Major civilian and military agencies covered are the Department of Defense, NASA, the Army, the Navy, the Air Force, the Department of Transportation, the Department of Energy, and the General Services Administration. Payments relating to all business activities of U.S. government agencies are included. These payments are used to analyze government expenditures on a comprehensive level. These data are processed to correct inconsistencies and add supplementary information.
All information is obtained from open, unclassified sources.