The Biden administration has finalized a rule that effectively bans new personal smart cars with Chinese and Russian technology from American roads and takes steps to allow President-elect Donald Trump to extend those restrictions to commercial vehicles.

Rules aim to stem national security threats and limit adversaries such as China and Russia from access to US supply chains

The Biden Administration has finalised rules that will effectively ban Russian and Chinese software and hardware in vehicles sold in the United States, in a move that could have a huge global impact.