A prior section 1073, Pub. L. 89–329, title IV, § 423, Nov. 8, 1965, 79 Stat. 1237; Pub. L. 90–575, title I, § 119(a), Oct. 16, 1968, 82 Stat. 1026; Pub. L. 94–482, title I, § 127(a), Oct. 12, 1976, 90 Stat. 2103; Pub. L. 95–43, § 1(a)(14), June 15, 1977, 91 Stat. 214; Pub. L. 96–374, title XIII, § 1391(a)(1), Oct. 3, 1980, 94 Stat. 1503, limited participation in Federal loan insurance programs, prior to the general revision of this part by Pub. L. 99–498.