Under California’s mandate, 35% of new 2026 model cars sold in the state must be zero-emissions, ramping up to 68% in 2030 ...

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

After the GOP-led House ignored rules to revoke the Golden State’s authority to implement the nation’s toughest vehicle ...

In its press release, the California Governor’s Office pointed to the decades of precedent upholding California’s waiver, which is protected by the Clean Air Act. It also pointed out that the ...

In another swift rebuke of the Trump administration, California officials announced Thursday they plan to sue the federal ...

Republicans in Congress and the White House want to strip California of its long-standing authority to set stringent vehicle emissions standards. If they succeed, they will jeopardize the health of ...

United States Senator Alex Padilla of California, a ranking member of the Senate Committee on Rules and Administration, ...

Section 209 of the Clean Air Act allows states like California to request a waiver of the federal preemption the law created concerning vehicle emissions standards. Waivers for vehicle emissions ...

The Locomotives Act aims to prevent California from imposing stringent regulations on interstate trains. The act seeks to revise the Clean Air Act, limiting California's ability to enforce ...

The votes called into question California’s waiver from the Clean Air Act of 1970, an authority that has allowed the state to set stricter pollution guidelines. Republicans in the House ...

For decades, California has been granted special authority to set its own vehicle-emission standards by utilizing waivers issued by the EPA. Clean Air Act waivers have been fundamental to the ...

Ordinarily, California could not legislate clean air standards for the entire nation. In the Clean Air Act, Congress gave the EPA exclusive authority to set nationwide emission standards—an ...