Section 102.13 - De Minimis(a) Except as otherwise provided in paragraphs (b) and (c) of this section, foreign materials that do not undergo the applicable change in tariff classification set out in § 102.20 or satisfy the other applicable requirements of that section when incorporated into a good shall be disregarded in determining the country of origin of the good if the value of those materials is no more than 7 percent of the value of the good or 10 percent of the value of a good of Chapter 22, Harmonized System.(b) Paragraph (a) of this section does not apply to a foreign material incorporated in a good provided for in Chapter 1, 2, 3, 4, 7, 8, 11, 12, 15, 17, or 20 of the Harmonized System.(c) Foreign components or materials that do not undergo the applicable change in tariff classification set out in § 102.21 or satisfy the other applicable requirements of that section when incorporated into a textile or apparel product covered by that section shall be disregarded in determining the country of origin of the good if the total weight of those components or materials is not more than 7 percent of the total weight of the good.T.D. 96-48, 61 FR 28956, June 6, 1996