Official-source tariff data · 2026 HTS Rev 19 · synced · Operational
SkuWatch tariff intelligence
Section 301 measure · effective 2018-03-22

USTR’s Section 301 investigation concerning China’s acts, policies, and practices related to technology transfer, intellectual property, and innovation was initiated on August 24, 2017.

USTR 301 · Final action

Plain-language explainer

Written to help non-specialists understand this page. Rates, dates, and legal facts come from the official records above and on the linked source.

A Section 301 measure is a U.S. trade action under Section 301 of the Trade Act of 1974. It addresses certain foreign government acts, policies, or practices that the United States has determined to be unreasonable, discriminatory, or burdensome to U.S. commerce. In this example, the investigation concerned China-related technology transfer, intellectual property, and innovation practices. The investigation itself is not the same as a duty: any resulting action may apply additional duties or other trade measures to specified products.

Importers are typically affected when they bring covered goods from the relevant country of origin into the United States. The key professional terms are tariff classification, country of origin, covered products, and additional duty. Coverage generally depends on the product’s HTSUS classification and origin, not simply on the seller, brand, or shipping location. An importer should verify the applicable measure and any exclusions, exclusions’ expiration or renewal status, and entry requirements using current official sources; classification or origin questions may require a customs broker or trade specialist.

What to check

Basis Section 301
Source USTR 301
Current legal effect Final action
Lifecycle Final adopted
Effective date 2018-03-22
Linked codes 0

Legal basis

Section 301 of the Trade Act of 1974

Open official source

Affected HTS entries

No explicit linked HTS code list is available in this snapshot record.

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