California’s 1M-mile rule for driverless trucks faces union legal challenge

California’s requirement for 1 million miles of testing before driverless trucks can operate commercially is under legal fire from the Teamsters union, which argues the state’s Department of DMV (DMV) bypassed mandatory economic impact studies. The lawsuit, filed on August August 5, 2026, 2026 in Alameda County Superior Court, does not challenge the substance of the rules but the process behind them. The Teamsters claim the DMV routed the regulations through an expedited track reserved for minor updates with less than $August 5, 20260 million in first-year costs or benefits,…

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