Section, Pub. L. 90–448, title XIII, § 1362, Aug. 1, 1968, 82 Stat. 588; Pub. L. 95–128, title VII, § 704(b), Oct. 12, 1977, 91 Stat. 1145; Pub. L. 98–181, title IV, § 451(d)(1), Nov. 30, 1983, 97 Stat. 1229, related to purchase, by Director, of insured properties damaged substantially beyond repair by flood, for subsequent transfer to State or local agency upon negotiated conditions.