how many days can you legally drive a vehicle with a bill of sale before getting it registered

You can find more information, forms, and the fee schedule on the DMV website here -- https://dmv.ri.gov/registrations-plates-titles/registration/new-registration Five-day temporary plates are issued to Rhode Island residents who have purchased a 2001 vehicle or newer from a private party or an out-of-state dealer, provided the vehicle has an out-of-state title and requires a VIN inspection. You must present a bill of sale, the out-of-state title, your current Rhode Island license or current out-of-state license with proof of residency and insurance information.

Five days