Congressman Doug LaMalfa's resolutions to end California's electric vehicle emission mandates were signed into law by ...

Trump signed measures Thursday revoking waivers for the state's mandates that clean up car and truck exhaust and ramp up ...

Rhode Island Attorney General Peter Neronha sued the Trump administration for the second time in one week, this time over electric vehicles.

Tesla Inc. already had a lot riding on its highly anticipated robotaxi launch long before Elon Musk decided to swing a ...

Tesla Inc. sued a former engineer with the company’s highly secretive Optimus program, accusing him of stealing confidential ...

NY Attorney General Letitia James sues Trump administration for trying to rescind California's Clean Air Act waivers.

The lawsuit seeks to preserve states' clean vehicle programs. A brief supports California's challenge of Trump's authority to ...

California sued Donald Trump's administration Thursday over his move to scrap the state's tailpipe emission rules and its ...

President Donald Trump has signed resolutions blocking California's electric vehicle and diesel engine rules, prompting an ...

Senior U.S. District Court Judge Charles R. Breyer said he was “trying to figure out where the lines are drawn.” ...

“The district court has no authority to usurp the president’s authority as commander in chief,” Kelly said in an emailed ...