CHAPTER 99 · TRADE MEASURE CODE
9903.01.23
Struck down9903.01.23 implements Reciprocal Tariff on goods of China, HK origin, adding The duty provided in the applicable subheading on top of the base HTS duty. It is effective April 5, 2025 through February 24, 2026.
Data provenance: Rates from HTS Revision 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.
Additional rate
The duty provided in the applicable subheading
Status
Applies to
China, HK
Base codes paired
—
What 9903.01.23 implements
Except for products described in headings 9903.01.21 and 9903.01.22, and other than products for personal use included in accompanied baggage of persons arriving in the United States, articles the product of China and Hong Kong that: (1) were loaded onto a vessel at the port of loading, or in transit on the final mode of transport prior to entry into the United States, before 12:01 a.m. eastern standard time on February 1, 2025; and (2) are entered for consumption, or withdrawn from warehouse for consumption, on or after 12:01 a.m. eastern standard time on February 4, 2025, and before 12:01 a.m. eastern standard time on March 7, 2025.
HTS legal text: Except for products described in headings 9903.01.21 and 9903.01.22, and other than products for personal use included in accompanied baggage of persons arriving in the United States, articles the product of China and Hong Kong that: (1) were loaded onto a vessel at the port of loading, or in transit on the final mode of transport prior to entry into the United States, before 12:01 a.m. eastern standard time on February 1, 2025; and (2) are entered for consumption, or withdrawn from warehouse for consumption, on or after 12:01 a.m. eastern standard time on February 4, 2025, and before 12:01 a.m. eastern standard time on March 7, 2025.
The IEEPA reciprocal tariff was struck down by the U.S. Supreme Court on February 20, 2026. Section 122 (9903.03) is the temporary replacement surcharge.
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Frequently asked questions
What is 9903.01.23?
9903.01.23 is a U.S. Harmonized Tariff Schedule Chapter 99 subheading that implements Reciprocal Tariff on goods of China, HK origin. It adds The duty provided in the applicable subheading on top of the duty in the underlying base HTS subheading. It is effective April 5, 2025 through February 24, 2026. This measure has been struck down and is not currently collected.
Is 9903.01.23 still in effect?
No. The IEEPA reciprocal tariff was struck down by the U.S. Supreme Court on February 20, 2026. Section 122 (9903.03) 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 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.
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