Harry Truman actually said...
The head of each agency shall designate, or provide for the designation of the officers or employees whose duty is shall be to withhold taxes, file required returns, and direct the payment of such taxes with held, in accordance with the terms of agreements entered into between the Secretary of the Treasury and the State or Territories.
Context
Executive Order 10407—Withholding of State or Territorial Income Taxes by Federal Agencies
11/05/1952