1987—Pub. L. 100–135 substituted “The police” for “The special police”.

1973—Pub. L. 93–198 inserted reference to violations of any law of the District of Columbia.

Pub. L. 110–161, div. H, title I, § 1004(d)(1)(B), Dec. 26, 2007, 121 Stat. 2233, and Pub. L. 110–178, § 4(a)(2), Jan. 7, 2008, 121 Stat. 2551, provided that this section is repealed on Oct. 1, 2009.

Amendment by Pub. L. 100–135 applicable with respect to pay periods beginning after Sept. 30, 1987, except that any pay increase for employees of Library of Congress, pursuant to such amendment, to be subject to appropriation and to be implemented in four approximately equal annual increments, so that pay parity with Capitol Police occurs beginning with first pay period beginning after Sept. 30, 1990, see section 3 of Pub. L. 100–135, set out as a note under section 167 of this title.

Section 771(d) of Pub. L. 93–198 provided that the amendment made by Pub. L. 93–198 is effective 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 accept 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.