Code 3204 12 · Heading 3204

Synthetic organic acid and mordant dyes, including metallised dyes, and preparations based on them

This covers synthetic organic acid dyes, including metallised acid dyes, synthetic organic mordant dyes, and preparations based on these dyes. They must be intended for dyeing any material or for use as ingredients in making colour products, excluding preparations covered by headings 3207, 3208, 3209, 3210, 3212, 3213 and 3215.

For example

Synthetic organic acid dye intended for dyeing any material
Synthetic organic mordant dye preparation intended as an ingredient in making colour products

See the official tariff text

Official tariff text

Synthetic organic acid dyes, whether or not metallised, and synthetic organic mordant dyes; preparations based on synthetic organic acid or mordant dyes of a kind used to dye fabrics or produce colorant preparations (excl. preparations of heading 3207, 3208, 3209, 3210, 3213 and 3215)

How we got to this code

VI
32
3204
3204 12

Show the steps

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 32 Tanning or dyeing extracts; tannins and their deriv… 5 of 11 chapters in section VI
Which named product type is it: tanning extract or tannin; dye or dye preparation; pigment or pigment preparation; ceramic, glass or enamel colour preparation; paint or varnish; prepared drier; pigment in a non-aqueous medium, embossing foil or retail-packed dye; artist or similar paint; filler, sealant, putty or similar surface-finishing preparation; or printing ink, ink or Indian ink?
✓
Step 3 · Heading 3204 Synthetic organic colouring matter, whether or not … 4 of 15 headings under chapter 32
What type of synthetic organic product is it: a dispersion dye, acid or mordant dye, basic dye, direct dye, vat dye, reactive dye, pigment, carotenoid dye, another dye or a mixture of dyes, a fluorescent optical brightener, or a luminophore?
✓
Step 4 · Subheading 3204 12 Synthetic organic acid dyes, whether or not metalli… 2 of 11 subheadings under heading 3204
Which type of product is it: a dispersion dye, acid or mordant dye, basic dye, direct dye, vat dye, reactive dye, pigment, carotenoid dye, another synthetic organic dye or a mixture of dyes, an optical brightener, or a luminophore?

Pick the 8-digit code

Import duty on the codes below: 6.5%

Only one code below

3204 12 00

6.5%

This subheading has one 8-digit code, so that is the code to use.

Open 3204 12 00 Save

Compare the sibling codes

See all 11 codes at this level

Classification decides the rate here: from 0.0% to 6.5%.

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

32.04.1200 Acid dyes, whether or not premetallised, and preparations based thereon; mordant dyes

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

The rate depends on the line.

Their lines15 British lines
EU originDuty free

3204 12 00 15 Colourant C.I. Acid Brown 75 (CAS RN 8011-86-7) and preparations based thereon

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

10.0%

Estimated from published US measures

Their lines10 US lines
Entry dateSept. 17, 2026

3204.12.05.00 Synthetic organic coloring matter, whether or not chemically defined; preparations

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.

32.04.1200

Acid dyes, whether or not premetallised, and preparations based thereon; mordant dyes and preparations based thereon

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 15 British lines

Selling to Great Britain

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

3204 12 00 15

Colourant C.I. Acid Brown 75 (CAS RN 8011-86-7) and preparations based thereon with a colourant C.I. Acid Brown 75 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 17

Colourant C.I. Acid Brown 355 (CAS RN 84989-26-4 or 60181-77-3) and preparations based thereon with a colourant C.I. Acid Brown 355 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 25

Colourant C.I. Acid Black 210 (CAS RN 85223-29-6 or 99576-15-5) and preparations based thereon with a colourant C.I. Acid Black 210 content of 50 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 27

Colourant C.I. Acid Brown 425 (CAS RN 75234-41-2 or 119509-49-8) and preparations based thereon with a colourant C.I. Acid Brown 425 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 35

Colourant C.I. Acid Black 234 (CAS RN 157577-99-6) and preparations based thereon with a colourant C.I. Acid Black 234 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 37

Colourant C.I. Acid Black 210 sodium salt (CAS RN 201792-73-6) and preparations based thereon with a colourant C.I. Acid Black 210 sodium salt content of 50 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 40

Liquid dye preparation containing anionic acid dye C.I. Acid Blue 182 (CAS RN 12219-26-0)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 45

Colourant C.I. Acid Blue 161/193 (CAS RN 12392-64-2) and preparations based thereon with a colourant C.I. Acid Blue 161/193 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.

