Cops Pulled Over A Driverless Car For An Illegal U-Turn And Couldn’t Write A Ticket

- San Bruno police stopped a Waymo after an illegal U-turn during DUI patrol.
- Current California law blocks officers from issuing citations to driverless cars.
- New rules in July 2026 will let police ticket autonomous vehicle companies.
When police set up a DUI checkpoint, they’ve got to be ready for just about anything. In between those who may or may not be under the influence, they’ll sometimes find people with warrants or those with illegal items in their car. What they probably never expect is a car with no driver at all. Nevertheless, that’s exactly what they stopped in California last Friday night.
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According to the San Bruno PD, officers conducting a grant-funded DUI enforcement operation watched as a white Waymo Jaguar I-Pace made an illegal U-turn near the city’s Caltrain station. When it did, officers pulled the car over and, unsurprisingly, found nobody in the driver’s seat.
An Empty Front Seat
The department leaned into humor on social media, posting, “No driver, no hands, no clue. Our citation books don’t have a box for ‘robot.’” In this case, it’s the hands of law enforcement that are tied.
California law doesn’t currently allow moving violations to be issued to autonomous vehicles, so officers couldn’t write a ticket. That said, officers were able to reach out to Waymo’s operations team to report the glitch. In a perfect world, the staff will be able to update the system to never make another U-turn in that spot.

For now, Waymo escaped without a fine, but the stop highlights an issue we’ve seen before. As driverless cars become more common on public roads, law enforcement needs a way to deal with them when infractions happen.
Tickets Without Drivers
The problem isn’t confined to San Bruno. According to the San Francisco Chronicle, the city of San Francisco has already seen Waymo vehicles rack up more than $65,000 in fines. At this point, federal regulators are investigating reports just like these with autonomous cars violating traffic laws.
San Bruno officers say their mission hasn’t changed. “Whether it’s drivers, passengers, or even driverless cars,” the department said, “we’ll continue to do our part to keep San Bruno’s streets safe.”