; (2) a procurement for resale purposes in any military commissary, military exchange, gift shop, or nonappropriated fund instrumentality operated by an agency; or (3) a procurement for amounts less than the simplified acquisition threshold. (e) Presidential waiver (1) In general The President may waive the requirement in subsection (b) if the President determines that a waiver is necessary to comply with any trade agreement to which the United States is a party. (2) Notice of waiver Not later than 30 days after the date on which the President grants a waiver under paragraph (1), the President shall publish notice of the waiver in the Federal Register. . (2) Technical and conforming amendment The table of sections for chapter 63 of title 41, United States Code, is amended by adding at the end the following: 6310. Requirement for agencies to buy domestically made United States flags. . (b) Applicability Section 6310 of title 41, United States Code, as added by subsection (a)(1), shall apply with respect to any contract entered into on or after the date that is 180 days after the date of enactment of this Act.