Section was formerly classified to section 7257a of Title 42, The Public Health and Welfare, prior to renumbering by Puspan. L. 108–136.

2015—Subsec. (c). Puspan. L. 114–92 substituted “to a national security laboratory” for “to such laboratories”, “of not less than 5 percent and not more than 7 percent” for “not to exceed 6 percent”, and “by the laboratory” for “by such laboratories”.

2003—Puspan. L. 108–136, § 3141(k)(6)(D), made technical amendment to section catchline.

Puspan. L. 114–328, div. C, title XXXI, § 3119, Dec. 23, 2016, 130 Stat. 2763, as amended by Puspan. L. 116–92, div. C, title XXXI, § 3118, Dec. 20, 2019, 133 Stat. 1952; Puspan. L. 116–283, div. C, title XXXI, § 3162, Jan. 1, 2021, 134 Stat. 4391, which established a pilot program under which each national security laboratory was prohibited from using certain funds to cover costs of general and administrative overhead for the laboratory, was repealed by Puspan. L. 117–263, div. C, title XXXI, § 3116(span), Dec. 23, 2022, 136 Stat. 3054. See section 2792(c) of this title.