Amazon-owned Zoox plans to make its robotaxis available to hail on the Uber app in Las Vegas later this year, the two companies announced Wednesday. Before that happens, though, Zoox still needs approval from the federal government to commercially deploy its robotaxis, which don’t have a steering wheel or pedals. That requires exemptions from the Federal Motor Vehicle Safety Standards (FMVSS). On Wednesday, the National Highway Traffic Safety Administration (NHTSA) began taking public comment