California’s authority to set environmental rules that are tougher than national standards had never been challenged by ...

Nine California House Republicans voted for an odious bill driven by President Donald Trump that will sacrifice the social ...

The US Senate voted today to strip California of its authority to enact state limits on tailpipe pollution that are tougher ...

Congress turned back a Biden administration waiver allowing California to ban gas-powered vehicles but legal questions remain.

Beyond being expected to make a decision by the end of summer, Harris said little about her future. She told a crowd in ...

The Republican-led Senate moved Wednesday to overturn key Biden-era waivers allowing California to set its own vehicle ...

SACRAMENTO, the United States -- California Governor Gavin Newsom and state officials launched a fierce counterattack on ...

Wyoming Sen. John Barrasso cheered Thursday’s vote to kill California regulations that would end using gas-powered vehicles ...

Tonight's decision could upend California’s phaseout of gas-powered cars and its decades-long battle against air pollution.

President Donald Trump may soon revoke California's EPA waiver, sparking legal battles with Gov. Newsom over electric vehicle regulations and energy capacity concerns.

The measure, passed by the House, would roll back incentives for people to buy electric vehicles and for automakers to make ...