FORGERY AND RELATED OFFENSES ; 170.10, Forgery in the second degree. D FELONY ; 170.15, Forgery in the first degree.Forgery is illegal, both under 18 USC Chapter 25 and state law. Here is the form where you would report the forgery. What is the penalty for forging a signature on a vehicle title? What is the penalty for selling before it is transferred? Always fill out a title completely and DATE it when selling a vehicle. Liability legally can entangle you in a very expensive mess otherwise. Find out what documents you will need to provide proof of sale and ownership if you are buying, selling, or gifting a vehicle.