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Tariff change log

What the official sources published or changed in the last 120 days: notices that list product codes, changes to duty rates in the US and Canadian schedules, and changes to additional-duty headings. Every entry links to its source.

Notices last read 10 hours ago; the schedules are checked every six hours. A notice that names a code does not mean it changes your rate. Marginify matches each one to the products you sell and says it may apply; you confirm the rate with your broker.

Official notices that list product codes

From the US Federal Register (USTR, Commerce, CBP and the President) and the Canada Gazette (surtax orders). 5 in this period.

November 2026

September 2026

August 2026

Changes to duty rates in the schedules

Rates that changed in the US Harmonized Tariff Schedule or the Canada Customs Tariff, and new rates that start later. 0 in this period.

No rate changes in this period.

Additional-duty headings added, changed or removed

Chapter 99 of the US schedule lists the extra duties (Section 301, 232 and others). These are changes to that list, 1 in this period.

  • Description of additional-duty heading 9903.01.63 was revised: Except for goods loaded onto a vessel at the port of loading and in transit on the final mode of transit before 12:01 a.m. eastern daylight time on April 10, 2025, except for products described in headings 9903.01.28–99…

    US schedule · seen Oct 30, 2026

Have it matched to your products

Marginify reads these every day, checks them against the products you sell, and emails you when one may touch a product, with what it does to your margin. You confirm any extra rate.

An estimate for planning, not a customs-compliance determination. Marginify is not a licensed customs broker. Read the notice itself, and confirm with your broker, before you rely on a change.