Pub. L. 82-455, tit. IV, sec. 404

Sec. 404. No part of any appropriation contained in this Act, or of the funds available for expenditure by any corporation included in this Act, shall be used to pay the compensation of any civilian employee of the Government, whose principal or primary duties consist of acting as chauffeur or driver of any Government-owned passenger motor vehicle (other than a bus or ambulance). This section shall not apply with respect to any person whose duties consist of acting as chauffeur for the President, of the United States or whose place of duty is in a foreign country.