Section, added Pub. L. 114–94, div. A, title I, § 1403(a) , Dec. 4, 2015 , 129 Stat. 1407 , related to availability of additional amounts of contract authority based on additional deposits into the Highway Trust Fund. A prior section 105, Pub. L. 85–767 , Aug. 27, 1958 , 72 Stat. 891 ; Pub. L. 86–624, § 17(b) , July 12, 1960 , 74 Stat. 415 ; Pub. L. 89–564, title II, § 206 , Sept. 9, 1966 , 80 Stat. 736 ; Pub. L. 91–605, title I , §§ 106(d), 132, Dec. 31, 1970 , 84 Stat. 1717 , 1732; Pub. L. 93–87, title I, § 109(b) , Aug. 13, 1973 , 87 Stat. 255 ; Pub. L. 95–599, title I , §§ 111, 112, Nov. 6, 1978 , 92 Stat. 2696 ; Pub. L. 97–424, title I, § 109(a) , Jan. 6, 1983 , 96 Stat. 2104 ; Pub. L. 102–240, title I, § 1105(g)(7) , Dec. 18, 1991 , 105 Stat. 2036 ; Pub. L. 105–178, title I, § 1104(a) , (c), June 9, 1998 , 112 Stat. 127 ; Pub. L. 105–206, title IX, § 9002(d) , July 22, 1998 , 112 Stat. 835 ; Pub. L. 109–59, title I, § 1104(a) , Aug. 10, 2005 , 119 Stat. 1163 ; Pub. L. 110–244, title I, § 101(m)(3)(B) , June 6, 2008 , 122 Stat. 1576 , related to the equity bonus program, prior to repeal by Pub. L. 112–141, div. A, title I, § 1519(b)(1)(A) , July 6, 2012 , 126 Stat. 575 , effective Oct. 1, 2012 . Statutory Notes and Related Subsidiaries Effective Date of Repeal Repeal effective Oct. 1, 2021 , see section 10003 of Pub. L. 117–58 , set out as an Effective Date of 2021 Amendment note under section 101 of this title . CFR Title Parts 23 1235