Editorial Notes Codification Section, act July 15, 1949, ch. 338, title I, § 115, as added Aug. 10, 1965 , Pub. L. 89–117, title I, § 106(a) , 79 Stat. 457 ; amended May 25, 1967 , Pub. L. 90–19, § 6(b) , 81 Stat. 21 ; Aug. 1, 1968 , Pub. L. 90–448, title V, § 503 , 82 Stat. 521 ; Dec. 24, 1969 , Pub. L. 91–152, title II, § 205 , 83 Stat. 387 , which related to rehabilitation grants, was omitted pursuant to section 5316 of this title which terminated authority to make grants or loans under this subchapter after Jan. 1, 1975 . Statutory Notes and Related Subsidiaries Amendment of Contracts Executed Prior to Enactment of Section Pub. L. 89–117, title I, § 106(b) , Aug. 10, 1965 , 79 Stat. 458 , provided that any contract with a local public agency executed under this subchapter before Aug. 10, 1965 , could be amended to provide for grants authorized by this section.