Ariz. Rev. Stat. § 8-520
Any agency, society, association, institution or person, whether incorporated or unincorporated, and any individual acting for or in its name, which engages in caring for children or children and adults or of placing children for care pursuant to this article, without having first procured a license as a child welfare agency as provided in this article, or which knowingly fails or refuses to report as required by the provisions of this article, or which knowingly obstructs or hinders the division, the department of economic security or the agents of either agency in the inspection or investigation of the agency, societies, associations, institutions or persons under the respective agency's control or charge, or any person knowingly violating any of the other provisions of this article is guilty of a class 2 misdemeanor unless another classification is specifically prescribed in this article.
A.R.S. § 8-520