HTS 3104
Mineral or chemical fertilizers, potassic
| Code | Description | Unit | General | Special | Column 2 | Source |
|---|---|---|---|---|---|---|
| 3104.20.00 | Potassium chloride | Free | Free | USITC | ||
| 3104.20.00.10 | Containing not more than 62 percent by weight of potassium oxide (K2O) | t | Free | Free | USITC | |
| 3104.20.00.50 | Containing more than 62 percent by weight of potassium oxide (K2O) | t | Free | Free | USITC | |
| 3104.30.00.00 | Potassium sulfate | t | Free | Free | USITC | |
| 3104.90.01.00 | Other | t | Free | Free | USITC |
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Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. Heading 3104 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.