The DoD memoranda regarding domestic nonavailabilty determinations implemented in DFARS 225.7002-2(b) are as follows:

Deputy Secretary of Defense memorandum of May 1, 2001, Subject: The Berry Amendment, provides policy regarding domestic nonavailability determinations. This memorandum is implemented at DFARS 225.7002-2(b)(1) through (3).

Under Secretary of Defense (Acquisition, Technology, and Logistics) memorandum of October 22, 2004, Subject: Congressional Notification of Determinations Under 10 U.S.C. 2533a (The Berry Amendment) for Procurement of Foreign Titanium, provides policy regarding Congressional notification of domestic nonavailability determinations involving titanium or products containing titanium. This memorandum is implemented at DFARS 225.7002-2(b)(4).