If a hearing is held, the applicant and those filing objections shall reimburse, pro rata, the administrator for his reasonable and necessary expenses incurred as a result of the hearing. A request for a hearing may not be made more than fifteen (15) days after the administrator has mailed a writing to the applicant notifying him that the application has been denied and stating in substance the administrator's finding supporting denial of the application or that objections have been filed and the substance thereof.
Idaho Code § 28-46-302