(a) In addition to all other penalties and remedies provided by law, a public utility and every person, and their lessees or receivers appointed by a court in any way subject to the provisions of this chapter, together with their officers, managers, agents, or employees that either violate or procure, aid, or abet the violation of any provision of this chapter, or of any order, regulation, or written requirement of the commission are subject to a maximum penalty of $100 for each violation. Each act of omission as well as each act of commission shall be considered a violation subject to the penalty.
(b) A penalty may not be assessed unless the commission first issues an order to show cause why the penalty should not be levied. The order shall describe each violation with reasonable particularity and designate the maximum penalty that may be assessed for each violation. The order shall be served on the alleged violator named in the order. The order must state a time and place for the hearing.
(c) After a hearing, the commission shall enter its findings of fact and final order. The order must state when the penalties, if any, are payable.