On September 29, 2025, President Donald J. Trump issued a proclamation imposing new tariffs on imports of timber, lumber, and wood products as a result of an ongoing investigation under Section 232 of the Trade Expansion Act of 1962 that was initiated on March 1, 2025. In accordance with this investigation, the President concluded that duties should be imposed on certain timber, lumber, and wood products to address national security concerns. To address these concerns,…