reproduction fender tags legal?

quit showing me that purple duster. looks like my first car. i want another one. i m thinking it isn t illegal also. i ve been combing the internet for the past week and have found most evidence leaning towards it being legal. til today. i found some info on 1970 hamtramk registry site today for a few states and the info states ,something to the effect, that removing, altering, defacing, a vehicle identification number or derivative of...illegal. that s ohio. wouldn t a fender tag be a derivative of??