CHAPTER 99 · TRADE MEASURE CODE
9903.01.13
Struck down9903.01.13 implements Reciprocal Tariff on goods of Canada origin, adding +10% on top of the base HTS duty. It is effective April 5, 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
Canada
Base codes paired
—
What 9903.01.13 implements
Crude oil, natural gas, lease condensates, natural gas liquids, refined petroleum products, uranium, coal, biofuels, geothermal heat, the kinetic movement of flowing water, and critical minerals, as defined by 30 U.S.C. 1606(a)(3)
HTS legal text: Crude oil, natural gas, lease condensates, natural gas liquids, refined petroleum products, uranium, coal, biofuels, geothermal heat, the kinetic movement of flowing water, and critical minerals, as defined by 30 U.S.C. 1606(a)(3)
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.
Frequently asked questions
What is 9903.01.13?
9903.01.13 is a U.S. Harmonized Tariff Schedule Chapter 99 subheading that implements Reciprocal Tariff on goods of Canada origin. It adds +10% 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 9903.01.13 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 19 (Sep 16, 2026); trade measures verified against CBP CSMS and Federal Register notices through Sep 3, 2026.
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