Originally Posted by
pattern_is_full
I think it would simply fall under the requirements for any amateur-built EXPERIMENTAL aircraft. These are for the USA, don't know what they are for other jurisdictions.
FYI: you'll find a type certificated aircraft like a Cessna does not meet the regulatory definition of amateur built aircraft so that specific experimental category is not an option. There are a few FAA guidance docs on this. Same with removing data plates from TC'd aircraft.