A. The board shall not refuse to issue, renew, suspend, or revoke any certificate of registration for any cause unless the person accused has been given at least twenty days notice in writing of the charges submitted against him in writing and has been accorded a public hearing by the board.
B. At this hearing, the board may administer oaths and procure by subpoena the attendance of witnesses and the production of relevant books and papers. Upon application by either the accused or the board, any district court by order duly entered may require the attendance of witnesses and the production of relevant books and papers before the board in any hearing relating to the refusal, suspension, or revocation of certificates of registration.