Unsafe and Unlawful Signs. If the Zoning Officer finds that any sign or part thereof is unsafe, insecure, a menace to the public, not in good condition or repair, or has been constructed or located in violation of the provisions of this Part, he shall notify the owner thereof to comply with the provisions of this Part within the time specified from the date of receipt of such notice. If the owner fails to comply with such notice within the prescribed period, the Zoning Officer is hereby authorized to remove the illegal sign, or take whatever corrective action is necessary to bring it into compliance with this Part, and to collect the costs associated with such removal or corrective action from the owner, in the manner provided by law. The Zoning Officer shall refuse to issue any new sign permit to any applicant who refuses to pay any assessed costs.