Customs & Import Compliance Hub · Guide 02 of 20

How to Find and Use HS Tariff Codes

Updated June 2026 · Plutonia Global Sourcing & Logistics

Quick Answer

An HS (Harmonized System) code is an internationally standardised number that classifies a traded product and determines its import duty rate. To find yours, identify the product's material and function, use the destination country's tariff schedule, and confirm the code with a customs broker — misclassification causes wrong duties and delays.

How HS Codes Work

The HS uses a 6-digit international root, extended to 8–10 digits by each country. The code determines duty rate, taxes, and whether restrictions or anti-dumping measures apply. Classification depends on what the product is made of and what it does — small differences can change the duty rate significantly.

  • 6-digit international root; 8–10 digits per country
  • Determines duty, taxes, and restrictions
  • Based on material and function
  • Verify with a customs broker before importing

Key Takeaways

  • HS codes classify products and set duty rates.
  • 6-digit global root, extended per country.
  • Classification depends on material and function.
  • Verify the code before importing.

Frequently Asked Questions

What is an HS code?
An HS (Harmonized System) code is an internationally standardised number that classifies a traded product. It determines the import duty rate, taxes, and any restrictions that apply at customs.
How do I find the right HS code?
Identify your product's material and function, look it up in the destination country's tariff schedule, and confirm the classification with a customs broker, since small differences change the duty rate.
Why does the HS code matter?
It determines how much duty and tax you pay and whether restrictions or anti-dumping measures apply. The wrong code causes overpayment, underpayment (a liability), or shipment delays.
Is the HS code the same in every country?
The first six digits are international; countries add further digits for their own tariff and statistics. So the root is shared but the full code and duty rate are country-specific.
Can Plutonia help classify my product?
Yes. Plutonia helps identify the correct HS code with customs brokers and ensures documentation matches, avoiding duty errors and delays. Submit your product details to start.

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