The Secretary of the Senate and the Chief Administrative Officer of the House of Representatives shall, in disbursing the public moneys for the use of the two Houses, respectively, purchase only articles the growth and manufacture of the United States, provided the articles required can be procured of such growth and manufacture upon as good terms as to quality and price as are demanded for like articles of foreign growth and manufacture.
Structure US Code
CHAPTER 41— CONGRESSIONAL OFFICERS AND ADMINISTRATION
§ 4101. Authority of officers of Congress over Congressional employees
§ 4102. Purchase of supplies for Senate and House
§ 4104. American goods to be preferred in purchases for Senate and House
§ 4105. Purchase of paper, envelopes, etc., for stationery rooms of Senate and House
§ 4106. Stationery rooms of House and Senate; specification of classes of articles purchasable
§ 4107. Withdrawal of unexpended balances of appropriations