(a) The defendant may admit responsibility by appearing in person, or by submitting a form or a statement signed by the defendant admitting the allegations of the complaint. The defendant must, at the same time, tender the civil sanction or penalty listed in the court's deposit schedule for the violation(s).

(b) The defendant may deny responsibility by appearing in person or by notifying the court in writing. For civil traffic violations, the defendant may, at the same time, tender the civil sanction or penalty listed in the court's deposit schedule. Upon receipt of said notice, the court must set the matter for hearing and notify the defendant, citing officer, and any counsel of the date, time, and place for the hearing.

(c) A defendant's failure to admit or deny responsibility under Rules 10(a) or 10(b), or to personally appear at the date and time specified in the Arizona Traffic Ticket and Complaint, or at the date and time specified in a summons, or to appear at any subsequently scheduled court proceeding, or a defendant's failure to file a written statement prior to a documentary hearing under Rule 10.2, will result in a default pursuant to Rules 21 and 22.