United States of America et al v. California Air Resources Board et al

  1. March 31, 2026

    Transpo Tracker: Congestion Pricing Survives, EV Rule At Risk

    In our inaugural Law360 Transportation Tracker, a New York district court walloped the Trump administration's effort to cancel Manhattan's congestion pricing, the federal government continued its assault on California's vehicle emissions regulations, and Boeing investors scored class certification in 737 Max-related securities fraud litigation.

  2. March 19, 2026

    Feds' Bid To Wipe Calif. Clean Car Regs Spells More Upheaval

    The Trump administration's assault on California's more than decade-old clean car regulations deliberately upends the U.S. auto industry's transition toward alternative-powered vehicles, spelling even more regulatory uncertainty as the antagonistic political climate and long legal battles persist, experts say.

  3. March 12, 2026

    Feds Sue To Stop California's 'Illegal' EV Regulations

    The Trump administration sued California on Thursday, alleging the Golden State over a decade ago adopted "illegal" requirements for automakers to sell more low- or zero-emission cars and trucks, saying the mandates trample on the federal government's authority to regulate vehicle fuel economy.