Pub. L. 101-509, tit. V, sec. 501

Section 501. Where appropriations in this Act are expendable for travel expenses of employees and no specific limitation has been placed thereon, the expenditures for such travel expenses may not exceed the amount set forth therefor in the budget estimates submitted for the appropriations without the advance approval of the House and Senate Committees on Appropriations: Provided, That this section shall not apply to travel performed by uncompensated officials of local boards and appeal boards of the Selective Service System; to travel performed directly in connection with care and treatment of medical beneficiaries of the Department of Veterans Affairs; to travel of the Office of Personnel Management in carrying out its observation responsibilities of the Voting Rights Act; or to payments to interagency motor pools where separately set forth in the budget schedules.