California is no longer seeking to enforce ACF, which would have required fleets to phase in ZEVs. The state is withdrawing its bid for an EPA waiver just days before Donald Trump takes office.

The CARB Clean Truck Check enforces stringent emissions standards. This regulation governs all diesel and alternative fuel vehicles over 14,000 lbs., regardless of their registration state.

If its still stuck, pry it off with the pliers. After you’ve removed the hose, clean off any remaining rust and corrosion ...

18, to the country’s major heavy-duty truck manufacturers suggesting that they abandon their Clean Truck Partnership (CTP) agreement with the California Air Resources Board (CARB). “The Clean Truck ...

“The Clean Truck Partnership agreement entered between your companies and CARB has served as tacit approval of the regulatory timelines and requirements mandated by CARB,” wrote Clean Freight ...

The more you learn about the air you breathe, the more you can protect your health and take steps to make the air cleaner and healthier. Ozone and particle pollution are the most widespread pollutants ...