2804Hydrogen, rare gases and other nonmetals
HTS Code 2804 covers any article best defined as Products of the Chemical or Allied IndustriesInorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopesHydrogen, rare gases and other nonmetals: in the Harmonized Tariff Schedule — covering 11 sub-classifications.
Tariff updates
Recent US tariff actions that name 2804 or its heading.
- Dec 18, 2025 · PublishedUS cuts reciprocal tariff on Swiss and Liechtenstein goods to 15% all-in, exempts certain products
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New tariff action affects 1 of your imports
If a new 10% tariff were added
Relevant HTS Notes
Official USITC notes that may affect classification under HTS 2804.
Search CROSS Rulings for HTS 2804
See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 2804.
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What does HTS code 2804 cover?
HTS code 2804 covers hydrogen, rare gases and other nonmetals (Hydrogen, rare gases and other nonmetals:), classified under Chapter 28 (Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes) in the US Harmonized Tariff Schedule. There are 11 more specific sub-classifications under this code.
Primary Sources
The official documents behind the rates and tariffs on this page. Duties are worked out from them; check the legal text before you file.