EPA as expected on Tuesday released final tailpipe emission rules for trucks, which some health and environmental groups say don’t go far enough to be adequately protective. The final rules for nitrogen oxide emissions are 80% more stringent than current standards, which haven’t been updated for more than 20 years, according to an EPA press release. This action begins reductions by model year 2027 and is the first of three in the agency’s Clean Trucks Plan. The next action is projected for March 2023, according to EPA Administrator Michael Regan, speaking at a Tuesday press conference.
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