811—10.16 (17A) Notice of hearing. The board shall issue an order, notice of hearing, and statement of charges following its determination of probable cause pursuant to Iowa Code section 17A.12(2). Delivery of the notice of hearing constitutes the commencement of the contested case proceeding.
	 10.16(1) The date, time, and location of the hearing shall be set by the chairperson or the executive secretary. The licensee shall be notified at least 30 days prior to the scheduled hearing.
	 10.16(2) Notification shall be in writing delivered either by personal service as in civil actions or by certified mail with return receipt requested. When the licensee cannot be located:
	  a.   	 An affidavit shall be prepared outlining the measures taken to attempt service, and shall become a part of the file when a notice cannot be delivered by personal service or certified mail, return receipt requested.
	  b.   	 Notice of hearing shall be published once each week for three consecutive weeks in a newspaper of general circulation, published or circulated in the county of last-known residence of the licensee. The newspaper will be selected by the executive secretary or a designee. The first notice of hearing shall be published at least 30 days prior to the scheduled hearing.