If the secretary recommends denial of an application for a permit, or revokes, suspends, or modifies a permit, the secretary shall give written notice of the action to the applicant or holder, who may request a hearing before the secretary. The hearing shall be held within thirty days after receipt of written request. The secretary may affirm, modify, or reverse the secretary's initial decision based upon the evidence presented at the hearing.
SDCL 34A-2-50