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HTS 8401

Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors; machinery and apparatus for isotopic separation; parts thereof

4 lines US HTS, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20

CodeDescriptionUnitGeneralSpecialColumn 2Source
8401.10.00.00Nuclear reactorst3.3%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)45%USITC
8401.20.00.00Machinery and apparatus for isotopic separation, and parts thereoft2.6%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)35%USITC
8401.30.00.00Fuel elements (cartridges), non-irradiated, and parts thereofkg3.3%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)45%USITC
8401.40.00.00Parts of nuclear reactorst3.3%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)45%USITC

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Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. Heading 8401 at USITC

Not shown: the additional duties of Chapter 99 (such as Section 301 and Section 232), anti-dumping and countervailing duties, quotas and the legal notes.

This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.

All headings of chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof