HTS Chapter 99 · Additional tariffs
HTS 9903.79 tariff provisions
Headings under 9903.79 are Chapter 99 provisions: temporary duties set by statute or presidential action that apply on top of, or instead of, the base rate for qualifying goods. There are 9 provisions in this group, from 9903.79.01 to 9903.79.09. Whether one applies depends on the product, its origin and the entry date.
Rates from the 2026 HTS Revision 22, effective October 30, 2026. Source: U.S. International Trade Commission.
9903.79.01
+25%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
Rate text: The duty provided in the applicable subheading + 25%
9903.79.02
No additional dutyArticles as provided for in subdivision (c) of U.S. note 39 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.79.03
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for use in U.S. data centers, as defined in subdivision (d) of U.S. note 39 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.79.04
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for repairs or replacement in the United States
Rate text: The duty provided in the applicable subheading
9903.79.05
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for research and development in the United States, as defined in subdivision (d) of U.S. note 39 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.79.06
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for use by startups in the United States, as defined in subdivision (d) of U.S. note 39 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.79.07
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for use in non-data center consumer electronics applications in the United States
Rate text: The duty provided in the applicable subheading
9903.79.08
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for use in non-data center civil industrial applications in the United States
Rate text: The duty provided in the applicable subheading
9903.79.09
No additional dutySemiconductor articles, as defined in subdivision (b) of U.S. note 39 to this subchapter, that are for use in United States public sector applications
Rate text: The duty provided in the applicable subheading