Ariz. Rev. Stat. § 13-2702 – Perjury; classification

A. A person commits perjury by making either:
1. 1. A false sworn statement in regard to a material issue, believing it to be false.
2. 2. A false unsworn declaration, certificate, verification or statement in regard to a material issue that the person subscribes as true under penalty of perjury, believing it to be false.
B. Perjury is a class 4 felony.