13-901.03. Violent crimes; allegation; definition
A. The allegation that the defendant committed a violent crime shall be charged in the indictment or information and admitted or found by the court. The court shall allow the allegation that the defendant committed a violent crime at any time before the date the case is actually tried unless the allegation is filed fewer than twenty days before the case is actually tried and the court finds on the record that the defendant was in fact prejudiced by the untimely filing and states the reasons for these findings.
B. For the purpose of this section, "violent crime" includes any criminal act that results in death or physical injury or any criminal use of a deadly weapon or dangerous instrument.