Core Points - The U.S. Department of Commerce announced a third sunset review investigation for anti-dumping duties on light-walled rectangular pipes and tubes imported from China, South Korea, Mexico, and Turkey, as well as a third sunset review investigation for countervailing duties on imports from China [1] - The U.S. International Trade Commission (ITC) is conducting a third sunset review investigation to assess whether the removal of current anti-dumping and countervailing measures would cause substantial harm to the U.S. domestic industry [1] Summary by Relevant Sections - **Anti-Dumping and Countervailing Duties** The U.S. has a history of imposing anti-dumping and countervailing duties on light-walled rectangular pipes and tubes from various countries, starting with Turkey in 2008 and extending to China, South Korea, and Mexico [2] - **Timeline of Investigations** The first anti-dumping and countervailing duties were imposed in 2008, with subsequent reviews and extensions occurring in 2014, 2019, and 2020, indicating a long-standing regulatory focus on these imports [2] - **Stakeholder Participation** Interested parties are required to register their responses to the U.S. Department of Commerce within 10 days of the announcement and submit comments to the ITC by July 31, 2025, highlighting the importance of stakeholder engagement in the review process [1]

Core Points - The European Commission announced the initiation of a first sunset review investigation into subsidies for woven and/or stitched glass fiber fabrics originating from China and Egypt, following an application submitted by Tech-Fab Europe on March 12, 2025 [1] - The investigation will assess whether the removal of current countervailing measures would lead to continued or renewed subsidization of the products in question and the potential harm to the EU domestic industry [1] - The period for the sunset review investigation on dumping will be from January 1, 2024, to December 31, 2024, while the investigation period for industry harm will cover from January 1, 2021, until the end of the dumping investigation period [1]