The requirements of this article that relate to beneficial ownership as between parties or as between parties and beneficiaries apply only to controversies between those persons and their creditors and other successors and do not apply to the right of those persons to payment as determined by the terms of the account.
A.R.S. § 14-6206
Beneficial ownership; application and limitation of article
Official source: Arizona State Legislature. Reproduced from public-domain Arizona statutes; confirm against the official source for the current text. Not legal advice.