HTS 3102
Mineral or chemical fertilizers, nitrogenous
| Code | Description | Unit | General | Special | Column 2 | Source |
|---|---|---|---|---|---|---|
| 3102.10.00 | Urea, whether or not in aqueous solution | Free | Free | USITC | ||
| 3102.10.00.10 | Solid urea | t | Free | Free | USITC | |
| Other | ||||||
| 3102.10.00.30 | Diesel exhaust fluid (DEF) of a kind meeting ISO 22241 | t | Free | Free | USITC | |
| 3102.10.00.50 | Other | t | Free | Free | USITC | |
| Ammonium sulfate; double salts and mixtures of ammonium sulfate and ammonium nitrate | ||||||
| 3102.21.00.00 | Ammonium sulfate | t | Free | Free | USITC | |
| 3102.29.00.00 | Other | t | Free | Free | USITC | |
| 3102.30.00.00 | Ammonium nitrate, whether or not in aqueous solution | t | Free | Free | USITC | |
| 3102.40.00.00 | Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilizing substances | t | Free | Free | USITC | |
| 3102.50.00.00 | Sodium nitrate | t | Free | Free | USITC | |
| 3102.60.00.00 | Double salts and mixtures of calcium nitrate and ammonium nitrate | t | Free | Free | USITC | |
| 3102.80.00.00 | Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution | t | Free | Free | USITC | |
| 3102.90.01.00 | Other, including mixtures not specified in the foregoing subheadings | 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 3102 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.