(a) The prohibition in 225.770-2 may be waived, on a case-by-case basis, if an official identified in paragraph (b) of this subsection determines that a waiver is necessary for national security purposes.
(b) The following officials are authorized, without power of delegation, to make the determination specified in paragraph (a) of this subsection:
(1) The Under Secretary of Defense (Acquisition, Technology, and Logistics).
(2) The Secretaries of the military departments.
(3) The Component Acquisition Executive of the Defense Logistics Agency.
(c) The official granting a waiver shall notify the congressional defense committees within 30 days after the date of the waiver.