Section, Pub. L. 87–70, title II, § 207, June 30, 1961, 75 Stat. 165; Pub. L. 88–560, title II, § 203(e), title IV, § 407, Sept. 2, 1964, 78 Stat. 784, 796; Pub. L. 89–117, title XI, § 1105, Aug. 10, 1965, 79 Stat. 503; Pub. L. 90–19, § 18(a), May 25, 1967, 81 Stat. 25; Pub. L. 90–448, title XVII, § 1714(a), Aug. 1, 1968, 82 Stat. 607, provided for low-rent housing demonstration programs and development grants. See section 1701z–1 et seq. of Title 12, Banks and Banking.

Pub. L. 91–609, title V, § 503, Dec. 31, 1970, 84 Stat. 1785, provided in part for repeal of sections 1701d–3, 1701e, 1701e note, and 1701f of Title 12, Banks and Banking, this section, note below, section 1452a, section 1456 note, and sections 3372, 3373 of this title, effective July 1, 1971, except that the repeal shall not affect contracts, commitments, reservations, or other obligations entered pursuant to such provisions prior to July 1, 1971.

Pub. L. 90–448, title XVII, § 1714(b), Aug. 1, 1968, 82 Stat. 607, providing for report to Congress within one year after Aug. 1, 1968, respecting self-help studies and demonstrations, was repealed by Pub. L. 91–609, title V, § 503(7), Dec. 31, 1970, 84 Stat. 1786.