2023—Pub. L. 118–31 substituted “and Space Force brigadier generals; regular Navy” for “brigadier generals and” in section catchline; designated existing provisions as subsec. (a), inserted heading, and substituted “or Regular Marine Corps” for “Regular Marine Corps, or Regular Space Force”; and added subsec. (b).

2021—Pub. L. 116–283 substituted “Regular Marine Corps, or Regular Space Force” for “or Regular Marine Corps”.

2016—Pub. L. 114–328 inserted “or 637a” after “637(b)”.

1985—Pub. L. 99–145 substituted “rear admirals (lower half)” for “commodores” in section catchline and “rear admiral (lower half)” for “commodore” in text.

1984—Pub. L. 98–525 substituted “30” for “thirty”.

1981—Pub. L. 97–86 substituted “commodores” for “commodore admirals” in section catchline and “commodore” for “commodore admiral” in text.

Amendment by Pub. L. 97–86 effective Sept. 15, 1981, see section 405(f) of Pub. L. 97–86, set out as a note under section 101 of this title.

Section effective Sept. 15, 1981, but the authority to prescribe regulations under this section effective on Dec. 12, 1980, see section 701 of Pub. L. 96–513, set out as an Effective Date of 1980 Amendment note under section 101 of this title.