Last update: 21 April 2023
Master referees are volunteers who commit their time and knowledge to coordinate the improvements to the catalogue, with a larger scope than referees.
Master referees are appointed independently for coins, banknotes, and exonumia.
They have the same role as referees for issuers which don't have a referee.
Master referees can also assist referees in various manners:
» See the list of master referees.