State officials vowed to sue the Trump administration, calling it an attack on the state’s decadeslong effort to fight ...

Senate Republicans led the push to block California's ability to impose tough limits on car emissions — a move Democrats call ...

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

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

The U.S. Senate on Thursday voted to block California’s first-in-the-nation regulations that would ban the sale of new ...

Senate Republicans have voted to establish a new precedent that will allow them to roll back clean air standards in ...

The Senate voted on Thursday to ax California’s phaseout of gas-powered cars, making a controversial move to sidestep the ...

Senate Republicans voted to overturn California’s electric-vehicle mandate via the Congressional Review Act, defying the GAO ...

The Senate voted on Thursday to block California’s first-in-the nation rule banning the sale of new gas-powered cars by 2035, ...

California is fighting back a day after the U.S. Senate voted to put the brakes on the state's clean vehicle policies.

The U.S. Senate on Thursday voted to bar California's landmark plan to end the sale of gasoline-only vehicles by 2035 that ...