48 CFR 225.7102-2: 225.7102-2 Exceptions.

The policy in 225.7102-1 does not apply to acquisitions—

(a) Using simplified acquisition procedures, unless the restricted item is the end item being purchased;

(b) Overseas for overseas use; or

(c) When the quantity acquired exceeds the amount needed to maintain the U.S. defense mobilization base (provided the excess quantity is an economical purchase quantity). The requirement for domestic manufacture does not apply to the quantity above that required to maintain the base, in which case, qualifying country sources may compete.