CHAPTER 99 · TRADE MEASURE CODE
9903.02.66
Struck down9903.02.66 implements Reciprocal Tariff on goods of United Kingdom origin, adding +10% on top of the base HTS duty. It is effective January 1, 2025 through February 24, 2026.
Data provenance: Rates from HTS Revision 19 (Sep 16, 2026); trade measures verified against CBP CSMS and Federal Register notices through Sep 3, 2026.
Additional rate
+10%
Status
Applies to
United Kingdom
Base codes paired
—
What 9903.02.66 implements
Except for goods loaded onto a vessel at the port of loading and in transit on the final mode of transit before 12:01 a.m. eastern daylight time on August 7, 2025, and entered for consumption or withdrawn from warehouse for consumption before 12:01 a.m. eastern daylight time on October 5, 2025, except for products described in headings 9903.01.30-9903.01.33 and 9903.02.78, and except as provided for in headings 9903.01.34, 9903.02.01, and 9903.96.01, articles the product of the United Kingdom, as provided for in subdivision (v) of U.S. note 2 to this subchapter
HTS legal text: Except for goods loaded onto a vessel at the port of loading and in transit on the final mode of transit before 12:01 a.m. eastern daylight time on August 7, 2025, and entered for consumption or withdrawn from warehouse for consumption before 12:01 a.m. eastern daylight time on October 5, 2025, except for products described in headings 9903.01.30-9903.01.33 and 9903.02.78, and except as provided for in headings 9903.01.34, 9903.02.01, and 9903.96.01, articles the product of the United Kingdom, as provided for in subdivision (v) of U.S. note 2 to this subchapter
The IEEPA reciprocal tariff was struck down by the U.S. Supreme Court on February 20, 2026. Section 122 is the temporary replacement surcharge.
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Frequently asked questions
What is 9903.02.66?
9903.02.66 is a U.S. Harmonized Tariff Schedule Chapter 99 subheading that implements Reciprocal Tariff on goods of United Kingdom origin. It adds +10% on top of the duty in the underlying base HTS subheading. It is effective January 1, 2025 through February 24, 2026. This measure has been struck down and is not currently collected.
Is 9903.02.66 still in effect?
No. The IEEPA reciprocal tariff was struck down by the U.S. Supreme Court on February 20, 2026. Section 122 is the temporary replacement surcharge. Check the base HTS code's duty-by-origin page for the rate currently collected.
Where does this come from, and how current is it?
Rates from HTS Revision 19 (Sep 16, 2026); trade measures verified against CBP CSMS and Federal Register notices through Sep 3, 2026.
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