The commission shall present to a wage board promptly upon its organization all the evidence and information in its possession relating to wages of minors working in occupations over which the wage board has authority to investigate as provided by this article, and all other information which the commission deems relevant to the establishment of a minimum fair wage for such minors, and shall present to the wage board witnesses whom the commission deems material. A wage board may summon other witnesses or request the commission to furnish additional information to aid in its deliberation.
A.R.S. § 23-320