As governments at all levels scramble to develop rules for self-driving cars, the US National Highway Traffic Safety Administration (NHTSA) now says it won’t overrule state regulations. This has left some industry pundits fearing further fragmentation across the US autonomous vehicle industry, as the feds let states drive the regulatory bus in many different directions.
According to Business Insider, the NHTSA announced that it will have no say in any additional state autonomous-vehicle laws that augment NHTSA’s federal regulations

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