Section,
Pub. L. 88–452, title VI, § 609, Aug. 20, 1964,
78 Stat. 532;
Pub. L. 90–222, title I, § 108(f), Dec. 23, 1967,
81 Stat. 715;
Pub. L. 91–177, title I, § 109, Dec. 30, 1969,
83 Stat. 830;
Pub. L. 92–424, §§ 12(b),
21, Sept. 19, 1972,
86 Stat. 692, 696;
Pub. L. 93–386, § 2(b), Aug. 23, 1974,
88 Stat. 745, defined the terms “State”, “financial assistance”, “permanent resident of the United States”, “Director”, and “lower living standard budget”.