HS code 2521: Limestone flux
Heading 2521 of the EU Combined Nomenclature 2026, in chapter 25, with the official text of every 6-digit subheading and 8-digit CN code below it.
Official description
2521Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement
Place in the nomenclature: 25 Salt; sulphur; earths and stone; plastering materials, lime and cement > 2521
- Subheadings (6 digits)
- 1
- CN codes (8 digits)
- 1
Subheadings and CN codes in heading 2521
- 2521 00Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement
- 2521 00 00 Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement
The first 6 digits are the Harmonized System, shared worldwide: a US HTS code that starts with the same 6 digits sits under the same subheading. The last 2 digits are the EU's own CN split.
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Not a binding classification
These pages show the official texts for reference. They are not a binding classification: check the code with your customs broker, or ask your customs authority for Binding Tariff Information (BTI).
Source
Source: EU Combined Nomenclature 2026 (Commission Implementing Regulation (EU) 2025/1926), © European Union, https://eur-lex.europa.eu/. Reformatted by WISEPIM: indent dashes removed and parent lines joined. Only the Official Journal is authentic.