Canada HS Code

HS Code 290123: Unsaturated : Butene (butylene) and isomers thereof in Canada

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. Canada extends it under Canada HS.

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

Canada classifies products under the Customs Tariff of Canada (Canada HS; locally Tarif des douanes du Canada), 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 Canada?

The official source is https://www.cbsa-asfc.gc.ca/. 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 Canada

Under Canada's Customs Tariff of Canada (Tarif des douanes du Canada), HS Code 290123 is the WCO Harmonized System subheading for Unsaturated : Butene (butylene) and isomers thereof. This is the most detailed internationally standardized level; Canada 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 Canada 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 Canada

Section VI

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

Chapter 29

Organic chemicals

HS Code 2901

Acyclic hydrocarbons

HS Code 290123

Unsaturated : Butene (butylene) and isomers thereof

HS Code 2901230010

1-Butene, unsaturated 1-Butène, non saturé

HS Code 2901230020

Isobutene, unsaturated Isobutène, non saturé

HS Code 2901230090

Butene (butylene) and isomers thereof, nes, unsaturated Butène (butylène) et ses isomères, nda, non saturés

Canada Tariff Classification: Customs Tariff of Canada (Canada HS)

In Canada, HS 290123 is classified under the Customs Tariff of Canada (Tarif des douanes du Canada) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Customs Tariff of Canada (Canada HS)

Local name Tarif des douanes du Canada

Digits 10

Official source https://www.cbsa-asfc.gc.ca/

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

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

Search 2026 Latest Canada Import Data Search 2026 Latest Canada Export Data

Top Trading Product of HS Code 2901

Top Canada import Product Under HS Code 2901

1 290110: Saturated $540.8M 2 290123: Unsaturated : Butene (butylene) and isomers thereof $269.5M 3 290129: Unsaturated : Other $234.4M

Figures shown for 2025.

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

Top Canada export Product Under HS Code 2901

1 290110: Saturated $1.1B 2 290129: Unsaturated : Other $231.6M 3 290124: Unsaturated : Buta1,3diene and isoprene $95.2M

Figures shown for 2025.

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

Related HS Code to Canada Butene and Isomers (290123)

HS Code 2901230010

1-Butene, unsaturated

HS Code 2901230020

Isobutene, unsaturated

HS Code 2901230090

Butene (butylene) and isomers thereof, nes, unsaturated

HS Code 290110

Saturated

HS Code 290121

Unsaturated : Ethylene

HS Code 290122

Unsaturated : Propene (propylene)

HS Code 290124

Unsaturated : Buta1,3diene and isoprene

HS Code 290129

Unsaturated : Other

HS Code 290211

Cyclanes, cyclenes and cycloterpenes : Cyclohexane

HS Code 290219

Cyclanes, cyclenes and cycloterpenes : Other

Frequently Asked Questions

What is HS code 290123 in Canada?

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

Is HS code 290123 the same across all countries?

What system does Canada use to classify HS code 290123?

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