Page:United States Statutes at Large Volume 83.djvu/460

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PUBLIC LAW 91-155-DEC. 24, 1969

[83 STAT.

$15,024,000 of this appropriation shall not be available for expenditure until July 1, 1970: Provided further, That $11,598,000 shall be available for construction services by the Director of Buildings and Grounds or by contract for architectural engineering services, as may be determined by the Commissioner, and the funds for the use of the Director of Buildings and Grounds shall be advanced to the appropriation account, "Construction services. Department of Buildings and Grounds". GENERAL PROVISIONS Vouchers.

Maximum amount.

Automobile allowances.

Travel expenses.

E x p e r t s and consultants. 80 Stat. 416. Advancement funds.

Taxicabs.

Vehicle u s e. 31 USC 638a.

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. 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. SEC. 4. Appropriations in this Act shall be available, when authorized or approved by the Commissioner, for allowances for privately owned automobiles used for the performance of official duties at 10 cents per mile but not to exceed $35 a month for each automobile, unless otherwise therein specifically provided, except that one hundred and sixty-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 $550 each per annum may be authorized or approved by the Commissioner. SEC. 5. Appropriations in this Act shall be available for expenses of travel and fpr the payment of dues of organizations concerned with the work of the District of Columbia government, when authorized by the Commissioner: Provided, That the total expenditures for this purpose shall not exceed $122,700. SEC. 6. Appropriations in this Act shall be available for services as authorized by 5 U.S.C. 3109. SEC. 7. The disbursing officials designated by the Commissioner are authorized to advance to such officials as may be approved by the Commissioner such amounts and for such purposes as he may determine. 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 Service Commission requiring the installation of meters in taxicabs, or for or in connection with the licensing of any A^ehicle 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 Service 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. SEC. 10. All passenger motor 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), and shall be under the direction and control of the Commissioner,

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