The Federal Register is the official journal of the federal government of the United States that contains government agency rules, proposed rules, and public notices. Final rules that have been approved are added to the Code of Federal Regulations.
The Serial Set contains the House and Senate Documents and the House and Senate Reports. In general, it includes: committee reports related to bills and other matters, presidential communications to Congress, treaty materials, certain executive department publications, and certain non-governmental publications.
The Government Accountability Office is a legislative branch government agency that provides auditing, evaluation, and investigative services for the United States Congress. It is the supreme audit institution of the federal government of the United States.
The Congressional Budget Office is a federal agency within the legislative branch of the United States government that provides budget and economic information to Congress.
CRS reports provide Congress with both anticipatory and on-demand research and analysis to support their legislative, oversight, and representational duties. All reports adhere to the core values of CRS; they are authoritative, objective and nonpartisan.