The text of subsec. (a) of section 2401 of this title, which was transferred to this section by Pub. L. 116–283, § 1825(b), was based on Pub. L. 98–94, title XII, § 1202(a)(1), Sept. 24, 1983, 97 Stat. 679; Pub. L. 109–163, div. A, title VIII, § 815(a)(1), Jan. 6, 2006, 119 Stat. 3381.

The text of subsec. (b) of section 2401 of this title, which was transferred to this section by Pub. L. 116–283, § 1825(b), was based on Pub. L. 98–94, title XII, § 1202(a)(1), Sept. 24, 1983, 97 Stat. 679; Pub. L. 104–106, div. A, title XV, §§ 1502(a)(20), Feb. 10, 1996, 110 Stat. 504; Pub. L. 106–65, div. A, title X, § 1067(1), Oct. 5, 1999, 113 Stat. 774; Pub. L. 106–398, § 1 [[div. A], title X, § 1087(a)(13)], Oct. 30, 2000, 114 Stat. 1654, 1654A–291; Pub. L. 109–163, div. A, title VIII, § 815(a)(1), (b), Jan. 6, 2006, 119 Stat. 3381; Pub. L. 110–181, div. A, title VIII, § 824, Jan. 28, 2008, 122 Stat. 227; Pub. L. 112–239, div. A, title X, § 1076(f)(26), Jan. 2, 2013, 126 Stat. 1953.

2024—Subsec. (b)(5). Pub. L. 118–159 substituted “subsection if funds” for “subsection if—(A) funds” and period for semicolon at end and struck out former subpars. (B) and (C) which read as follows:

“(B) the Secretary of Defense submits to the congressional defense committees a certification that there is no alternative for meeting urgent operational requirements other than making the contract; and

“(C) a period of 30 days of continuous session of Congress has expired following the date on which the certification was received by such committees.”

2021—Pub. L. 116–283, § 1825(b), transferred subsecs. (a) and (b) of section 2401 of this title to this section.

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.