A Certificate of Title or other ownership documents must accompany this form. INSTRUCTIONS. • All areas must be completed in full.Use online Nevada bills of sale to document the transfer of ownership of a car, boat, firearm, or other personal property from a seller to a buyer. Many forms require signatures from a Notary Public or a DMV representative to be valid. Nevada doesn't require a bill of sale to be notarized. It can serve as proof of the change of ownership. A notary public is required to authenticate the buyer and seller's signatures. A notarial act is any act that a notary public of this state is authorized to perform, including taking an acknowledgment, administering an oath or affirmation. A vehicle bill of sale does not need to be notarized in Nevada. Does a vehicle title have to be notarized in Nevada?