1. Quality clause RES-71 on MDA purchase orders (DFARS 252.225.7012)

2. DFARS
When clause RES-71 is applicable to an item on MDA purchase orders, suppliers shall ensure that all raw materials used for the item originate from one of the “qualifying countries” of DFARS
Link to DFARS , latest revision is Dec 2017:

3. Qualifying countries
List of qualifying countries as of August 2018:

4. Waiver to RES-71
MDA can accept other raw material sources on a case-by-case basis. Waiver shall be provided to and accepted by MDA buyer prior start of machining.