A. After the adoption of the initial inventory, all new additions, deletions, or changes to the inventory shall comply with subsection C of this section.

B. Any Historic Landmark Committee review of a Certificate of Approval application for a historic resource or landmark shall comply with subsection C of this section.

C. Prior to the meeting, owners of property located within 300 feet of the historic resource under consideration shall be notified of the time and place of the Historic Landmarks Committee meeting and the purpose of the meeting. If reasonable effort has been made to notify an owner, failure of the owner to receive notice shall not impair the validity of the proceedings.