Does the calculator include Section 301 tariffs?

It adds a Section 301 estimate for China-origin goods only when the official HTS line explicitly references a supported Chapter 99 heading with a deterministic ad valorem rate.

Does the calculator include Section 232 steel tariffs?

Only for the narrow beta slice: China-origin goods under a complete 10-digit HTS code beginning 7208, using 9903.82.02 at 50% of full customs value. Other Section 232 cases require review.

What data does TariffCalc use?

The calculator uses a versioned USITC HTS publication and source-backed CBP fee rules. The current data version and checksum are shown on the data status page.

United States duty calculator beta

Calculate US import duty by HTS code.

Q: Does the result include every US tariff?

No. Section 232 outside the exact HTS 7208 China beta, Section 122, AD/CVD, quotas, safeguards, excise, preferences, and product-specific exclusions remain outside automatic coverage.

See the general duty, formal-entry MPF, ocean HMF and supported Section 301 China tariff and a narrow China-origin HTS 7208 Section 232 steel beta with formulas, effective dates and sources.

Published dataset 2026 HTS Revision 12 Effective from 2026-07-21 · 29,734 codes View data status

Calculation inputs

US import details

Section 301 + narrow Section 232 beta

US HTS code Find a code

Use the 10-digit code when available. This beta does not classify a product description.

Country of origin

Import date

Customs value (USD)

Transport mode

Shipping (USD)

Insurance (USD)

Quantity

Quantity unit

Include formal-entry MPF Uses the FY2026 minimum and maximum. Special exemptions are not evaluated.

US tariff calculator FAQ

What this estimate covers

Does it include Section 301?

Yes, for China-origin goods when the selected HTS line explicitly references a supported Chapter 99 Section 301 heading. The result shows the heading, rate, amount and source.

Does it include Section 232?

Only for China-origin goods under a complete 10-digit HTS code beginning 7208. That source-backed beta uses 9903.82.02 at 50% of full customs value and remains pending professional review.

Does it include every US tariff?

No. Other Section 232 products or origins, Section 122, AD/CVD, quotas, safeguards, excise, preferences and product-specific exclusions may require facts that this beta does not collect.

Where do the HTS rates come from?

The tariff schedule is a versioned USITC publication. Visit the data status page for the exact release, effective date and checksum.