Section 650-2-5-4 - Conflict of Interest; Multiple Certifications ProhibitedA. No otherwise certificated individual shall be certificated as a referee. Upon filing an application with the Authority for referee's certificate, an otherwise certificated individual must surrender for cancellation any other certificate held.B. No individual who has been certificated/licensed or acted as a promoter in any jurisdiction during the previous 365 days will be issued a certificate as a referee.99- 650 C.M.R. ch. 2, § 5-4