14-6213. Alteration of rights A. Rights at death under section 14-6212 are determined by the type of account at the death of a party. The type of account may be altered by written notice given by a party to the financial institution to change the type of account or to stop or vary payment under the terms of the account. The notice shall be signed by a party and received by the financial institution during the party's lifetime. B. A right of survivorship arising from the express terms of the account, section 14-6212 or a pay on death designation may not be altered by will.
Arizona Legal Code