Ariz. Rev. Stat. § 40-360.03
Every utility that plans to construct a plant or transmission line, or both, in this state shall first file with the commission an application for a certificate of environmental compatibility. The application shall be in a form prescribed by the commission and shall be accompanied by information with respect to the proposed type of facilities and description of the site, including the areas of jurisdiction affected and the estimated cost of the proposed facilities and site. The application shall also be accompanied by a receipt evidencing that evidences payment of the appropriate fee required by section 40-360.09. The commission shall promptly refer the application and accompanying information to the chairman of the committee for the committee's review and decision. The application and accompanying information may be submitted to the commission in an electronic format. The commission may adopt rules to accept electronic filings under this section and to ensure that proper notice is provided electronically to interested parties.
A.R.S. § 40-360.03