When the director has reasonable cause to believe that any person has violated or is in violation of any provision of this article, any rule adopted pursuant to this article or any requirement of a permit issued pursuant to this article, he may request in writing that such person produce all existing books, records and other documents evidencing tests, inspections or studies which may reasonably relate to compliance or noncompliance with rules adopted pursuant to this article.
A.R.S. § 49-460