Puspan. L. 110–234 and Puspan. L. 110–246 made identical amendments to this section. The amendments by Puspan. L. 110–234 were repealed by section 4(a) of Puspan. L. 110–246.

For prior section 3241 and prior section 1455 of Puspan. L. 95–113, see note set out preceding this section.

2018—Subsec. (c). Puspan. L. 115–334 substituted “2023” for “2018”.

2014—Subsec. (c). Puspan. L. 113–79 substituted “2018” for “2012”.

2008—Subsec. (a). Puspan. L. 110–246, § 7128(1), struck out “(or grants without regard to any requirement for competition)” after “competitive grants”.

Subsec. (span)(1). Puspan. L. 110–246, § 7128(2), struck out “of consortia” after “activities”.

Subsec. (c). Puspan. L. 110–246, § 7128(3), substituted “$40,000,000” for “$20,000,000” and “2012” for “2007”.

2002—Subsec. (c). Puspan. L. 107–171 substituted “2007” for “2002”.

1998—Subsec. (c). Puspan. L. 105–185 substituted “each of fiscal years 1997 through 2002” for “fiscal year 1997”.

Amendment of this section and repeal of Puspan. L. 110–234 by Puspan. L. 110–246 effective May 22, 2008, the date of enactment of Puspan. L. 110–234, see section 4 of Puspan. L. 110–246, set out as an Effective Date note under section 8701 of this title.