On the recordJanuary 30, 1977
Whenever the Secretary of the Treasury enters into an agreement pursuant to Sections 5516, 5517, or 5520 of Title 5 of the United States Code, with the District of Columbia, a State, or a city, as the case may be, with regard to the withholding, by an agency of the United States, of income or employment taxes from the pay of Federal employees or members of the Armed Forces, the Secretary of the Treasury shall ensure that each agreement is consistent with those sections and regulations, including this Order.
Source
presidency.ucsb.edu
