Ariz. Rev. Stat. § 20-3601
A. For the purposes of section 20-3603, subsection B, paragraph 3, "qualified United States financial institution" means an institution that both:
1. Is:
B. For the purposes of the provisions of this article that specify the institutions that are eligible to act as a fiduciary of a trust, "qualified United States financial institution" means an institution that is both: