country of origin
(2) The term “country of origin” means— (A) with respect to uranium, that country where the uranium was mined; (B) with respect to enriched uranium, that country where the uranium was mined and enriched; or (C) with respect to enrichment services, that country where the enrichment services were performed.
42 USC § 2296b-7(2)
None identified. Default scope is assumed to be the entire title.