The immense cost of U.S. participation in World War I had necessitated a wide variety of new taxes and increases in existing ones. When the conflict ended, the nation faced two choices: (1) Retain the high taxes and pay down the large debt accumulated during the war, or (2) provide relief to taxpayers by reducing or eliminating taxes.
Harding’s secretary of the treasury, Andrew Mellon, supported the latter path and pressed Congress to enact new tax legislation. The resulting Revenue Act, which only partially pleased the secretary, provided for the following: