The Marriner S. Eccles Federal Reserve Board Building houses the main offices of the Board of Governors of the United States' Federal Reserve System. It is located at the intersection of 20th Street and Constitution Avenue in Washington, D.C. The building, designed in the Stripped Classicism style, was designed by Paul Philippe Cret and completed in 1937. President Franklin D. Roosevelt dedicated the building on October 20, 1937.

The Board of Governors of the Federal Reserve System, commonly known as the Federal Reserve Board, is the main governing body of the Federal Reserve System. It is charged with overseeing the Federal Reserve Banks and with helping implement the monetary policy of the United States. Governors are appointed by the president of the United States and confirmed by the Senate for staggered 14-year terms. It is headquartered in the Eccles Building on Constitution Avenue, N.W. in Washington, D.C.