The text of subsec. (d) of section 2334 of this title, which was transferred to this section and amended by Pub. L. 116–283, § 1812(e), was based on Pub. L. 111–23, title I, § 101(b)(1), May 22, 2009, 123 Stat. 1706; Pub. L. 114–328, div. A, title VIII, § 842(a)(3), (5), (b)(3), (4), Dec. 23, 2016, 130 Stat. 2288–2290.

A prior section 3224, act Aug. 10, 1956, ch. 1041, 70A Stat. 177, related to authorized strength of Army National Guard of United States, prior to repeal by Pub. L. 103–337, div. A, title XVI, §§ 1662(a)(3), 1691, Oct. 5, 1994, 108 Stat. 2988, 3026, effective Dec. 1, 1994. See section 12001 of this title.

2021—Pub. L. 116–283, § 1812(e)(1), (2)(A), transferred subsec. (d) of section 2334 of this title to this section and struck out subsec. (d) designation and heading “Participation, Concurrence, and Approval in Cost Estimation” at beginning.

Par. (3). Pub. L. 116–283, § 1812(e)(2)(B), substituted “section 3221(b)(6) of this title” for “subsection (a)(6)”.

Section and amendment by Pub. L. 116–283 effective Jan. 1, 2022, with additional provisions for delayed implementation and applicability of existing law, see section 1801(d) of Pub. L. 116–283, set out as an Effective Date of 2021 Amendment note preceding section 3001 of this title.