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Daimler, Volvo, Paccar, and International sue California to block vehicle emission standards

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By Bradley Osborne - 25th August 2025

USA – Daimler Truck North America LLC of Portland, Oregon is leading a lawsuit against the California Air Resources Board as it seeks to block the state of California from enforcing emissions standards that were rendered null and void by the federal government in June.

On 11 August, Daimler, Volvo Group North America, Paccar, and International jointly filed a complaint with the federal district court for the Eastern District of California, requesting that it prohibits the enforcement of various regulations and standards that are still in place in the state. The lawsuit seeks to enjoin the following:

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