Code 2521 00 · Heading 2521

Limestone for making lime or cement, or for use as a metallurgical flux

This code covers limestone of the kind used to make lime or cement, or used as a flux in metallurgy. The intended use must be one of these stated uses.

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See the official tariff text

Official tariff text

Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement

The path to this code

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

Step 4 of 4

Step 1 · Section V Mineral products
Is the product salt, sulphur, earth or stone, gypsum, lime or cement; an ore, slag or ash; or a mineral fuel, mineral oil, distillation product, bituminous substance or mineral wax?
✓
Step 2 · Chapter 25 Salt; sulphur; earths and stone; plastering materia… 1 of 3 chapters in section V
Which named material or product type is it: salt, natural iron sulphides, sulphur, natural graphite, natural sand, quartz or quartzite, kaolin or other kaolin-containing clay, other clay or related materials, chalk, natural phosphates, natural barium compounds, fossil siliceous meal or similar earth, pumice or other natural abrasives, slate, marble or other dense building limestone, granite or other building stone, gravel or crushed stone, dolomite, magnesite or magnesium oxide, gypsum, limestone for lime, cement, asbestos, mica, steatite or talc, natural borates or boric acids, feldspar or similar minerals, or vermiculite, perlite and other minerals?
✓
Step 3 · Heading 2521 Kalksten af den art der anvendes til fremstilling a… 21 of 29 headings under chapter 25
Is the product limestone of the kind used to make lime or cement, or as a flux in metallurgy?
✓
Step 4 · Subheading 2521 00 Limestone flux; limestone and other calcareous ston… 1 of 1 subheading under heading 2521
Is it limestone of the kind used to make lime or cement, or as a metallurgical flux?

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2521 00 00 Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement Duty free Save

Export to Norway

What Norwegian customs charges when goods like these are imported into Norway.

25.21.0000

Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement.

Ordinary duty

Duty free

Goods of EU origin

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

Norwegian tariff data version 1.5/1.2, last checked Aug. 9, 2026.

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

Export to the United Kingdom

What UK customs charges when goods like these are imported into the UK.

2521 00 00 00

Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement

Ordinary duty

Duty free

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 v4.0.1576, last checked Aug. 9, 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).

Duty rates shown here are estimates, read from official EU / Danish, Norwegian and UK tariff data for orientation only. Confirm the current rate with SKAT, 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.