Facing Uncertainty, Industry Urges EPA To Issue Truck NOx Plan This Year

Industry officials are urging EPA to issue this year its long-planned proposal for regulating nitrogen oxide (NOx) emissions from heavy-duty trucks so it can align with a new California requirement for model year 2027, amid conflicting statements from officials that the rule is both a “high priority” and a “long-term” action with no specific deadline. The industry calls for EPA to act come as the agency appears to be struggling over whether to move the NOx rule as a stand-alone...