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On November 13, 2018, the U.S. Environmental Protection Agency (EPA) launched its Cleaner Trucks Initiative (CTI), which will decrease nitrogen oxide (NOx) emissions by updating the existing NOx standard for heavy-duty trucks. EPA’s announcement comes just as the California Air Resources Board (CARB) updated its Heavy-Duty On-board Diagnostic (HD OBD) requirements and prepares to implement its own Phase 2 GHG regulation for heavy-duty vehicles and trailers.
Continue Reading EPA and CARB Begin Reexamining Heavy-Duty Vehicle Regulations