It is unlawful for any person by himself, herself, family, servants or agents, to use the electric current from the city electric power system without first obtaining permission and paying therefor the appropriate deposit and rates fixed; and it is unlawful for any person, after the electric current has been turned off from such person's premises, or from any part thereof because of nonpayment of charges, or violation of the rules and regulations pertaining to such system, to turn the electric current upon the premises or portion thereof, from which it has been cut off, or to use or allow the same to be used without authority. (Prior code § 8-5-2)