Looking for information about a bill or law? Need information about your congressional representative? Access timely legislation. The Library of Congress Congress.gov is your resource. Presented by the Library of Congress, Congress.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."
Looking for Congressional documents from the first 100 years of the U.S. Congress? Find it here at A Century of Lawmaking.