Judgment by confession shall not be entered upon a note, bond or other instrument in writing for the payment of money under the authority of a power of attorney to confess judgment thereon, unless such authority is executed and acknowledged on a day subsequent to the date on which the indebtedness to be confessed became due and payable.
A.R.S. § 44-143
Formal requirements for and limitations upon confession of judgment under power of attorney
Official source: Arizona State Legislature. Reproduced from public-domain Arizona statutes; confirm against the official source for the current text. Not legal advice.