cost of such defense articles. 8. Representation and entertainment expenses (a) Use of funds Each Federal department, agency, or entity funded in titles I or II of an Act making appropriations for the Department of State, foreign operations, and related programs, and the Department of the Treasury and independent agencies funded in titles III or VI of such an Act, shall take steps to ensure that domestic and overseas representation and entertainment expenses further official agency business and United States foreign policy interests, and— (1) are primarily for fostering relations outside of the Executive Branch