A Recreational Vehicle (RV) Bill of Sale is required anytime an RV is sold or transferred between a seller and a buyer. You need to notify our office as well as the DMV.An RV Bill of Sale is a legal document that serves as proof of the sale and transfer of ownership of a recreational vehicle (RV) from a seller to a buyer. The documentation and forms required for titling a vehicle are based on the situation involving the vehicle, as described in the table below. This is typically one of the first items you'll put on the bill of sale. It provides required information about the seller, the buyer, the vehicle, and the change of ownership. North Carolina's vehicle Tag and Tax Together program was designed to make it easier to pay your annual registration renewal and vehicle property taxes.