Code 3104 20 · Heading 3104

Potassium chloride fertilizer, not tablets or similar and not in packages of gross weight <= 10 kg

This code covers potassium chloride used as a potassium fertilizer, except when it is in tablets or similar forms or in packages of gross weight <= 10 kg. The detailed classification depends on the potassium content calculated as potassium monoxide on the basis of the dry substance.

For example

Potassium chloride fertilizer in non-tablet form, not in a package of gross weight <= 10 kg
Potassium chloride fertilizer in a form other than tablets or similar, not in a package of gross weight <= 10 kg

See the official tariff text

Official tariff text

Potassium chloride for use as fertiliser (excl. that in tablets or similar forms, or in packages with a gross weight of <= 10 kg)

How we got to this code

VI
31
3104
3104 20

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The path to this code

Every code is reached through these choices, one level at a time.

Step 4 of 4

Step 1 · Section VI Products of the chemical or allied industries
Is it an inorganic or organic chemical; a pharmaceutical product; a fertilizer; a tanning or dye extract, pigment, paint, varnish, filler or printing ink; an essential oil, perfume, cosmetic or toilet product; soap, a surface-active, washing, cleaning, polishing or wax product; a protein, modified starch, glue or enzyme; an explosive, pyrotechnic article, match or other specified combustible material; a photographic or cinematographic product; or another chemical product?
✓
Step 2 · Chapter 31 Fertilisers 4 of 11 chapters in section VI
What type of fertilizer is it: animal or vegetable; nitrogen-based; phosphorus-based; potassium-based; or a fertilizer containing two or three of nitrogen, phosphorus and potassium, another fertilizer, or one in tablet form or similar form or in a package with a gross weight <= 10 kg?
✓
Step 3 · Heading 3104 Mineral or chemical potassic fertilisers (excl. tho… 4 of 5 headings under chapter 31
Is it potassium chloride, potassium sulfate, or carnallite, sylvinite, another raw natural potassium salt, potassium magnesium sulfate, or a mixture of potassium fertilisers such as potassium chloride and potassium sulfate?
✓
Step 4 · Subheading 3104 20 Potassium chloride for use as fertiliser (excl. tha… 1 of 3 subheadings under heading 3104
What is the potassium content, calculated as potassium monoxide on the basis of the dry substance: <= 40 weight %, > 40 weight % but <= 62 weight %, or > 62 weight %?

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Import duty on the codes below: 0.0%

3 codes below this one

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3104 20 Potassium chloride for use as fertiliser (excl. that in tablets or similar forms, or in packages with a gross weight of <= 10 kg) you are here 0.0%
3104 30 Potassium sulphate (excl. that in tablets or similar forms, or in packages with a gross weight of <= 10 kg) 0.0%
3104 90 Carnallite, sylvite and other crude natural potassium salts, potassium magnesium sulphate and mixtures of potassic fertilisers, e.g. mixtures of potassium chloride and potassium sulphate (excl. those in tablets or similar forms, or in packages with a gross weight of <= 10 kg) 0.0%

Selling to Norway, Great Britain and the United States

What they charge on arrival.

Norway, Great Britain and the United States use their own tariff lines under the 6-digit HS code. The rates below are what their customs charge on goods arriving from the EU. Match the goods against each country's own wording before you rely on a rate.

Norway

Duty free

Their lines1 Norwegian line

31.04.2000 Potassium chloride

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

Duty free

Their lines3 British lines

3104 20 10 00 With a potassium content evaluated as K@2O, by weight, not exceeding 40|% on the dry

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

0.0%

Estimated from published US measures

Their lines2 US lines
Entry dateSept. 17, 2026

3104.20.00.10 Mineral or chemical fertilizers, potassic, Potassium chloride, Containing not more than 62

The US importer of record files the entry.

US tariff data checked Sept. 16, 2026.

See the 1 Norwegian line

Selling to Norway

Norway splits the 6-digit category its own way, so these are Norway's own lines under it, not this EU code. Check your product against their wording; what Norwegian customs charges is shown per line.

31.04.2000

Potassium chloride

Ordinary duty

Duty free

Norwegian tariff data version 1.5/1.2, last checked Sept. 13, 2026.

Contains data from Norwegian Customs (data.toll.no), licensed under CC BY 4.0, adapted for display.

See the 3 British lines

Selling to Great Britain

What UK customs charges when goods like these arrive in Great Britain.

All 3 UK lines under this code

They all have the same duty rates shown here.

Ordinary duty

Duty free

These rates apply in Great Britain. Different rules may apply for goods entering Northern Ireland.

UK tariff data version v4.0.1599, last checked Sept. 13, 2026.

Contains public sector information licensed under the Open Government Licence v3.0.

Source: UK Department for Business and Trade (data.api.trade.gov.uk).

See the 2 US lines

Selling to the United States

What US customs charges when goods like these arrive from the EU. The US importer of record files the entry and pays the duty.

3104.20.00.10

Mineral or chemical fertilizers, potassic, Potassium chloride, Containing not more than 62 percent by weight of potassium oxide (K2O)

General rate

Free

From the EU

0.0% Estimated from published US measures US headings applied: 9903.05.86 U.S. note 52(b) to subchapter III of chapter 99, 91 FR 47318: as provided in heading 9903.05.86, the duties imposed by headings 9903.05.20 through 9903.05.84 shall not apply to articles classifiable in the listed provisions
3104.20.00.50

Mineral or chemical fertilizers, potassic, Potassium chloride, Containing more than 62 percent by weight of potassium oxide (K2O)

General rate

Free

From the EU

0.0% Estimated from published US measures US headings applied: 9903.05.86 U.S. note 52(b) to subchapter III of chapter 99, 91 FR 47318: as provided in heading 9903.05.86, the duties imposed by headings 9903.05.20 through 9903.05.84 shall not apply to articles classifiable in the listed provisions

Worked out for an entry on Sept. 17, 2026.

US tariff schedule 2026HTSRev19, last checked Sept. 16, 2026.

Last change we recorded: Revision 19 (2026), Sept. 16, 2026.

Anti-dumping and countervailing duties, US import taxes and customs fees are not included.

The descriptions above are the US tariff texts, which the United States publishes in English only.

Source: the US International Trade Commission's Harmonized Tariff Schedule (hts.usitc.gov), public domain, and the measures published in the Federal Register.

This is a planning estimate from the US Harmonized Tariff Schedule (revision shown) and the published Federal Register measures as of the date shown, for a shipment of EU origin. It is not a customs entry, legal advice or a broker's opinion, and tariffs.help is not a US-licensed customs broker. The US importer of record or their broker confirms the classification, origin, value and the duty due before filing.

Duty rates shown here are estimates, read from official EU / Danish, Norwegian and UK tariff data for orientation only. Confirm the current rate with Toldstyrelsen, TARIC, Norwegian Customs or the UK Online Trade Tariff before you file. The rate you pay can also depend on the country of origin. These are base customs duties only: import VAT, excise duties, anti-dumping duties and safeguard or quota measures are not included.