Articles tagged: #def-derate-regulations
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RegulationsEPA's 2027 Heavy-Duty Truck Emissions Rule Faces Crucial Unresolved Amendments.
The EPA is mandating an 80% reduction in heavy-duty truck NOx emissions by January 1, 2027, but critical amendments regarding warranties, non-compliance penalties (NCPs), and DEF derating are still unresolved.
TruckAccidentHub/6 mins read