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310290Chapter 31

HS code 310290: Mineral or Chemical Fertilisers

Covers:
Mineral or chemical fertilisers, nitrogenous not listed under the other codes in this heading.
Not covered:
310210 (Urea, whether or not in aqueous solution); 310221 (Ammonium sulphate; double salts and mixtures of…); 310229 (Ammonium sulphate; double salts and mixtures of…); and others.
Listed US duty:
0% (US general rate, HTS 2026)

Official description

Mineral or chemical fertilisers, nitrogenous : Other, including mixtures not specified in the foregoing subheadings

Find or check your HS code

Suggestions from the HS index, not a customs ruling

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What 310290 covers and what it doesn’t

Official text: Mineral or chemical fertilisers, nitrogenous › Other, including mixtures not specified in the foregoing subheadings.

This is the “other” line of heading 3102 (mineral or chemical fertilisers, nitrogenous). It takes goods of that heading that no more specific subheading names. These go elsewhere:

  • 310210 Urea, whether or not in aqueous solution
  • 310221 Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate — Ammonium sulphate
  • 310229 Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate — Other
  • 310230 Ammonium nitrate, whether or not in aqueous solution
  • 310240 Mixtures of ammonium nitrate with calcium carbonate or other inorganic non-fertilising substances
  • 310250 Sodium nitrate
  • 310260 Double salts and mixtures of calcium nitrate and ammonium nitrate
  • 310280 Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution

Nearby codes to check

  • Heading 3102 Mineral or chemical fertilisers, nitrogenous: every subheading side by side.

US duty rate

0%

General (MFN) rate in the US Harmonized Tariff Schedule, 2026 edition. A range means the rate depends on the 8-digit US line your product falls under. Extra duties such as Section 301, Section 232 or anti-dumping orders can apply on top, depending on origin. Check the lines on hts.usitc.gov. Not legal advice.

Who imports under 310290

EximAgent lists companies with recorded shipments under this code, built from customs records, with who they buy from and how often. See importers of 310290 →

Common questions

What is HS code 310290?
Mineral or chemical fertilisers, nitrogenous : Other, including mixtures not specified in the foregoing subheadings
What duty rates apply to 310290?
Listed duty rates range from 0% across 1 country rate.

Browse all of Chapter 31: Fertilisers →

Go beyond the code

Classify a product and check the duty for your destination with the CLI, then keep researching in your own agent.

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