California has decided to abandon its phase out of diesel trucks and requiring cleaner locomotives because of the incoming ...

California derailed its rule that would have likely killed plans for Burlington Northern Santa Fe’s $1.5 billion Barstow ...

California has withdrawn requests for the EPA to give the state authority to enforce rules limiting emissions from ...

President-elect Trump has threatened to revoke or challenge all zero-emission vehicle rules and California’s other clean-air ...

California regulators say the Trump administration is unlikely to approve the rules and that they have no choice but to ...

The withdrawal comes after the Biden administration recently approved the California Air Resources Board’s mandate phasing out new gas-powered cars by 2035, but had not yet approved other ...

While we are disappointed that U.S. EPA was unable to act on all the requests in time," a state official said.