The Military Selective Service Act, referred to in subsec. (a), is act June 24, 1948, ch. 625, 62 Stat. 604, which was classified principally to section 451 et seq. of the former Appendix to Title 50, War and National Defense, prior to editorial reclassification and renumbering as chapter 49 (§ 3801 et seq.) of Title 50. For complete classification of this Act to the Code, see Tables.

Section effective on the first day of the first full program year after July 22, 2014 (July 1, 2015), see section 506 of Pub. L. 113–128, set out as a note under section 3101 of this title.