14-6227. Financial institutions; right to setoff against account Without qualifying any other statutory right to setoff or lien and subject to any contractual provision, if a party is indebted to a financial institution the financial institution has a right to a setoff against the account. The amount of the account subject to a setoff is the proportion to which the party is, or immediately before death was, beneficially entitled under section 14-6211 or, in the absence of proof of that proportion, an equal share with all parties.
Arizona Legal Code