If the Board disapproves an application for approval of duties and supervision, it shall give notice to the applicant and set forth the specific reasons for the denial. The applicant shall have the right to appear before the Board and be heard. If the applicant desires to be heard, he shall make a written request for a hearing within 10 days of the receipt of the notice of disapproval of his application. The hearing shall be held within 60 days after the written request has been filed. At the hearing the applicant may be represented by counsel and may present witnesses and other evidence on his behalf. The Board shall affirm, reverse, or modify its previous disapproval and give the applicant written notice of the action which it has taken within 30 days after the hearing, unless the applicant agrees to a longer period.