The department shall make a decision in writing to (1) approve the application and issue a certificate of need, (2) disapprove the application and deny a certificate of need, or (3) if the application is for more long-term care beds than allowed under section 71-5829.04, approve the application but issue a certificate of need only for the reduced number of beds that section 71-5829.04 allows. The department shall make its decision within sixty days after the date the application was received.