They may provide for the lighting of streets and the erection of necessary appliances and lamp posts; may regulate the sale and use of gas, natural gas and electric or other lights and electric power within the city, and regulate the inspection of meters therefor; may prohibit or regulate the erection of telegraph, telephone or electric wire poles in the public grounds, streets or alleys, and the placing of wires thereon; and may require the removal from the public grounds, streets or alleys of any or all such poles, and the placing underground of any or all telegraph, telephone or electric wires.
Utah Code § 10-8-21