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Understanding HS & HSN Codes: How to Classify Your Export Cargo Correctly
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Understanding HS & HSN Codes: How to Classify Your Export Cargo Correctly

Alok Sharma

Alok Sharma

Chief Technology Officer

July 15, 2026
9 min read

What are HS and HSN Codes?

The Harmonized Commodity Description and Coding System, commonly known as HS Codes, is a standardized numerical method of classifying traded products globally. Developed by the World Customs Organization (WCO), the system is used by over 200 countries to apply tariffs, taxes, and trade controls. In India, this system is expanded into the Harmonized System of Nomenclature (HSN) code, typically consisting of 6 to 8 digits depending on the depth of trade monitoring required.

How the Code Structure Works

An HSN code is structured logically to define the product type:

  • First Two Digits (Chapter): Identifies the broad category of goods (e.g. Chapter 61 covers articles of apparel and clothing accessories, knitted or crocheted).
  • Next Two Digits (Heading): Narrows down the category (e.g. Heading 6109 covers T-shirts, singlets, and other vests).
  • Next Two Digits (Sub-heading): Provides international classification specifics (e.g. 610910 denotes cotton garments).
  • Last Two Digits (Tariff Item): Used for national level classification and custom duty assessments (e.g. 61091000 in India).

Risks of Incorrect Classification

Misclassifying your products can lead to severe consequences: custom holds, seizure of cargo, heavy fines, or retroactive duty claims if the customs department determines that a code was selected to evade tariffs. Exporters should use reliable automated tools like Airbezz's AI HSN Code Finder to enter their product descriptions and get correct, localized HS codes instantly.

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Understanding HS & HSN Codes: How to Classify Your Export Cargo Correctly | Airbezz Shipping Guides