§ 1808.605 - Clearances. (NASA supplements paragraphs (a) and (c)).

(a) NASA purchase orders or contracts written pursuant to a general or blanket clearance need not be supported by a copy of the clearance, but the clearance number must be cited on the purchase order or contract as well as on the initial voucher. A copy of the clearance certificate must be attached to the initial voucher.

(c) When disputes occur, the contracting officer shall refer the matter to the Assistant Administrator for Procurement (Code HS) for review and any further action. Such referrals shall include a complete statement of the attempts made to resolve the matter.