The District of Columbia Traffic Act of 1925, referred to in subsec. (a), is act Mar. 3, 1925, ch. 443, 43 Stat. 1119, as amended, which is not classified to the Code.

Section was classified to section 212b of former Title 40, prior to the enactment of Title 40, Public Buildings, Property, and Works, by Pub. L. 107–217, § 1, Aug. 21, 2002, 116 Stat. 1062.

1973—Subsec. (a). Pub. L. 93–198, § 739(g)(6), struck out “, except on those streets and roadways shown on the map referred to in section 193a of this title as being under the jurisdiction and control of the Commissioner of the District of Columbia”.

1947—Subsec. (b). Act July 11, 1947, § 1, struck out reference to six months after July 31, 1946, as the time for promulgation of regulations and authorized amendment of regulations.

Subsec. (c). Act July 11, 1947, § 2, authorized certain traffic regulations to be effective immediately upon placing conspicuous signs containing notice of regulations at the places affected thereby and inserted provision for payment of expenses.

“District of Columbia Court of General Sessions” changed to “Superior Court of the District of Columbia” pursuant to Pub. L. 91–358, which provided that such change is effective first day of seventh calendar month which begins after July 29, 1970.

Pub. L. 87–873, § 1, Oct. 23, 1962, 76 Stat. 1171 and Pub. L. 88–60, § 1, July 8, 1963, 77 Stat. 77, both redesignated the “Municipal Court for the District of Columbia” as the “District of Columbia Court of General Sessions”.

Pub. L. 93–198, title VII, § 771(d), Dec. 24, 1973, 87 Stat. 836, provided that the amendment made by Pub. L. 93–198 is effective on Jan. 2, 1975, if a majority of the registered qualified electors in the District of Columbia voting on the charter issue in the charter referendum accepted the charter set out in title IV of Pub. L. 93–198, Dec. 24, 1973, 87 Stat. 785. The charter was approved by the voters on May 7, 1974.

Except as otherwise provided in Reorg. Plan No. 3, of 1967, functions of Board of Commissioners of District of Columbia transferred to Commissioner of District of Columbia by section 401 of Reorg. Plan No. 3 of 1967. Office of Commissioner of District of Columbia, as established by Reorg. Plan No. 3 of 1967, abolished as of noon Jan. 2, 1975, by Pub. L. 93–198, title VII, § 711, Dec. 24, 1973, 87 Stat. 818, and replaced by office of Mayor of District of Columbia by section 421 of Pub. L. 93–198. Accordingly, “Mayor” substituted in subsec. (d) for “commissioner”.