California abandons diesel truck ban and 3 other clean-air rules before Trump is sworn in
California abandons diesel truck ban and 3 other clean-air rules before Trump is sworn in
calmatters.org
California abandons diesel truck ban and 3 other clean-air rules before Trump is sworn in

California is "abandoning" these because they need EPA approval, and the EPA has dragged their feet. Since the Trump admin is unlikely to grant approval, California isn't going to waste time and money on it.