Show all 15 lines

3204 12 00 47

Colourant C.I. Acid Brown 58 (CAS RN 70210-34-3 or 12269-87-3) and preparations based thereon with a colourant C.I. Acid Brown 58 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 55

Colourant C.I. Acid Brown 165 (CAS RN 61724-14-9) and preparations based thereon with a colourant C.I. Acid Brown 165 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 57

Colourant C.I. Acid Brown 282 (CAS RN 70236-60-1 or 12219-65-7) and preparations based thereon with a colourant C.I. Acid Brown 282 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 60

Colourant C.I. Acid Red 52 (CAS RN 3520-42-1 ) and preparations based thereon with a colourant C.I. Acid Red 52 content of 97 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 65

Colourant C.I. Acid Brown 432 (CAS RN 119509-50-1) and preparations based thereon with a colourant C.I. Acid Brown 432 content of 75 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 70

Colourant C.I. Acid blue 25 (CAS RN 6408-78-2) and preparations based thereon with a colourant C.I. Acid blue 25 content of 80 % or more by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3204 12 00 90

Other

Ordinary duty

Depends on the product details

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.

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 10 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.

3204.12.05.00

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Acid black 210 powder and presscake

General rate

Free

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.13.00

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Acid violet 19

General rate

Free

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.17.00

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Acid black 31, 50, 94, 129; Acid blue 54, 127, 129, 143; Acid brown 44, 46, 48, 58, 188, 189; Acid green 40; Acid red 130, 145, 174, 211; Acid violet 31, 41, 48; Acid yellow 2, 75; Mordant black 8; Mordant green 47; andMordant red 17, 27

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.20.00

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Acid black 61, 63, 76, 83, 117, 127, 131, 132, 139, 164, 170, 177, 183, 188, 194, 199, 211; Acid blue 1, 47, 60, 61, 66, 72, 81, 82, 83, 90, 98, 102, 112, 123, 126, 127:1, 130, 133, 140, 142, 147, 151, 172, 175, 182, 185, 193, 204, 205, 208, 209, 221, 225, 229, 239, 242, 247, 250, 252, 254, 260, 261, 264, 266, 268, 280, 284, 288, 290, 296, 312, 317, 318; Acid brown 10, 11, 12, 30, 33, 45, 50, 52, 68, 83, 85, 100, 101, 103, 104, 105, 106, 126, 127, 147, 158, 160, 161, 162, 163, 165, 180, 191, 224, 226, 227, 235, 237, 239, 248, 266, 267, 270, 276, 282, 283, 289, 290, 291, 298, 304, 311, 314, 315, 321, 322, 324, 325, 330, 331, 355, 357, 358, 359, 360, 361, 362, 384; Acid green 9, 26, 28, 41, 43, 60, 68, 70, 71, 73, 80, 82, 84, 89, 92, 93, 94, 108, 112; Acid orange 3, 19, 28, 33, 43, 47, 61, 86, 89, 92, 94, 102, 107, 126, 135, 142, 144; Acid red 37, 42, 48, 52, 57, 58, 92, 111, 118, 127, 131, 138, 143, 155, 161, 183, 199, 213, 215, 216, 226, 227, 228, 249, 252, 257, 259, 260, 261, 263, 274, 281, 282, 283, 301, 303, 310, 315, 330, 331, 332, 336, 347, 357, 359, 360, 361, 362, 380, 392, 394, 396; Acid violet 9, 34, 36, 47, 66, 75, 80, 90, 103, 109, 111, 121; Acid yellow 7, 35, 64, 70, 72, 96, 98, 111, 127, 136, 155, 167, 183, 184, 194, 195, 199, 218, 221, 223, 227; Copper phthalocyanine-3,3',4,4'-tetrasulfonic acid; Copper phthalocyanine-4,4ʻ,4'',4'''-tetrasulfonic acid; Dyes containing, by weight--24.2 percent Acid Yellow 135, 21.7 percent Acid Orange 51, and 54.1 percent Acid Blue 113; Dyes containing, by weight-- 10.1 percent Acid Yellow 64, 11.6 percent Acid Orange 51, 26.3 percent Acid Blue 113, 50.5 percent Acid Black 172, and 1.5 percent Acid Green 25

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.30.00

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Mordant black 75; Mordant blue 1; Mordant brown 79; and Mordant red 81, 84

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.45.00

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Other, Products described in additional U.S. note 3 to section VI

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.50.10

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Other, FD&C red 40 (CAS No. 25956-17-6)

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.50.20

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Other, FD&C yellow 5 (CAS No. 1934-21-0)

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

Show all 10 lines

3204.12.50.30

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Other, FD&C yellow 6 (CAS No. 2783-94-0)

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
3204.12.50.90

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined, Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter, Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and preparations based thereon, Other

General rate

6.5%

From the EU

10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

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.