation.

Cornell Law School guide (with annotations) to the US Code