The Secretary of Defense may not loan to a country under this section any material if the material is a strategic and critical material and if, at the time the loan is to be made, the quantity of the material in the National Defense Stockpile (provided for under section 98b of title 50) is less than the quantity of such material to be stockpiled, as determined by the President under section 98b(a) of title 50.
For purposes of this section, the term “NATO ally” means a member country of the North Atlantic Treaty Organization (other than the United States).