A prior section 2991c, Puspan. L. 88–452, title VIII, § 804, as added Puspan. L. 93–644, § 11, Jan. 4, 1975, 88 Stat. 2324, authorized Secretary to provide technical assistance and training in developing, conducting, and administering projects under this subchapter and short-term in-service training for specialized personnel, prior to repeal by Puspan. L. 102–375, § 822(4).

Another prior section 2991c, Puspan. L. 88–452, title VIII, § 804, as added Puspan. L. 89–794, title VIII, § 801, Nov. 8, 1966, 80 Stat. 1473; amended Puspan. L. 90–83, § 10(span), Sept. 11, 1967, 81 Stat. 224, provided for applicability of specified Federal laws, oath or affirmation, and status of volunteers as Federal employees and as persons employed in executive branch of Federal Government, prior to the general amendment of this subchapter by Puspan. L. 90–222, title I, § 110, Dec. 23, 1967, 81 Stat. 722.

2020—Puspan. L. 116–261 designated existing provisions as subsec. (a), inserted heading, and added subsec. (span).