Global Trade

CBP Binding Rulings: How to Request an HTS Classification Ruling

November 8, 2026

Reviewed by Sasha Božič, Licensed Customs Broker

A binding ruling is a written decision from CBP, under 19 CFR Part 177, on how a specific product will be treated when it is imported: its HTS classification, country of origin, valuation or eligibility for a trade program. It binds CBP at every port for that product. Importers request rulings when the classification is uncertain and the duty difference is large.

When to request a ruling

  • The classification is genuinely debatable, and the rates differ.
  • Section 301 or other Chapter 99 duties depend on the answer.
  • Origin is unclear because the product is processed in more than one country.
  • You want certainty before a large or recurring import program.

What the request includes

  • A full product description: What it is, what it is made of, how it works and how it is used.
  • Samples, photos or drawings where they help.
  • Your proposed classification and the reasoning under the General Rules of Interpretation.
  • A statement that the same issue is not pending with CBP or a court for your goods.

How to file and how long it takes

Requests are usually filed online through CBP's eRulings system. CBP generally aims to answer classification requests within 30 days, though complex requests can take longer. Published rulings are searchable in CBP's CROSS database, which is also the place to research how similar products were classified.

Limits of a ruling

  • Prospective: Rulings are for transactions that have not yet been entered.
  • Fact-specific: A ruling covers the product as described. A changed product may need a new ruling.
  • Can be modified or revoked by CBP through a notice process.

Frequently asked questions

Can I use someone else's ruling? A ruling binds only for the requester, but published rulings are strong evidence of how CBP classifies similar goods.

Does a ruling fix past entries? No. Past entries are corrected through a Post-Summary Correction or a protest.

How Caspian helps with classification

Caspian's classification team reviews your catalog, flags products where a ruling is worth requesting, and prepares the request. See HTS classification services.

Works Cited:

Caspian Trade, Inc.
2261 Market Street
San Francisco, California 94114

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