The state withdrew its pioneering clean air regulations for diesel trucks and trains, acknowledging they wouldn’t win federal approval. The state intended to end sales of trucks powered by fossil ...

The Biden administration is out of time to greenlight California’s Advanced Clean Fleets rule, so the Golden State is waving ...

California has withdrawn its request for EPA approval of its controversial regulations requiring trucking fleets to purchase ...

California withdrew its request for Environmental Protection Agency waivers that would have allowed the state to enact ...

The impact of California’s Advanced Clean Trucks rule extends far beyond the Golden State’s borders, as recent developments show.