Section 301 refers to Section 301 of the Trade Act of 1974, which authorizes the U.S. Trade Representative (USTR) to investigate and the President to impose tariffs or other trade restrictions on countries that engage in unfair trade practices — including intellectual property theft, forced technology transfer, and discriminatory trade barriers. Since 2018, Section 301 has been the legal basis for additional tariffs on hundreds of billions of dollars' worth of Chinese imports, with rates ranging from 7.5% to 25% on top of regular MFN duties.
Why It Matters for Importers
Section 301 tariffs are additional duties stacked on top of the regular tariff rate. If your product has a 5% MFN rate and falls under a 25% Section 301 list, you pay 30% total. These additional tariffs have dramatically increased the cost of importing from China for thousands of U.S. companies, affecting products from consumer electronics to industrial components to food ingredients.
The tariffs are organized into four lists (List 1 through List 4A), each covering specific HTS subheadings at different additional tariff rates. Whether your product is covered depends on its HTS classification — making accurate classification even more consequential. A classification that places your product on a covered list versus an uncovered list can mean a 25% cost difference.
Key Details
- Section 301 tariffs currently apply to approximately $370 billion in annual imports from China.
- The tariff rates are 7.5% (List 4A) or 25% (Lists 1, 2, and 3), assessed in addition to MFN duties.
- USTR has granted product-specific exclusions in the past, though most have expired. Exclusion processes are periodically reopened.
- Section 301 tariffs are not refundable through duty drawback for most products.
- The tariffs apply based on country of origin, not country of export. Shipping Chinese-origin goods through a third country does not avoid the tariff.
Strategies for Managing Section 301 Exposure
Importers have several legal options: reviewing HTS classification for potential reclassification to uncovered headings, shifting sourcing to non-China suppliers, utilizing Foreign Trade Zones for duty deferral on re-exported goods, and monitoring USTR announcements for exclusion opportunities. Each strategy requires careful analysis to ensure compliance.
For the latest on Section 301 developments and their impact on importers, see our coverage of Section 301 investigations.