HS Code Classification: Complete Guide for Importers
Learn how to classify products using HS codes for customs. Understand the 10-digit HTS structure, classification rules, and common mistakes to avoid.
What Are HS Codes?
The Harmonized System (HS) is an international product classification system used by customs authorities worldwide.
HS Code Structure:
Example: 8471.30.0100
Correct classification determines your tariff rate, USMCA eligibility, and compliance requirements.
Why Classification Matters
Incorrect HS codes lead to:
Financial consequences:
Compliance consequences:
The good news: With proper classification, you may discover your products qualify for lower rates or duty-free treatment.
How to Classify Products
Follow the General Rules of Interpretation (GRI):
GRI 1: Classification is determined by the terms of headings and section/chapter notes.
GRI 2:
GRI 3: When GRI 1-2 don't resolve, use:
GRI 4: Goods classified by most similar goods.
GRI 5: Cases, containers, packing classified with contents.
GRI 6: Classification within subheadings follows same rules.
In practice, most products are classified under GRI 1-3.
Common Classification Mistakes
Mistake 1: Classifying by use, not characteristics
Mistake 2: Using outdated HS codes
Mistake 3: Ignoring section/chapter notes
Mistake 4: Choosing based on desired tariff rate
Mistake 5: Assuming similar products have same codes
AI-Powered HS Code Classification
Our platform uses AI to suggest HS codes:
How it works:
Benefits:
Important: AI suggestions should be verified. For high-value or complex products, consider a binding ruling from CBP.
Related Industry Guides
See how these tariff rules apply to specific industries:
Frequently Asked Questions
Q: Can I get a binding ruling on my HS code?
Yes, CBP offers binding rulings that provide certainty on classification. Rulings typically take 30-90 days and are binding for 3 years unless revoked.
Q: What if I'm not sure which HS code is correct?
Use our AI classification tool as a starting point. For borderline cases, consider requesting a CBP binding ruling or consulting a licensed customs broker.
Q: How often do HS codes change?
The international HS is updated every 5 years. The US HTS is updated more frequently. Always verify against the current schedule before importing.