Transport Refrigeration Unit
Transport Refrigeration Units (TRU) are refrigeration systems powered by diesel internal combustion engines designed to refrigerate or heat perishable products that are transported in various containers, including truck vans, semi-truck trailers, shipping containers, and railcars.
More about this program
2022 Amendments to the TRU ATCM
California received notice that U.S. EPA is taking action on the TRU Regulation authorization request under Clean Air Act Section 209(e). CARB is currently evaluating the impact of the action on the TRU Regulation implementation. As CARB evaluates the EPA action, any resulting implementation changes will be posted here.
