US lawFederal (United States)Session lawPub. L. 83-74 — To adjust the salaries of officers and members of the Metropolitan Police force, tile United States Park Police, the White House Police, and the Fire Department of the District of Columbia, and for other purposes.407Pub. L. 83-74, tit. IV, sec. 407Pub. L. 83-74, tit. IV, sec. 407EnactedYear: 1953Length: 11 wordsOfficial source Sec. 407. This Act shall take effect on July 1, 1953.PreviousPub. L. 83-74, tit. IV, sec. 406