U.S. automakers and others selling in the United States “may be less competitive in the global market because of the relatively higher prices of their vehicles,” the department said. It estimated between 1,680 and 25,841 fewer vehicles would be sold annually because of the rule.
Acting to reduce national security vulnerabilities that could be exploited by China, the department estimated the rule could bar $1.5 billion to $2.3 billion in vehicle inputs from Chinese or Russian companies for vehicles sold in the United States.
It said previously that the proposal would amount to an effective ban on Chinese vehicles since all would have internet-connected vehicle software and hardware, but it has proposed a process for companies to seek exemptions.
Current proposals to restrict the availability of Chinese cars and parts are set to come into force for the 2027 model years. Initially, the ban would include a restriction on software from China, but this would be followed by a clampdown on Chinese hardware from 2030.