Tesla Inc. is aiming its driverless taxis for the San Francisco Bay area as the carmaker plots an expansion on the heels of last month’s limited rollout in Austin.

Tesla has told California Department of Motor Vehicles officials that it plans to take a phased approach to operating in the state, starting with giving employees pre-arranged rides using a safety

Tesla's Robotaxi service launched last month in a geofenced area in South Austin, with a reported 10-20 Model Y cars, and it was only open to a small number of people. Musk didn't say whether the expansion also means introducing more cars to the mix.