36 U.S.C. § 511: Authorization of appropriations

employment of personal services without regard to chapters 33 and 51 and subchapter III of chapter 53 of title 5; travel expenses of enforcement personnel, including sanitarians, from other jurisdictions; the hiring of the means of transportation; meals for policemen, firemen, and other municipal employees; the cost of removing and relocating streetcar loading platforms, construction, rent, maintenance, and expenses incident to the operation of temporary public comfort stations, first-aid stations, and information booths; and other incidental expenses in the discretion of the Mayor; and to enable the Secretary of the Interior to provide meals for the members of the United States Park Police during the inaugural period. subsection (a)(1) of this section are payable in the same way as other appropriations for the expenses of the District of Columbia; and subsection (a)(2) of this section are payable in the same way as other appropriations for the expenses of the Department of the Interior.