Upon approval of an application for registration as a craftsman, contractor or worker, the applicant shall file with the Building Commissioner the required bond, properly executed and approved, and shall pay a fee as set forth in Chapter 214 of the Administration Code for registration as a contractor in each of the capacities hereinbefore set forth in which he or she desires to operate within the City, and shall receive from the Building Commissioner a certificate of registration as a contractor in such capacity as his or her application may warrant, within the corporate limits of the City, for the current calendar year.