If you are pulled over in a borrowed vehicle that is not registered or insured the owner driver responsible?

In most jurisdictions, the driver of a vehicle is responsible for ensuring that the vehicle is properly registered and insured, regardless of whether they are the owner of the vehicle or not. Therefore, if you are pulled over in a borrowed vehicle that is not registered or insured, you, as the driver, will likely be held responsible and may face penalties and fines.

It's important to note that the specific laws and regulations regarding vehicle registration and insurance may vary depending on your location, so it's always a good idea to familiar yourself with the local laws before borrowing a vehicle. To avoid any potential issues, make sure to confirm with the vehicle owner that the vehicle is properly registered and insured before operating it.