(1) The record of a hearing shall be preserved for one year or until resolution of any court action on the matter, whichever is later. The department will make provisions for stenographic record of the testimony, but it shall not be necessary to transcribe the record unless requested for purposes of rehearing or court review. Any person desiring a copy of the record of the hearing or any part thereof shall be entitled to the same upon written application to the board and at his own cost.