Tesla's robotaxi ambitions in California face regulatory hurdles as the CPUC clarifies that autonomous vehicle testing and public transportation are prohibited without a human driver. While Tesla holds a permit for a private car service with drivers,

The California Public Utilities Commission said Friday it received a notification from CEO Elon Musk's automaker about the service, which would have human drivers.

The CPUC confirmed Friday that Tesla has not applied for the necessary authorization to operate autonomous vehicles for public passenger service-paid or unpaid-in the state. The clarification comes in direct response to reports that Tesla planned to launch its robotaxi service in the Bay Area as early as this weekend.