Ariz. Rev. Stat. § 29-3401
C. After formation of a limited liability company, a person becomes a member by any of the following:
D. A person may become a member without either:
I. If a transferable interest is held by two or more persons in joint tenancy with right of survivorship or by a married couple as community property with right of survivorship, after the death of a co-owner of the transferable interest all of the following apply: