US lawFederal (United States)Session lawPub. L. 83-763 — To provide certain employment benefits for employees of the Federal Government, and for other purposes.503Pub. L. 83-763, tit. V, sec. 503Pub. L. 83-763, tit. V, sec. 503EnactedYear: 1954Length: 15 wordsOfficial source Sec. 503. Section 501 of this title shall take effect as of September 1, 1953.PreviousPub. L. 83-763, tit. V, sec. 502NextPub. L. 83-763, tit. VI, sec. 601