No permit for the installation or alterations of any electric wiring, devices, appliances or equipment shall be issued to any person unless such person is the holder of a license entitling such person to secure permits for and to execute the work described in the application for the permit, except that upon the application and the payment of the fees therefor, permits shall be issued to unlicensed persons for work which the ordinances of the City specifically permit them to execute without a license. (Ord. 739. Passed 6-21-37.)