Any person who intentionally damages or removes an official sign or other traffic control device erected by the proper authority having jurisdiction over such highway authorized by 625 Illinois Compiled Statutes chapter 11, article III, as now or hereafter amended, or any other sign authorized and approved by this code shall be guilty of a violation of this chapter, and subject to penalty as provided in section 1-4-1 of this code in addition to any other penalties which may be imposed. This section does not apply to persons properly authorized to repair or remove such signs or other traffic control device. (Ord. 615, 3-6-1995; amd. 1998 Code)