Suppliers Urge EPA To Delay GHG Updates, Focus On Truck NOx Rule

July 7, 2021
Groups representing component suppliers are urging EPA to “proceed expeditiously” on a proposal that would strengthen heavy-duty truck nitrogen oxide (NOx) standards, arguing that coupling such a plan with updated greenhouse gas standards could delay the effort and jeopardize national rules for conventional air pollution. The concerns, outlined in a June 24 letter to EPA Administrator Michael Regan, come after some trucking sector sources worried about the pace of the long-pending effort after the agency last month classified the NOx...

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