HTS Chapter 99 · Additional tariffs
HTS 9903.03 tariff provisions
Headings under 9903.03 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 16 provisions in this group, from 9903.03.01 to 9903.03.16. 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.
9903.03.01
+10%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading + 10%
9903.03.02
No additional dutyArticles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026
Rate text: The duty provided in the applicable subheading · ends February 27, 2026
9903.03.03
No additional dutyArticles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.03.04
No additional dutyArticles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.03.05
No additional dutyArticles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.03.06
No additional dutyArticles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter [Compiler's note: A modification to this heading was proclaimed after its expiration by 91 Fed. Reg. 18183. Consult U.S. Customs and Border Protection with any questions.]
Rate text: The duty provided in the applicable subheading
9903.03.07
No additional dutyArticles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.03.08
No additional dutyArticles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.03.09
No additional dutyArticles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter
Rate text: The duty provided in the applicable subheading
9903.03.10
No additional dutyArticles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering
Rate text: The duty provided in the applicable subheading
9903.03.11
No additional dutyArticles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds
Rate text: The duty provided in the applicable subheading
9903.03.12
+50%Articles the product of Canada as provided in subdivision (b)(1) of U.S. note 51 to this subchapter
Rate text: The duty provided in the applicable subheading + 50%
9903.03.13
+50%Articles the product of Canada as provided in subdivision (b)(2) of U.S. note 51 to this subchapter
Rate text: The duty provided in the applicable subheading + 50%
9903.03.14
+50%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
Rate text: The duty provided in the applicable subheading + 50%
9903.03.15
No additional dutyArticles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; semiconductor articles; and patented pharmaceutical articles, as provided in subdivision (c) of U.S. note 51 to this subchapter
Rate text: No change
9903.03.16
No additional dutyArticles of civil aircraft (all aircraft other than military aircraft and unmanned aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components the product of Canada, as provided for in subdivision (d) of U.S. note 51 to this subchapter
Rate text: No change