The contracting officer-
(a) Must apply the evaluation procedures of this subpart to each line item of an offer unless either the offer or the solicitation specifies evaluation on a group basis (see 25.503);(b) May rely on the offeror's certification of end product origin when evaluating a foreign offer;(c) Must identify and reject offers of end products that are prohibited in accordance with subpart 25.7; and(d) When trade agreements are involved, must not use the Buy American statute evaluation factors prescribed in this subpart to provide a preference for one foreign offer over another foreign offer.64 FR 72419, Dec. 27, 1999, as amended at 67 FR 21535, Apr. 30, 2002; 71 FR 20306, Apr. 19, 2006; 79 FR 24209, Apr. 29, 2014; 87 FR 12792, Mar. 7, 2022