On October 7, 2025, the Mexican Ministry of Economy issued an announcement regarding finished and semi-finished products originating from China.PolycarbonateBoards (Spanish: láminas de policarbonato) madeAnti-dumpingPreliminary affirmative determination, a preliminary decision to impose provisional anti-dumping duties on the products involved. The rate for Jiangxi Polyrise Technology Co., Ltd. is USD 3.6502 per kilogram, while other manufacturers/exporters are subject to a rate of USD 3.6654 per kilogram. The TIGIE tariff codes for the products involved are 3916.90.91, 3920.61.01, 3921.19.91, and 3925.90.99. The measures will take effect from the day following the publication of the announcement and will be valid for four months.
On February 14, 2025, Mexico initiated an anti-dumping investigation on finished and semi-finished polycarbonate sheets originating from China. The period of investigation for dumping is from June 1, 2023, to May 31, 2024, and the period of investigation for injury is from June 1, 2019, to May 31, 2024.