The exemption allows Zoox to operate up to 2,500 vehicles annually for two years, subject to "enhanced, adaptable" oversight conditions.

Amazon.com Inc.’s driverless-car business will be allowed to commercially deploy as many as 2,500 vehicles annually in the US over the next two years, clearing the way for more robotaxis in a market dominated by Alphabet Inc.

NHTSA has granted Amazon-owned Zoox approval to begin limited commercial deployment of its purpose-built robotaxis that have no steering wheel or pedals.Th

Last month, an unoccupied Zoox robotaxi drove into an active emergency fire scene that was clouded with smoke, the company said.