Any person required to pay a license tax for transacting and carrying on any business under this Chapter shall be relieved from the payment of any license tax for the privilege of doing such business which has been required under any other regulation of the City, but shall remain subject to the regulatory provisions of such other regulations. This Section shall not apply to inspection or permit fees, nor shall it apply to franchise tax payments under present or future franchises granted to public utilities. (1975 Code §5-1.03)