The U.S. Government Accounting Office Building is an historic government office building, the headquarters of the Government Accountability Office. It is located at 441 G Street NW in Washington, D.C., adjacent to the National Building Museum. Building also serves as headquarters for U.S. Army Corps of Engineers. It was dedicated on September 11, 1951, by President Harry S. Truman. See also National Register of Historic Places listings in central Washington, D.C. References External links General Accounting Office Building Government buildings completed in 1951 Government buildings on the National Register of Historic Places in Washington, D.C. Judiciary Square Office buildings in Washington, D.C. Office buildings on the National Register of Historic Places in Washington, D.C.