How to find your HS code

HS code vs. HTSUS code: what the extra digits mean

The Harmonized System is the international product-classification framework administered by the World Customs Organization. The first six digits are harmonized across participating countries: two digits identify the chapter, four identify the heading, and six identify the international subheading. Those six digits help trading partners describe the same class of goods in a shared language.

The United States extends that structure in the Harmonized Tariff Schedule of the United States, or HTSUS. Digits seven and eight identify the U.S. tariff subheading. Digits nine and ten are the statistical suffix used for U.S. reporting. A supplier may give you six digits that are useful as a starting point, but a U.S. entry normally needs the appropriate full U.S. reporting number. Other countries can extend the same six-digit HS code differently, which is why a foreign supplier's longer code should not be copied into a U.S. declaration without verification.

Classification also does more than identify a general duty rate. It can affect special program eligibility, additional duties, admissibility requirements, partner-government-agency flags, quotas, and reporting. The result should therefore be treated as a documented product decision rather than a clerical number pasted from an old invoice.

How to read the tariff schedule

Read from broad to narrow. A chapter covers a family of goods, a heading narrows the family, and indented subheadings add distinctions such as material, capacity, construction, use, or composition. The legal text, section and chapter notes, and General Rules of Interpretation control the result. Search results and index terms help you navigate, but they do not replace the legal hierarchy.

The free GoodsCommand lookup validates suggestions against the current official HTSUS dataset and shows alternate candidates. It never asks the model to invent a duty rate. Where the official General rate is a simple percentage or Free, the tool can display that verified value; compound and special rates are left for official review.

The five things that decide your classification

• Material. State the actual materials and, for mixed goods, their relative importance or composition. “Metal accessory” is weaker than “zinc-alloy snap hook with polyester webbing.”
• Function. Explain what the article objectively does. Marketing language such as “premium lifestyle essential” provides almost no classification value.
• Composition and essential character. Sets and composite goods may be classified by the component that gives them their essential character, but the governing rules and legal notes must be applied.
• Processing state. Raw material, unfinished blank, complete article, and replacement part can fall in different provisions. Say whether the item is assembled, filled, coated, knitted, cut to shape, or otherwise processed.
• Retail presentation. Describe accessories, packaging, quantities, and whether components are sold together as a retail set. Packaging alone does not always change the code, but the complete presentation can affect the analysis.

Useful supporting evidence includes product drawings, bills of materials, fiber percentages, component weights or values, user manuals, photographs, dimensions, power ratings, and intended use. If one missing fact would send the product to another chapter, get that fact before declaring the code.

Why low-value shipments still need classification

The practical environment changed sharply in 2025. The United States suspended duty-free de minimis treatment for covered China and Hong Kong products effective May 2, 2025, and then suspended duty-free de minimis treatment globally effective August 29, 2025. The governing actions are documented in the Federal Register action addressing China and the global suspension order. Congress also enacted a statutory repeal scheduled for July 1, 2027.

That does not mean every parcel uses the same entry procedure or that every low-value package requires a traditional formal consumption entry. CBP can provide appropriate entry methods, including informal-entry treatment for eligible shipments. The safe operational conclusion is narrower: do not assume a parcel is classification-free merely because its value is below $800. Importers and carriers need enough information to apply the proper HTSUS classification, entry treatment, duties, and fees. Review current CBP e-commerce guidance for the shipment method in use.

For low-value direct-to-consumer parcels, brokerage, carrier advancement, processing, and per-entry administration can exceed the duty itself. Classification therefore belongs in the commercial model before the order ships. Use the duty and freight planning guide and Amazon FBA landed-cost guide to model those costs instead of treating duty as the only border expense.

What misclassification actually costs

An incorrect code can cause underpayment or overpayment of duties, entry corrections, document requests, delays, exams, liquidated damages, penalties, and retroactive duty exposure. Repeated use of the wrong code can multiply the problem across many entries. Overclassification can be costly too: paying an unnecessarily high rate damages margin and may continue unnoticed for years.

Origin and classification are related but separate. Changing an invoice description, routing a product through another country, or making an unsupported origin claim does not lawfully avoid trade-remedy duties. Material false statements can create serious civil or criminal exposure, and merchandise can be detained, excluded, or seized in appropriate cases. If the classification affects a large purchase order or a substantial duty difference, document the facts and obtain qualified review before committing cash.

Once a code is verified, bring it into LandedMargin with freight, brokerage, tariffs, fulfillment, and returns. The goal is not simply to know the code; it is to understand whether the product still makes money after the code's real cost consequences are included.

A repeatable classification process

1. Write a factual product description covering material, construction, function, condition, capacity, and retail presentation.
2. Search the current HTSUS and identify plausible headings; do not stop at the first keyword match.
3. Read the relevant section and chapter notes and follow the General Rules of Interpretation in order.
4. Compare all plausible subheadings, including the “other” provisions and exclusions.
5. Confirm that the full 10-digit reporting number exists in the current schedule.
6. Check the General duty expression and any applicable special program, origin rule, trade remedy, or Chapter 99 overlay separately.
7. Save the product facts, source links, schedule revision, and reasoning so the decision can be reviewed later.

The GoodsCommand importing glossary explains related terms such as customs value, HTS, Incoterms, and landed cost. A clean record also makes it easier for your broker to identify what needs correction rather than restarting from an incomplete supplier description.

When to use a licensed customs broker

Use a licensed customs broker when the facts are ambiguous, the order value or recurring volume makes an error material, the product may be regulated, the origin is complex, a free-trade agreement is involved, or additional duties may apply. Brokers can prepare and transmit entries and advise on the entry process, but the importer of record remains responsible for reasonable care and the accuracy of the declaration.

For a high-stakes or recurring classification question, consider requesting a binding ruling from U.S. Customs and Border Protection. A ruling requires a complete factual submission and takes more effort than a quick lookup, but it can provide greater certainty for future entries of the described merchandise. The GoodsCommand result is designed to help you organize the initial question and candidates; it is not a ruling and does not replace broker or legal review.