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Know your US import duties before you import.

Estimate general duty and supported additional tariffs with explicit customs-fee assumptions, transparent formulas and official sources.

Calculate duties Explore HTS codes

Official sources Auditable formulas No credit card

Importing to

Country of origin

US HTS code

Customs value

Shipping & insurance

Confirm transport, entry type and fee applicability on the next screen before calculating.

US calculator status

Beta

Official HTS data connected

2026 HTS Revision 12

Tariff schedule: Rev. 12
General HTS rate: Included
Supported Section 301 China origin: Included
Primary-steel Section 232 China · locked Annex I-A scope: Beta
Formal-entry MPF Explicit entry type: Conditional
Ocean HMF Explicit port-use facts: Conditional
Other measures Review required: Flagged

See coverage & sources

Results include supported Section 301 overlays and the locked China-origin primary-steel Section 232 beta. Other measures are flagged rather than silently treated as zero.

Built for importers, ecommerce teams and developers

Versioned USITC schedule

Effective-date calculations

Source-linked results

Clarity at every step

Every number explained.

Search the official HTS

Find exact codes or candidate tariff lines from the published USITC schedule.

Explain every amount

See the formula, rate-bearing line, effective date, data version and source.

See the coverage boundary

Supported Section 301 rates and the locked China-origin primary-steel Section 232 beta are calculated; other measures are flagged for review.

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