Heading 3102: Mineral or chemical fertilizers, nitrogenous
Every line of heading 3102 in the U.S. Harmonized Tariff Schedule, with its general (column 1) duty rate. Open a code for the landed cost calculator, trade agreement rates and email alerts if the rate changes.
Mineral or chemical fertilizers, nitrogenous
Chapter 31: Fertilizers. Schedule checked on November 8, 2026.
Not always the total: additional chapter 99 duties (such as Section 232 or Section 301), antidumping or countervailing duties may apply depending on the country of origin. See recent chapter 99 changes →
Tariff lines
| HTS code | Official description | General rate |
|---|---|---|
| 3102.10.00 | Urea, whether or not in aqueous solution | Free |
| 3102.10.00.10 | Solid urea | |
| 3102.10.00.30 | Diesel exhaust fluid (DEF) of a kind meeting ISO 22241 | |
| 3102.10.00.50 | Other | |
| 3102.21.00.00 | Ammonium sulfate | Free |
| 3102.29.00.00 | Other | Free |
| 3102.30.00.00 | Ammonium nitrate, whether or not in aqueous solution | Free |
| 3102.40.00.00 | Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilizing substances | Free |
| 3102.50.00.00 | Sodium nitrate | Free |
| 3102.60.00.00 | Double salts and mixtures of calcium nitrate and ammonium nitrate | Free |
| 3102.80.00.00 | Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution | Free |
| 3102.90.01.00 | Other, including mixtures not specified in the foregoing subheadings | Free |
Exporting this product from the U.S.?
Exports are reported with Schedule B numbers. Heading 3102 has 9 of them. Schedule B lookup →
- 3102.10.0000UREA, WHETHER OR NOT IN AQUEOUS SOLUTION
- 3102.21.0000AMMONIUM SULFATE
- 3102.29.0000DOUBLE SALTS AND MIXTURES OF AMMONIUM SULFATE AND AMMONIUM NITRATE, NESOI
- 3102.30.0000AMMONIUM NITRATE, WHETHER OR NOT IN AQUEOUS SOLUTION
- 3102.40.0000MIXTURES OF AMMONIUM NITRATE WITH CALCIUM CARBONATE OR OTHER INORGANIC NONFERTILIZING SUBSTANCES
- 3102.50.0000SODIUM NITRATE
- 3102.60.0000DOUBLE SALTS AND MIXTURES OF CALCIUM NITRATE AND AMMONIUM NITRATE
- 3102.80.0000MIXTURES OF UREA AND AMMONIUM NITRATE IN AQUEOUS OR AMMONIACAL SOLUTION
- 3102.90.0100OTHER, MINERAL OR CHEMICAL FERTILIZERS, NITROGENEOUS INCLUDING MIXTURES NOT SPECIFIED IN SUBHEADINGS 3102.10 THROUGH 3102.80
Source: U.S. International Trade Commission, Harmonized Tariff Schedule; Schedule B: U.S. Census Bureau. Information only, not legal or customs advice; U.S. Customs and Border Protection decides the classification and the duty. Confirm with a licensed customs broker before you ship.
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