I would not suggest using the Openclipart license plate on an actual car. But if you do, please report back. I think you can use the internet in some jails. I've never been. But there's a first time for everything.
Openclipart牌照
auto、car、driving、licence、license plate、number plate、openclipart
汽車、汽車、主動、許可證、牌照、車牌、開放美工圖庫
資料來源：openclipart ( https://openclipart.org/ )