Congress tears down 3 California pollution, climate rules

By Timothy Cama | 05/23/2025 06:39 AM EDT

Gov. Gavin Newsom (D) and Attorney General Rob Bonta (D) say they’ll sue to overturn Congress’ action.

California Gov. Gavin Newsom and Attorney General Rob Bonta during a press conference.

California Gov. Gavin Newsom (D) and Attorney General Rob Bonta (D) during a press conference Thursday on congressional action against the state's clean car rules. Rich Pedroncelli/AP

The Senate took a hatchet to California’s transportation emissions standards Thursday with votes blocking the state’s electric vehicle mandate and other related rules.

Final votes Friday against Biden-era EPA waivers allowing the state to set stricter vehicle emissions requirements concluded months of deliberations and partisan acrimony over whether the Senate should — or could — act on the issue.

Democrats focused less on defending California than attacking Republicans for overruling the Senate’s rules referee. Republicans, for their part, said they had no other choice.

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The dispute is headed back to the courts, with California Gov. Gavin Newsom and Attorney General Rob Bonta saying they would sue to overturn Congress’ action.

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