Currency Notes as Court Evidence — Producing Notes as Exhibits, Court Damage or Loss, Demonetised Notes Held Past Deadline

1 If a numismatic dispute goes to court and the note itself must be produced as evidence, what is the legal process for submitting it? 2 Can a court damage, lose, or fail to return a currency note produced as evidence — and what recourse does the owner have? 3 Can a court direct the exchange of a demonetised note that was produced as evidence and held past the exchange deadline?