The council may appoint one or more hearing officers to preside over civil traffic violation cases when the appointment of such hearing officers are necessary to assure prompt disposition of civil traffic violation cases when the city magistrate is unable to hear the case. Hearing officers may hear and dispose of civil traffic violation cases under supervision of the presiding officer of the Sedona magistrate court which are appealable to the superior court pursuant to A.R.S. Title 22, Chapter 2, Article 4. [Code 2006 § 5-2-2].