Section, Pub. L. 90–247, title IV, § 421, as added Pub. L. 93–380, title V, § 507(a), Aug. 21, 1974, 88 Stat. 565; amended Pub. L. 94–482, title IV, § 404(a), Oct. 12, 1976, 90 Stat. 2230; Pub. L. 96–88, title III, § 301(a)(1), title V, § 507, Oct. 17, 1979, 93 Stat. 677, 692, specified programs subject to provisions of this subchapter.