A. - Initiation of change in ordinance.

The city council may, from time to time, amend the boundaries of the districts or the regulations herein established, in accordance with the procedures set forth in this article. Any such amendment may be initiated by the city council, by the planning commission, or by petition of any property owner. Petitions for amendment shall be on forms supplied by the zoning administrator's office. Any communication purporting to be an application for a change shall be regarded as mere notice to seek relief until it is made in the form required. Upon receipt of any communication, the interested party shall be supplied by the zoning administrator with the proper form for presenting his application.