The documentation and forms required for titling a vehicle are based on the situation involving the vehicle, as described in the table below. You need to notify our office as well as the DMV.This North Carolina title transfer guide gives you everything you need to know to transfer a vehicle title in the Tarheel State. A bill of sale or other proof of ownership transfer. Proration of RMV Taxes FAQ. Not sure how to register your vehicle in North Carolina? Don't worry, we've got all the information you need! Mecklenburg County is responsible for assessing, billing, and collecting taxes on registered motor vehicles for months that were previously untaxed.