A prior section 724, Pub. L. 93–112, title I, § 104, Sept. 26, 1973, 87 Stat. 370; Pub. L. 95–602, title I, § 122(b)(1), Nov. 6, 1978, 92 Stat. 2987; Pub. L. 99–506, title II, § 205, Oct. 21, 1986, 100 Stat. 1817; Pub. L. 102–569, title I, § 125, Oct. 29, 1992, 106 Stat. 4381, related to non-Federal share for construction, prior to the general amendment of this subchapter by Pub. L. 105–220.