A.R.S. § 44-1709: Waiver of rights by buyer; prohibition; burden of proof on exemption or exception from article

A. A waiver by a buyer of the provisions of this article is deemed contrary to public policy and is void and unenforceable. An attempt by a credit services organization to have a buyer waive rights given by this article consitutes a violation of this article.

B. In any proceeding involving this article the burden of proving an exemption or an exception is on the person claiming it.