Cooperation among rating organizations and among rating organizations and insurers in rate making and in other matters within the scope of this article is authorized, if the filings resulting from such cooperation are subject to the provisions of this article. The director may review such cooperative activities and practices and if, after a hearing, he finds that any such activity or practice is unfair or unreasonable or otherwise inconsistent with the provisions of this article, he may issue a written order specifying in what respects such activity or practice is unfair or unreasonable or otherwise inconsistent, and requiring the discontinuance of such activity or practice.
A.R.S. § 20-365