19 C.F.R. § 10.253
(a) General. Preferential treatment applies to any of the following articles, provided that the article in question is imported directly into the customs territory of the United States from an ATPDEA beneficiary country within the meaning of paragraph (b) of this section:
(2) Any of the following articles that the President has determined are not import-sensitive in the context of imports from ATPDEA beneficiary countries, provided that the article in question meets the country of origin and value content requirements set forth in paragraphs (c) and (d) of this section:
(b) Imported directly defined. For purposes of paragraph (a) of this section, the words “imported directly” mean:
(3) If the shipment is from any ATPDEA beneficiary country to the United States through the territory of any country that is not an ATPDEA beneficiary country, and the invoices and other documents do not show the United States as the final destination, the articles in the shipment upon arrival in the United States are imported directly only if they:
(c) Country of origin criteria—(1) General. Except as otherwise provided in paragraph (c)(2) of this section, an article described in paragraph (a)(2) of this section may be eligible for preferential treatment if the article is either:
(4) Cost or value of materials—(i) “Materials produced in an ATPDEA beneficiary country or countries” defined. For purposes of paragraph (d)(1) of this section, the words “materials produced in an ATPDEA beneficiary country or countries” refer to those materials incorporated in an article which are either:
(iii) Determination of cost or value of materials.
(A) The cost or value of materials produced in an ATPDEA beneficiary country or countries or in the customs territory of the United States includes:
(1) The manufacturer's actual cost for the materials;
(2) When not included in the manufacturer's actual cost for the materials, the freight, insurance, packing, and all other costs incurred in transporting the materials to the manufacturer's plant;
(3) The actual cost of waste or spoilage, less the value of recoverable scrap; and
(4) Taxes and/or duties imposed on the materials by any ATPDEA beneficiary country or by the United States, provided they are not remitted upon exportation.
(B) Where a material is provided to the manufacturer without charge, or at less than fair market value, its cost or value will be determined by computing the sum of:
(1) All expenses incurred in the growth, production, or manufacture of the material, including general expenses;
(2) An amount for profit; and
(3) Freight, insurance, packing, and all other costs incurred in transporting the material to the manufacturer's plant.
(5) Direct costs of processing operations—(i) Items included. For purposes of paragraph (d)(1) of this section, the words “direct costs of processing operations” mean those costs either directly incurred in, or which can be reasonably allocated to, the growth, production, manufacture, or assembly of the specific merchandise under consideration. Those costs include, but are not limited to the following, to the extent that they are includable in the appraised value of the imported merchandise:
(ii) Items not included. For purposes of paragraph (d)(1) of this section, the words “direct costs of processing operations” do not include items which are not directly attributable to the merchandise under consideration or are not costs of manufacturing the product. These include, but are not limited to: