CHAPTER 99 · TRADE MEASURE CODE
9903.91.01
Active9903.91.01 implements Section 301 on goods of China origin, adding +25% on top of the base HTS duty. It is effective September 27, 2024.
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
+25%
Status
Applies to
China
Base codes paired
1,001
What 9903.91.01 implements
Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
HTS legal text: Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Base HTS codes 9903.91.01 pairs with
Showing 30 of 1,001 linked base codes. Open a base code, then add /from/<country> to see the computed duty.
Related CBP rulings
The tariff classification, country of origin, and status under the United States-Mexico-Canada Trade Agreement (USMCA) of flexible laminated wrapping products
The tariff classification, country of origin, and status under the United States-Mexico-Canada Trade Agreement (USMCA) of flexible laminated wrapping products
The classification of nonalloy steel billets from China
The products to be imported are nonalloy steel billets measuring 3 inches in width x 3 inches in thickness x 12 inches long and contain less than 0.25 percent by weight of carbon. After importation, the billets will be used as a raw materia
The tariff classification of stainless steel tubes from China
The products to be imported are Type 304 stainless steel tubes used in industrial electric heating assemblies. According to your submission, these welded, cold-drawn, polished tubes will be imported with outside dimeters ranging from 7.3 mm
The tariff classification of rebar pins from China
The products under consideration are identified as rebar pins. The nonalloy steel rebar measures ½ inch in diameter and is cut into 1 to 4-foot lengths.
The tariff classification of steel T-sections from Canada, Brazil, and China
dba Monteferro America. The products under consideration are described as hot-rolled nonalloy steel T-sections, which have been painted and drilled. The T-sections will be imported in various lengths and are made to ISO Standard 7465. They
Frequently asked questions
What is 9903.91.01?
9903.91.01 is a U.S. Harmonized Tariff Schedule Chapter 99 subheading that implements Section 301 on goods of China origin. It adds +25% on top of the duty in the underlying base HTS subheading. It is effective September 27, 2024.
Does 9903.91.01 apply to 2602.00.00?
2602.00.00 (Manganese ores and concentrates, including ferruginous manganese ores and concentrates with a manga…) is among the base HTS codes linked to 9903.91.01. Whether the measure is owed on a specific entry also depends on the country of origin (Section 301 applies to China) and any applicable exclusion. See the duty-by-origin page for the computed rate.
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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Is 9903.91.01 owed on your import?
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