Source: http://indalaw.com/library/24-title-23-highways/
Timestamp: 2019-04-23 01:13:01+00:00

Document:
2005—Pub. L. 109–59, title I, § 1602(e)(2), title V, 5201(a)(1), Aug. 10, 2005, 119 Stat. 1248, 1780, added items for chapters 5 and 6 and struck out item for former chapter 5 “Research and Technology”.
1998—Pub. L. 105–178, title V, § 5101(1), June 9, 1998, 112 Stat. 422, added item for chapter 5.
1966—Pub. L. 89–564, title I, § 102(b)(3), Sept. 9, 1966, 80 Stat. 735, added item for chapter 4.
Pub. L 85–767, § 1, Aug. 27, 1958, 72 Stat. 885, provided in part that this title may be cited as “Title 23, United States Code, § —”.
Pub. L. 85–767, § 2, Aug. 27, 1958, 72 Stat. 919, repealed the sections or parts of sections of the Revised Statutes or Statutes at Large covering provisions codified in this title.
If any provision of title 23, as enacted by section 1 of this Act or the application thereof to any person or circumstance is held invalid, the remainder of the title and the application of the provision to other persons or circumstances shall not be affected thereby.
Pub. L. 102–240, title I, § 1066, Dec. 18, 1991, 105 Stat. 2006, provided that the Secretary of Transportation was to have prepared, by Oct. 1, 1993, a proposed recodification of title 23, United States Code, and related laws for submission to Congress for consideration, prior to repeal by Pub. L. 104–59, title III, § 357(b), Nov. 28, 1995, 109 Stat. 625.

References: § 1602
 § 5101
 § 102
 § 1
 § 2
 § 1066
 § 357