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HTS 2806Hydrogen chloride (Hydrochloric acid); chlorosulfuric acid

Product or HTS code

Rate lines2

Code	Description	General	Special	Column 2	Units	Calculate
2806.10.00.00	2806.10.00.00Hydrogen chloride (Hydrochloric acid)General Free · Column 2 Free · t	Free		Free	t
2806.20.00.00	2806.20.00.00Chlorosulfuric acidGeneral 4.2% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	4.2%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Canada82.92% of imports	Japan4.53% of imports	Taiwan3.7% of imports	Germany3.33% of imports	South Korea1.52% of imports	Colombia1.21% of imports	Israel1.06% of imports	China0.73% of imports	Switzerland0.3% of imports	India0.17% of imports
2806.10.00.00Hydrogen chloride (Hydrochloric acid)	10%9903.05.29	12.5%9903.05.49	10%9903.05.76	10%9903.05.39	12.5%9903.05.71	12.5%9903.05.32	12.5%9903.05.47	37.5%9903.05.319903.88.03	12.5%9903.05.74	10%9903.05.44
2806.20.00.00Chlorosulfuric acid	14.2%9903.05.29	12.5%9903.05.49	10%9903.05.76	10%9903.05.39	12.5%9903.05.71	16.7%9903.05.32	16.7%9903.05.47	41.7%9903.05.319903.88.03	12.5%9903.05.74	14.2%9903.05.44

Total duty on a $10,000 ocean shipment entered 2026-10-13, before customs fees. Origins are the leading sources of US imports under this heading in 2025 (US Census Bureau).