Analysis
HTS 2806.10.00 covers hydrogen chloride (Hydrochloric acid) under heading 2806 (hydrogen chloride (Hydrochloric acid); chlorosulfuric acid).
Neighbouring lines carry rates from 4.2% to 4.2%, so the exact line matters. The widest gap is with 2806.20.00 (chlorosulfuric acid), at 4.2%: a product that belongs there but is entered here, or the reverse, changes the duty by 4.2 percentage points.
Goods classified here enter the United States duty-free at the general (normal trade relations) rate, as do about 29% of the 274 tariff lines in chapter 28. Chapter 99 measures such as Section 301 or 232 can still apply on top, depending on where the goods come from.
The other line in the same group is 2806.20.00 (chlorosulfuric acid, 4.2%).
Census statistics map these goods to NAICS 325180 (Other Basic Inorganic Chemical Manufacturing), an industry of 705 US establishments employing 41,447 people. That is the industry code a US manufacturer of the same product would normally use.
The general rate of Free has not changed in any edition of the schedule since Jan 2023.
Neighbouring lines
| Line | Description | General rate |
|---|---|---|
| 2806.20.00 | Chlorosulfuric acid | 4.2% |