PUBLIC LAWS-CH. 707-JULY 31,1946 Use of Louisiana Board: Provided, That notwithstanding the provisions of sections 7 and 11 of this Act, the Capitol Police Board is hereby authorized to grant the Commissioners of the District of Columbia authority to permit the use of Louisiana Avenue for any of the purposes prohibited sby said section 7. Conerts. SEC. 13. Nothing in the foregoing sections shall be construed to pro- hibit the giving of concerts in the United States Capitol Grounds, at such times as will not interfere with the Congress, by any band in the service of the United States, when and as authorized by the Architect of the Capitol. tol Polie Board i SEC. 14 . (a) The Capitol Police Board, consisting of the Sergeant at Arms of the United States Senate, the Sergeant at Arms of the House of Representatives, and the Architect of the Capitol, shall have exclu- sive charge and control of the regulation and movement of all vehicular and other traffic, including the parking and impounding of vehicles and limiting the speed thereof, within the United States Capitol Grounds, except on those streets and roadways shown on the map referred to in section 1 of this Act as being under the jurisdiction and control Regulations. of the Commissioners of the District of Columbia; and said Board is hereby authorized and empowered to make and enforce all necessary regulations therefor and to prescribe penalties for violation of such regulations, such penalties not to exceed a fine of $300 or imprison- ment for not more than ninety days. Notwithstanding the foregoing provisions of this section those provisions of the District of Columbia 4D.ISc.tde5 401 Traffic Act of 1925, as amended, for the violation of which specific et seq.; Supp. V, §4(- penalties are provided in said Act, as amended, shall be applicable to e the United States Capitol Grounds. Prosecutions for violation of such regulations shall be in The Municipal Court for the District of Columbia, upon information by the Corporation Counsel of the Dis- trict of Columbia or any of his assistants. Promulgationofreg- (b) Regulations authorized to be promulgated under this section shall be promulgated by the Capitol Police Board within six months after approval of this Act: Provided, That until such regulations are promulgated and become effective, the traffic regulations of the District of Columbia shall be applicable to the United States Capitol Grounds. (c) All regulations promulgated under the authority of this section shall, when adopted by the Capitol Police Board, be printed in one or more of the daily newspapers published in the District of Columbia, and shall not become effective until the expiration of ten days after the date of such publication. Bodareri with (d) It shall be the duty of the Commissioners of the District of Columbia, or any officer or employee of the government of the District of Columbia designated by said Commissioners, upon request of the Capitol Police Board, to cooperate with the Board in the preparation of the regulations authorized to be promulgated under this section, and any future amendments thereof. Repeals. SEC. 15. The Act entitled "An Act to regulate the use of the Capitol 40 U.S. C 194 Grounds", approved July 1, 1882 (22 Stat. 126) the second sentence 2note. - of the first paragraph under the heading "Capitol Police", contained in section 1 of an Act entitled "An Act making appropriations for the legislative, executive, and judicial expenses of the Government for the fiscal year ending June thirtieth, eighteen hundred and ninety- seven, and for other purposes", approved May 28, 1896 (29 Stat. 143; U. S . C., title 40, sec. 213), the proviso in the paragraph "Lighting the Capitol and Grounds", contained in an Act entitled "An Act making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth, nineten hundred and one, and for other purposes", approved June 6, 1900 (31 Stat. 613- U . S C.,title 40, sec. 205), and sections 881 to 890, both inclusive, of the Act enitled An Act to establish a code of law for the District of Columbia", 720 [60 STAT.