Belgium HS Code

HS Code 290123: Acyclic hydrocarbons : Unsaturated : Butene (butylene) and isomers thereof in Belgium

Q: Is HS code 290123 the same across all countries?

Yes — up to the 6-digit level, HS code 290123 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Belgium extends it under CN / TARIC.

Q: What system does Belgium use to classify HS code 290123?

Belgium classifies products under the Combined Nomenclature / TARIC (CN / TARIC; locally Gecombineerde Nomenclatuur / Nomenclature Combinée), 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 290123 in Belgium?

The official source is https://finance.belgium.be/en/customs_excises. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 290123 in Belgium

Under Belgium's Combined Nomenclature / TARIC (Gecombineerde Nomenclatuur / Nomenclature Combinée), HS Code 290123 is the WCO Harmonized System subheading for Acyclic hydrocarbons : Unsaturated : Butene (butylene) and isomers thereof. This is the most detailed internationally standardized level; Belgium extends classifications to 10 digits under its national tariff system. 290123 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2901: Acyclic hydrocarbons.

Explore more 2026 Latest Belgium import export trade data and shipment records for HS Code Butene and Isomers on TradeInt global trade data platform

Classification Path of HS Code 290123 in Belgium

Section VI

Chapters (28-38) Products of the chemical or allied industries

Chapter 29

Organic chemicals

HS Code 2901

Acyclic hydrocarbons

HS Code 290123

Acyclic hydrocarbons : Unsaturated : Butene (butylene) and isomers thereof

HS Code 2901230000

"Butene ""butylene"" and isomers thereof"

Belgium Tariff Classification: Combined Nomenclature / TARIC (CN / TARIC)

In Belgium, HS 290123 is classified under the Combined Nomenclature / TARIC (Gecombineerde Nomenclatuur / Nomenclature Combinée) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Combined Nomenclature / TARIC (CN / TARIC)

Local name Gecombineerde Nomenclatuur / Nomenclature Combinée

Digits 10

Official source https://finance.belgium.be/en/customs_excises

You know what 290123 means. Now see 2026 latest real trade activity for Butene and Isomers in Belgium.

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

Search 2026 Latest Belgium Import Data Search 2026 Latest Belgium Export Data

Top Trading Product of HS Code 2901

Top Belgium import Product Under HS Code 2901

1 290121: Unsaturated : Ethylene $899.2M 2 290122: Unsaturated : Propene (propylene) $309.4M 3 290129: Unsaturated : Other $169.0M

Figures shown for 2025.

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

Top Belgium export Product Under HS Code 2901

1 290123: Unsaturated : Butene (butylene) and isomers thereof $185.1M 2 290121: Unsaturated : Ethylene $161.0M 3 290129: Unsaturated : Other $112.7M

Figures shown for 2025.

For more 2026 recent data, search for Belgium export trade records

Related HS Code to Belgium Butene and Isomers (290123)

HS Code 2901230000

"Butene ""butylene"" and isomers thereof"

HS Code 290110

Acyclic hydrocarbons : Saturated

HS Code 290121

Acyclic hydrocarbons : Unsaturated : Ethylene

HS Code 290122

Acyclic hydrocarbons : Unsaturated : Propene (propylene)

HS Code 290124

Acyclic hydrocarbons : Unsaturated : Buta1,3diene and isoprene

HS Code 290129

Acyclic hydrocarbons : Unsaturated : Other

HS Code 290211

Cyclic hydrocarbons : Cyclanes, cyclenes and cycloterpenes : Cyclohexane

HS Code 290219

Cyclic hydrocarbons : Cyclanes, cyclenes and cycloterpenes : Other

HS Code 290220

Cyclic hydrocarbons : Benzene

HS Code 290230

Cyclic hydrocarbons : Toluene

Frequently Asked Questions

What is HS code 290123 in Belgium?

HS code 290123 covers Acyclic hydrocarbons : Unsaturated : Butene (butylene) and isomers thereof in Belgium. It sits in Chapter 29 (Organic chemicals), Heading 2901 of the Harmonized System, and is classified under CN / TARIC.

Is HS code 290123 the same across all countries?

What system does Belgium use to classify HS code 290123?

Where can I officially look up HS code 290123 in Belgium?