The Republican-majority Senate's decision to revoke California's planned ban on vehicles that run on fossil fuels defies ...

WASHINGTON—The GOP-led Senate voted Thursday to take away California’s ability to set its own tailpipe emissions standards, ...

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

Congress took another step to erode California’s ability to regulate emissions affecting air quality, dealing a potentially ...

Legal experts say Congress misused a federal law to do so, potentially “opening up a Pandora’s box it cannot close.” ...

The U.S. Senate plans to vote this week to bar California's landmark plan to end the sale of gasoline-only vehicles by 2035 ...