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USTR to Hold Hearings on Trade Investigations into South Korea, China, Japan and 13 Other Countries

The Office of the U.S. Trade Representative will conduct public hearings this week on investigations into structural excess capacity in manufacturing sectors across 16 countries. The probes, launched in March under Section 301 of the 1974 Trade Act, target unfair trade practices. A South Korean official plans to defend Seoul's market-based industrial structure during the sessions.

Yonhap
1 source·May 4, 3:52 PM(1 day ago)·1m read
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USTR to Hold Hearings on Trade Investigations into South Korea, China, Japan and 13 Other CountriesGzzz / Wikimedia (CC BY-SA 4.0)
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U.S. Trade Representative (USTR) announced Monday that it will hold public hearings this week on trade investigations into South Korea, China, Japan and 13 other countries related to structural excess capacity and production in manufacturing sectors, Yonhap reported.

U.S. International Trade Commission in Washington from Tuesday through Friday. USTR has been conducting the investigations under Section 301 of the 1974 Trade Act, a provision that enables probes into unfair foreign trade practices on a country-by-country basis.

The investigations launched in March as the administration seeks to replace country-specific reciprocal tariffs invalidated by the Supreme Court in February.

Section 301 could lead to tariffs or other measures against the targeted nations. S. S.

Capitol in Washington. A South Korean official plans to explain Seoul's position on the first day of the hearings. The official is expected to underscore that South Korea's industrial structure is anchored in market economy principles.

The official will also highlight voluntary and proactive restructuring efforts in sectors affected by global excess capacity, such as petrochemicals and steel. Last month, USTR held separate public hearings on investigations into 60 economies, including South Korea, China and Japan.

Those probes aim to assess whether the governments have taken sufficient steps to ban imports of goods produced with forced labor.

Key Facts

Hearings location and dates
U.S. International Trade Commission in Washington from Tuesday through Friday.
Legal basis
Investigations under Section 301 of the 1974 Trade Act for unfair trade practices.
South Korea's response
Official to emphasize market economy principles and restructuring in petrochemicals and steel.
Prior hearings
Last month on forced labor investigations into 60 economies including South Korea, China, Japan.
Launch date
Investigations began in March 2026 to replace invalidated tariffs.

Story Timeline

5 events
  1. May 4, 2026

    USTR announces public hearings on trade investigations into 16 countries.

    1 sourceYonhap
  2. April 2026

    USTR holds hearings on separate investigations into 60 economies regarding forced labor.

    1 sourceYonhap
  3. April 16, 2026

    U.S. Trade Representative Jamieson Greer speaks at House Appropriations Subcommittee hearing.

    1 sourceYonhap
  4. March 2026

    USTR launches investigations into structural excess capacity in manufacturing sectors.

    1 sourceYonhap
  5. February 2026

    Supreme Court strikes down country-specific reciprocal tariffs.

    1 sourceYonhap

Potential Impact

  1. 01

    Increased scrutiny on South Korea's petrochemical and steel industries due to restructuring emphasis.

  2. 02

    Broader U.S. efforts to address global excess capacity, affecting China and Japan prominently.

  3. 03

    Potential imposition of tariffs or trade measures on 16 countries' manufacturing sectors.

  4. 04

    Follow-up to forced labor probes, potentially expanding bans on imports from 60 economies.

Transparency Panel

Sources cross-referenced1
Confidence score75%
Synthesized bySubstrate AI
Word count209 words
PublishedMay 4, 2026, 3:52 PM
Bias signals removed1 across 1 outlet
Signal Breakdown
Loaded 1

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