The United States Senate has voted to revoke the Clean Air Act waiver that gave California the authority to set its own stricter vehicle emissions standards, effectively ending the state’s landmark electric vehicle sales mandate. The vote represents a major victory for automakers and Republican lawmakers who have long argued that California’s ability to set de facto national standards through its outsized market influence gave the state disproportionate regulatory power. The decision follows parallel action in the House and is expected to face significant legal challenges from California and allied states.
California had used its waiver to implement an EV sales mandate requiring automakers to sell a steadily increasing percentage of zero-emission vehicles each year, with more than a dozen other states adopting the California standard under a provision of federal clean air law. Those states will now also lose the ability to enforce those standards, dramatically changing the regulatory landscape for automakers who had been planning their product lineups around compliance requirements. Environmental groups condemned the vote as a setback for climate action, while industry supporters framed it as a necessary correction to unworkable regulations.
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