(1) Before suspending or revoking any license or certification, the commission shall notify the appraiser in writing of any charges within a reasonable period of time prior to the date set for the hearing and shall afford the appraiser an opportunity to be heard in person or by counsel.
(2) The written notice may be served either personally or sent by registered or certified mail to the last known business address of the appraiser.
(3) The commission shall have the power to subpoena and issue subpoenas duces tecum and to bring before it any person in this state and to take testimony by deposition, in the same manner as prescribed by law in judicial proceedings in the courts of this state.
(4) The commission shall not consider a complaint for disciplinary action against a real estate appraiser if the complaint relates to an appraisal that was completed more than three (3) years before the complaint was submitted to the commission.