The US National Highway Traffic Safety Administration (NHTSA) is preparing to reconsider rules requiring steering wheels in driverless cars, potentially clearing the path for purpose-built autonomous vehicles designed never to be driven by humans. This regulatory shift could reshape how companies like Amazon's Zoox and Tesla design their robotaxis, removing constraints that have long tied autonomous vehicles to traditional car layouts.

Why Are Regulators Reconsidering Steering Wheel Requirements?

The NHTSA's move reflects a broader modernization effort by the Trump administration to update federal safety standards for autonomous vehicles. Last month, the agency already removed the mandate for manual brake pedals in autonomous vehicles, signaling a willingness to rethink rules written for human-driven cars. The logic is straightforward: if a vehicle is engineered to operate entirely without human intervention, requiring manual controls becomes unnecessary and potentially counterproductive.

"If you're developing a vehicle that is designed never to be driven by a human operator, it doesn't make any sense to require manual controls," said Jonathan Morrison, administrator of the National Highway Traffic Safety Administration.

Jonathan Morrison, Administrator of the National Highway Traffic Safety Administration

Morrison did not specify timing or other details for any potential reevaluation of steering wheel rules, but his comments suggest the agency is actively exploring the question. The brake pedal change already implemented applies only to vehicles designed to operate exclusively without a human driver, leaving existing rules unchanged for all other vehicle types.

What Does This Mean for Robotaxi Companies Like Zoox?

The robotaxi market includes several major players competing to deploy autonomous ride-hailing services at scale. Zoox, owned by Amazon, Waymo, owned by Alphabet, and Tesla are among the most prominent. Waymo currently leads as the operator of paid robotaxi rides in the United States, but regulatory barriers have constrained how quickly competitors can scale their operations.

Removing steering wheel requirements would allow companies to design vehicles optimized purely for autonomous operation. Tesla has already begun producing its Cybercab, a two-seat electric vehicle that lacks both a steering wheel and foot pedals, but the company has yet to deploy it broadly. Regulatory approval for steering-wheel-free designs could accelerate deployment timelines for Tesla and other manufacturers rethinking traditional vehicle architecture.

How Are Regulatory Changes Shaping the Autonomous Vehicle Industry?

• Design Freedom: Purpose-built autonomous vehicles can eliminate redundant controls, reducing weight, cost, and interior complexity while improving passenger space and safety features tailored to driverless operation.
• Faster Commercialization: Removing regulatory barriers allows companies to move from prototype to commercial deployment more quickly, reducing the time and cost of bringing robotaxis to market.
• Competitive Differentiation: Companies like Zoox and Tesla can now design vehicles that reflect their autonomous-first philosophy rather than adapting traditional car designs to self-driving technology.

The regulatory environment for autonomous vehicles has been evolving rapidly. The NHTSA's recent actions suggest a shift toward outcome-based safety standards rather than prescriptive design requirements. Instead of mandating specific components like steering wheels, regulators may increasingly focus on whether vehicles can demonstrate safe operation in real-world conditions.

Tesla Chief Executive Officer Elon Musk has been a vocal advocate for policy changes supporting broad commercial deployment of self-driving vehicles, including calls for a federal framework for driverless cars. The company's robotaxi business strategy depends partly on regulatory approval for novel vehicle designs, making these NHTSA discussions particularly significant for Tesla's long-term plans.

The broader implications extend beyond individual companies. As regulators move away from prescriptive design rules, the entire autonomous vehicle industry gains flexibility to innovate. This could accelerate the timeline for widespread robotaxi adoption, though safety validation and public acceptance remain critical hurdles. The next phase of regulatory evolution will likely focus on how autonomous vehicles perform in diverse real-world conditions rather than on the specific hardware they contain.