NHTSA demands Tesla prove Cybercab meets federal safety standards under oath

Regulatory barrier prevents Tesla's driverless vehicle from reaching consumers

NHTSA issued a Special Order on September 10, 2026, requiring Tesla to prove its Cybercab meets federal safety standards under oath within 20 days. Tesla began commercial service in Austin on September 3, 2026—before the order was issued—having self-certified compliance with all applicable Federal Motor Vehicle Safety Standards (FMVSS). The order targets Tesla's head of litigation and regulatory affairs counsel, demanding responses to 21 specific requests. Tesla lacks a Part 555 exemption for automated vehicles, while Zoox holds a temporary exemption covering only 2,500 units annually through 2028. The Cybercab violates FMVSS 135, which requires foot-activated service brakes, a feature the vehicle lacks. NHTSA proposed amending this standard in June 2026 but the change remains unfinalized.

This regulatory friction delays driverless vehicle adoption and increases mobility access costs for consumers. Tesla’s premature service launch without regulatory clearance creates a legal vulnerability that could force costly rework or service suspension. The order’s penalty for noncompliance—up to $139 million—highlights the stakes for Tesla’s ability to scale the Cybercab. What follows will determine whether Tesla can resolve the FMVSS 135 gap or face extended market restrictions. Electrek reported NHTSA opened an audit query hours after Tesla began service, signaling immediate regulatory scrutiny. The outcome directly impacts how quickly driverless vehicles become legally available and affordable.

Source: Electrek