2806Hydrogen chloride (Hydrochloric acid); chlorosulfuric acid
HTS Code 2806 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 chloride (Hydrochloric acid); chlorosulfuric acid: in the Harmonized Tariff Schedule — covering 2 sub-classifications.
Tariff updates
Recent US tariff actions that name 2806 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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If a new 10% tariff were added
Relevant HTS Notes
Official USITC notes that may affect classification under HTS 2806.
Search CROSS Rulings for HTS 2806
See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 2806.
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What does HTS code 2806 cover?
HTS code 2806 covers hydrogen chloride (Hydrochloric acid); chlorosulfuric acid (Hydrogen chloride (Hydrochloric acid); chlorosulfuric acid:), 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 2 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.