Mexico HS Code

HS Code 251820: Calcined dolomite in Mexico

Q: Is HS code 251820 the same across all countries?

Yes — up to the 6-digit level, HS code 251820 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Mexico extends it under TIGIE.

Q: What system does Mexico use to classify HS code 251820?

Mexico classifies products under the Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE; locally TIGIE + NICO), which extends HS codes to 10 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 251820 in Mexico?

The official source is https://www.gob.mx/anam. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 251820 in Mexico

Under Mexico's Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE + NICO), HS Code 251820 is the WCO Harmonized System subheading for Calcined dolomite. This is the most detailed internationally standardized level; Mexico extends classifications to 10 digits under its national tariff system. 251820 belongs to Section V: Mineral products, Chapter 25: Salt; sulphur; earths and stone; plastering materials, lime and cement, Heading 2518: Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; dolomite ramming mix.

Explore more 2026 Latest Mexico import export trade data and shipment records for HS Code Calcined Dolomite on TradeInt global trade data platform

Classification Path of HS Code 251820 in Mexico

Section V

Chapters (25-27) Mineral products

Chapter 25

Salt; sulphur; earths and stone; plastering materials, lime and cement

HS Code 2518

Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; dolomite ramming mix

HS Code 251820

Calcined dolomite

HS Code 2518200100

Calcined or sintered dolomite. Dolomita calcinada o sinterizada.

Mexico Tariff Classification: Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE)

In Mexico, HS 251820 is classified under the Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE + NICO) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE)

Local name TIGIE + NICO

Digits 10

Official source https://www.gob.mx/anam

You know what 251820 means. Now see 2026 latest real trade activity for Calcined Dolomite in Mexico.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

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Top Trading Product of HS Code 2518

Top Mexico import Product Under HS Code 2518

1 251810: "Crude dolomite, not calcined or not sintered, incl. dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular incl. square"" shape (excl. broken or crushed dolomite for concrete aggregates, road metalling or railway or other ballast)""" $4.0M 2 251820: Calcined dolomite $3.3M

Figures shown for 2025.

For more 2026 recent data, search for Mexico import trade records

Top Mexico export Product Under HS Code 2518

Figures shown for 2025.

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Related HS Code to Mexico Calcined Dolomite (251820)

HS Code 2518200100

Calcined or sintered dolomite.

HS Code 251810

"Crude dolomite, not calcined or not sintered, incl. dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular incl. square"" shape (excl. broken or crushed dolomite for concrete aggregates, road metalling or railway or other ballast)"""

HS Code 251830

Agglomerated dolomite (incl tarred dolomite)

HS Code 250100

Salt (includg table salt&denaturd salt) pure sodium chloride&sea water

HS Code 250200

Unroasted iron pyrites

HS Code 250300

Sulphur of all kinds (excl. sublimed sulphur, precipitated sulphur and colloidal sulphur)

HS Code 250410

n powder or flakes

HS Code 250490

excl. in powder or in flakes)

HS Code 250510

Silica sands and quartz sands

HS Code 250590

Natural sands nes, exc metal bearing sand of Chapter 26

Frequently Asked Questions

What is HS code 251820 in Mexico?

HS code 251820 covers Calcined dolomite in Mexico. It sits in Chapter 25 (Salt; sulphur; earths and stone; plastering materials, lime and cement), Heading 2518 of the Harmonized System, and is classified under TIGIE.

Is HS code 251820 the same across all countries?

What system does Mexico use to classify HS code 251820?

Where can I officially look up HS code 251820 in Mexico?