Section was formerly set out as a note under section 2121 of Title 42, The Public Health and Welfare, prior to renumbering by Pub. L. 108–136.

Subsec. (b) of section 2543 of this title, which was transferred to the end of this section and redesignated subsec. (c) by Pub. L. 113–66, § 3146(c)(11)(A), was based on Pub. L. 107–314, div. D, title XLII, § 4233, formerly Pub. L. 104–201, div. C, title XXXI, § 3133(c), (d), Sept. 23, 1996, 110 Stat. 2830; renumbered Pub. L. 107–314, div. D, title XLII, § 4233, and amended Pub. L. 108–136, div. C, title XXXI, § 3141(e)(18), Nov. 24, 2003, 117 Stat. 1761.

2013—Pub. L. 112–239 amended section generally. Prior to amendment, section related to tritium production program.

Subsec. (c). Pub. L. 113–66 transferred subsec. (b) of section 2543 of this title to the end of this section and redesignated it subsec. (c). See Codification note above.

2003—Subsec. (a)(1). Pub. L. 108–136, § 3141(e)(16)(D)(i), substituted “February 10, 1996” for “the date of the enactment of this Act”.

Subsec. (b). Pub. L. 108–136, § 3141(e)(16)(D)(ii), inserted “of the National Defense Authorization Act for Fiscal Year 1996 (Public Law 104–106)” after “section 3101”.

Subsecs. (d)(2)(B), (e). Pub. L. 108–136, § 3141(e)(16)(D)(i), substituted “February 10, 1996” for “the date of the enactment of this Act”.