PUBLIC LAW 88-479-AUG. 22, 1964
of Buildings and Grounds shall be advanced to the appropriation account, "Construction services, Department of Buildings and Grounds". GENEKAL PROVISIONS Vouchers.
SEC. 2. Except as otherwise provided herein, all vouchers covering expenditures of appropriations contained in this Act shall be audited before payment by the designated certifying official and the vouchers as approved shall be paid by checks issued by the designated disbursing official without countersignature. Maximum amount. SEC. 3. Whenever in this Act an amount is specified within an appropriation for particular purposes or object of expenditure, such amount, unless otherwise specified, shall be considered as the maximum amount which may be expended for said purpose or object rather than an amount set apart exclusively therefor. Automobile alSEC. 4. Appropriations in this Act shall be available, when authorlowances. ized or approved by the Commissioners, for allowances for privately owned automobiles used for the performance of official duties at 8 cents per mile but not to exceed $25 a month for each automobile, unless otherwise therein specifically provided, except that one hundred and forty-three (fifty for investigators in the Department of Public Welfare and eighteen for venereal disease investigators in the Department of Public Health) such allowances at not more than $410 each per annum may be authorized or approved by the Commissioners. Travel exSEC. 5. Appropriations in this Act shall be available for expenses of travel and for the payment of dues of organizations concerned with the work of the District of Columbia government, when authorized by the Commissioners: Provided, That the total expenditures for this purpose shall not exceed $65,000. SEC. 6. Appropriations in this Act shall be available for services as 60 Stat. 810. authorized by section 15 of the Act of August 2, 1946 (5 U.S.C. 55a). SEC. 7. The disbursing officials designated by the Commissioners are authorized to advance to such officials as may be approved by the Commissioners such amounts and for such purposes as the Commissioners may determine. Restrictions. SEC. 8. Appropriations in this Act shall not be used for or in connection with the preparation, issuance, publication, or enforcement of any regulation or order of the Public Utilities Commission requiring the installation of meters in taxicabs, or for or in connection with the licensing of any vehicle to be operated as a taxicab except for operation in accordance with such system of uniform zones and rates and regulations applicable thereto as shall have been prescribed by the Public Utilities Commission. SEC. 9. Appropriations in this Act shall not be available for the payment of rates for electric current for street lighting in excess of 2 cents per kilowatt-hour for current consumed. Vehicle use. SEC. 10. All motor-propelled passenger-carrjT^ing vehicles (including watercraft) owned by the District of Columbia shall be operated and utilized in conformity with section 16 of the Act of August 2, 1946 60 Stat. 810. (5 U.S.C. 77, 78), and shall be under the direction and control of the Commissioners, who may from time to time alter or change the assignment for use thereof, or direct the alteration of interchangeable use of any of the same by officers and employees of the District, except as otherwise provided in this Act. "Official purposes" shall not apply to the Commissioners of the District of Columbia or i^ cases of officers and employees the character of whose duties makes such transportation necessary, but only as to such latter cases when the same is approved by the Commissioners.