What is an HTS code?
An HTS code places imported merchandise in the U.S. tariff schedule. It helps determine the general duty rate, statistical reporting, and whether special tariff provisions may apply.
The four-step journey
Learn what an HTS code is, how classification works, why product facts matter, and where to verify the current U.S. tariff schedule.
- Describe the product precisely
- Apply tariff language and legal notes
- Check rulings and supporting facts
- Use the current 10-digit provision
What the broker checks
- Material, function, construction, and use
- Section, chapter, and explanatory context
- Current tariff version and additional duties
Why it matters
Classification is a legal analysis supported by product facts—not a keyword search result.
- HTSUS: The Harmonized Tariff Schedule of the United States.
- Heading: A four-digit level in the tariff schedule.
Official sources
- USITC — Harmonized Tariff Schedule
- CBP — Customs Rulings Online Search System
- CBP — Customs Broker License Examination