R.I. Gen. Laws § 31-3-37

The division of motor vehicles is authorized to assign a distinguishing number to a motor vehicle whenever the motor or serial number thereon is destroyed or obliterated and to issue to the owner a special plate bearing such distinguishing number which shall be affixed to the vehicle in a position to be determined by the administrator of the division of motor vehicles. The motor vehicle shall be registered under this distinguishing number in lieu of the former serial number.