Michigan YOM/Vintage plate policy: $35 and they stay on for as long as you own the vehicle. No need to carry any additional plate or stickers.
I had a perfect 1931 Michigan plate on my '31 A. Just had to touch up the screw locations a little bit but other than that it was unrestored.
Nice clean '63 plate ('62 plate with '63 corner tab) on the Grand Prix:
You are not allowed to run a Manufacturer's plate as a YOM....unless you happened to sneak it through before the rule change:
No dealer plates, either. I was too late on this one:
I got that one from our original salesman, still in the paper. It's for special occasions only.
So these are what found their way onto the car. I'm not even sure where I got these; I think they were just laying around in the garage, but now there's kinda some history there and I'm stuck with them: