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How to Find Your HTS Code: A Step-by-Step Guide

Learn how to correctly classify your imported goods using the Harmonized Tariff Schedule. Includes tips for avoiding costly misclassification.

Published February 20, 2026

What is an HTS Code?

An HTS (Harmonized Tariff Schedule) code is a standardized numerical code used to classify every product imported into the United States. The code determines:

  • The duty rate you'll pay
  • Whether any special tariffs apply (like Section 301)
  • Statistical tracking of trade flows
  • Eligibility for trade agreement preferential rates

Understanding HTS Code Structure

HTS codes follow a hierarchical structure:

  • Chapters (2 digits): Broad product categories (e.g., Chapter 85 = Electrical Machinery)
  • Headings (4 digits): More specific groupings (e.g., 8517 = Telephone sets)
  • Subheadings (6 digits): International standard level (e.g., 8517.13 = Smartphones)
  • US-specific (8-10 digits): The full statistical suffix (e.g., 8517.13.00.00)

The first 6 digits are standardized worldwide under the Harmonized System (HS). The remaining digits are US-specific.

Step 1: Identify What Your Product IS

Before searching for a code, clearly define:

  • What is the product made of? (material composition matters)
  • What is its primary function?
  • Is it a finished product, component, or raw material?
  • How is it used?

Step 2: Start with the Section and Chapter

The HTS is organized into 21 Sections and 97 Chapters. Start broad:

  • Animal products → Sections I-II (Chapters 1-14)
  • Chemicals → Section VI (Chapters 28-38)
  • Textiles → Section XI (Chapters 50-63)
  • Machinery → Section XVI (Chapters 84-85)
  • Electronics → Chapter 85

Step 3: Narrow Down to Heading and Subheading

Within your chapter, read through the headings. HTS classification follows the General Rules of Interpretation (GRI):

  • GRI 1: Classification is determined first by the terms of the headings and section/chapter notes
  • GRI 2: Incomplete or unfinished articles are classified as the finished article if they have its essential character
  • GRI 3: When goods appear classifiable under two or more headings, use the most specific description

Step 4: Use Our Search Tool

Use the VatCheck HTS code search to quickly find codes by product description. Enter keywords describing your product and browse the results.

Step 5: Verify with CBP Ruling Letters

For high-value or ambiguous products, search CBP's CROSS (Customs Rulings Online Search System) database for binding rulings on similar products.

Common Mistakes to Avoid

  • Classifying by intended use alone: Material composition often takes precedence
  • Using a competitor's code without verification: Different products may look similar but classify differently
  • Ignoring chapter and section notes: These can override seemingly obvious classifications
  • Not updating codes: HTS codes change periodically

When to Get Professional Help

Consider hiring a licensed customs broker when:

  • Your product is valued over $100,000
  • Classification is ambiguous
  • You're importing regularly
  • Your product may be subject to anti-dumping or countervailing duties