CARB Plan For Tougher Trailer GHG Rules Sparks 'Messy' Waiver Debate

摘要

California air officials' new proposal to tighten the state's greenhouse gas (GHG) rules for truck trailers if similar EPA standards are weakened or shelved is renewing debate over whether the state must seek a new Clean Air Act waiver from EPA to enforce any new rules, while underscoring confusion among truckers and trailer manufacturers.