HTS Classification FAQs

HTS classification is the process of assigning imported merchandise to the correct code under the Harmonized Tariff Schedule of the United States. The HTS code helps determine the applicable duty rate and whether other import requirements may apply.

HTSUS stands for Harmonized Tariff Schedule of the United States. It is the U.S. tariff schedule used to classify goods imported into the United States. Importers, customs brokers, and CBP use the HTSUS to determine tariff treatment for imported products.

HTS classification is important because it affects duty rates, entry reporting, tariff programs, special duties, quota issues, and other import compliance obligations. An incorrect HTS code can lead to underpayment or overpayment of duties, customs delays, corrections, penalties, or other enforcement actions.

No. An HS code usually refers to the international Harmonized System code, often at the 6-digit level. A U.S. HTSUS code includes additional U.S.-specific digits. For U.S. imports, a 10-digit HTSUS reporting number is commonly needed for entry purposes.

A 4-digit code generally identifies the heading. A 6-digit code generally identifies the international HS subheading. An 8-digit code generally identifies the U.S. legal tariff provision. A 10-digit code generally identifies the U.S. statistical reporting number used for customs entry reporting.

The importer of record is responsible for using reasonable care when entering, classifying, and valuing imported merchandise. A customs broker can assist with classification, but the importer should still understand and maintain support for the HTS codes used on its entries.

A foreign supplier's HTS code can be a starting point, but it should not be accepted automatically. Suppliers may provide a foreign tariff code, an incomplete 6-digit HS code, an outdated code, or a code selected without reviewing the U.S. HTSUS. The code should be checked against the product facts and U.S. tariff language.

Prior use of an HTS code can be helpful, but it does not automatically prove the code is correct. Product design, material composition, supplier specifications, HTS language, duty programs, or customs guidance may change. Prior entries should be supported by documented product facts and classification reasoning.

No. Product names can be misleading. HTS classification depends on the legal language of the HTSUS, product composition, function, use, condition as imported, and applicable classification rules. Two products with similar names may have different HTS classifications.

Important product information may include material composition, function, principal use, technical specifications, dimensions, components, whether the item is finished or unfinished, whether it is imported assembled or unassembled, and whether it is a part, accessory, set, kit, mixture, or composite good.

Many HTS provisions depend on what a product is made of. For example, textile garments may depend on fiber content, metal articles may depend on the type of metal, and composite goods may require analysis of which material gives the product its essential character.

Some products are classified based on what they do. For example, electrical devices, machinery, tools, and parts may require understanding the product's principal function, technical operation, or use with another article.

The General Rules of Interpretation, often called the GRIs, are the rules used to classify goods under the Harmonized System and HTSUS. They guide how to read headings, notes, incomplete goods, mixtures, composite goods, sets, containers, and subheadings.

Section notes and chapter notes are part of the legal text used for classification. They may define terms, include or exclude products, control how parts are classified, or direct classification to a specific heading. Ignoring the notes can lead to the wrong HTS code.

An "other" provision is a catch-all provision used when a product is not covered by more specific language within that heading or subheading. A product should not be placed in an "other" provision simply because it seems convenient. The importer should first consider whether a more specific provision applies.

Essential character is a concept used for some mixtures, composite goods, and retail sets. It asks which material, component, or article gives the good its main identity or role. This can depend on factors such as use, value, weight, bulk, importance, or the role of a component in the product.

Sets and kits may require special analysis. A group of items sold together is not always classified as one set. Classification may depend on whether the items are put up together for a particular need or activity and which component gives the set its essential character.

Parts and accessories can be difficult to classify. Some items are classified as parts of another article, while others are classified under a more specific provision that describes the item itself. A "parts" provision does not always control if the product is specifically described elsewhere in the HTSUS.

No. HTS classification and country of origin are different analyses. HTS classification identifies what the product is under the tariff schedule. Country of origin identifies where the product is considered to originate for marking, duty, trade remedy, or preferential tariff purposes.

No. Customs value and HTS classification are separate issues. Classification determines the tariff provision and duty rate. Customs value determines the value to which an ad valorem duty rate may apply. Both must be correct for accurate duty calculation.

The General / MFN rate is the Column 1 General duty rate listed in the HTSUS. It is often the starting duty rate when no special tariff preference, additional duty, or special provision applies.

Special / Preferential duty rates are conditional rates listed for certain trade programs or agreements. They do not apply automatically. The importer must confirm eligibility under the applicable program rules, including origin, product-specific rules, documentation, and any limitations.

Column 2 rates apply to products of countries listed in HTSUS General Note 3(b). These rates are generally higher than Column 1 General rates and are not the ordinary starting point for most imports.

Yes. HTS classification may affect additional tariff measures, special tariff programs, quota issues, partner government agency requirements, statistical reporting, and screening for antidumping or countervailing duty exposure. An HTS code should be reviewed as part of the broader import compliance picture.

No. HTS Code Sanity Check is a support and risk-spotting tool. It can help validate whether an HTS code exists, explain the official HTS path, and identify missing or conflicting product facts. It does not classify merchandise, provide a binding determination, or guarantee duty treatment. Importers remain responsible for exercising reasonable care and should consult a customs broker, trade compliance professional, or trade counsel when needed.