Arizona Revised Statutes Title 40. Public Utilities and Carriers § 40-421. Enforcement of laws relating to public service corporations

A. The commission shall require that the laws affecting public service corporations, the enforcement of which is not specifically vested in some other officer or tribunal, are enforced and obeyed, and that violations thereof are promptly prosecuted and penalties due the state therefor recovered and collected, and for such purposes may bring actions in the name of the state.

B. Upon request of the commission, the attorney general, or the county attorney of the proper county, shall aid in any investigation, hearing or trial conducted under the provisions of this chapter and shall institute and prosecute actions or proceedings for enforcement of the provisions of the constitution and statutes of this state affecting public service corporations and for punishment of all violations thereof.