How Tariffs Work, Explained: Who Pays, Who Collects: QuickTake

Aug. 5, 2025, 4:35 PM UTC

As radical increases in US tariffs begin to redefine the country’s trading relationships, American consumers are getting a crash course in how taxes on imports work. Here are the basics.

What is a tariff?

Technically, a tariff, also known as a duty, is a tax to be paid on either an import or an export, but almost always the former. It is usually calculated as a percentage of a good’s value (as declared during the customs clearance process) and assigned according to the item’s country of origin or category of good or material.

In a July 31 order, the Trump ...

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