(a) As indicated in the Federal Acquisition Regulation (FAR), one or more agencies have determined that the articles, materials, and supplies on the list referred to in paragraph (b) of this section are not mined, produced, or manufactured in the United States in sufficient and reasonably available commercial quantities of a satisfactory quality. This referenced list in paragraph (b) of this section is furnished for information only; an article, material or supply listed therein may be treated as domestic only when the head of the grantee organization or a designee at a level no lower than the grantee's designated awarding official has made a determination that it is not mined, produced, or manufactured in the United States in sufficient and reasonably available quantities of a satisfactory quality.

(b) Refer to the current list of excepted articles, materials, and supplies in FAR 25.108 (48 CFR 25.108).