A prior section 3029, Pub. L. 89–73, title III, § 309, as added Pub. L. 93–351, § 3, July 12, 1974, 88 Stat. 357, related to transportation projects, prior to the general amendment of this subchapter by Pub. L. 95–478. See section 3026 of this title.

Provisions similar to those comprising this section were contained in Pub. L. 89–73, title III, § 307, as added Pub. L. 93–29, title III, § 301, May 3, 1973, 87 Stat. 44, which was classified to section 3027 of this title prior to repeal by Pub. L. 95–478.

2006—Subsec. (b)(2). Pub. L. 109–365 substituted “10 percent of the cost of the services specified in such section 3024 (d)(1)(D) of this title” for “the non-Federal share required prior to fiscal year 1981”.

1993—Subsec. (a). Pub. L. 103–171 substituted “Assistant Secretary” for “Commissioner” wherever appearing.

1987—Subsec. (c). Pub. L. 100–175 substituted “its average annual expenditures from such sources for the period of 3 fiscal years preceding such year” for “its expenditures from such sources for the preceding fiscal year”.

1984—Subsec. (a). Pub. L. 98–459, § 309(a), substituted “as the Commissioner deems appropriate” for “as he deems appropriate”.

Subsec. (b)(2). Pub. L. 98–459, § 309(b), substituted “section 3024 (d)(1)(D)” for “section 3024 (d)(1)(B)”.

Amendment by Pub. L. 100–175 effective Oct. 1, 1987, except not applicable with respect to any area plan submitted under section 3026 (a) of this title or any State plan submitted under section 3027 (a) of this title and approved for any fiscal year beginning before Nov. 29, 1987, see section 701(a), (b) of Pub. L. 100–175, set out as a note under section 3001 of this title.

Amendment by Pub. L. 98–459 effective Oct. 9, 1984, see section 803(a) of Pub. L. 98–459, set out as a note under section 3001 of this title.