In UK, US and AUS, that I know of, you can effectively "restore" something around the maker's plate and have it certified as the original aircraft.
Also in Canada. Many Beavers are apparently "name plate" restorations
... the open cockpit vintage biplane was containerised and shipped to Hungary where a remarkably efficient and speedy rebuild was completed.In less than six weeks the Spirit of Artifice is back in the air (8/7/16) and turns up at Farnborough on the 12/7/2016.
It can't have been a very difficult rebuild. Ewald has "suitable spares"
