No changes of any nature shall be made on the official zoning map except in conformity with the procedures set forth in this chapter. Any unauthorized change by any person or persons shall be considered a violation of this title and punishable as provided under Chapter 17.210 KIBC. [Ord. 81-55-O §1, 1981; prior code Ch. 5 subch. 2 §2C. Formerly §17.09.030].