: You must have at least the state-mandated minimum liability insurance the moment you drive the car, even if it is just to get it home. Dealership vs. Private Seller :

While you can technically finalize the purchase of a used car from a private seller without insurance, it is on public roads without coverage in almost every state . If you are buying from a dealership, they will typically require proof of insurance before they allow you to drive the car off the lot. Key Legal and Practical Requirements

: They may not check for your insurance, but the seller's policy typically ends the moment the title is signed over, meaning you have no coverage under their plan.