All proposals for addition to or removal from the Historic Resources Map, or for a change in classification (Class I or Class II), shall be referred to the Historical Commission, who shall hold a public meeting thereon, after written notice is sent to the owner(s) of the property affected. The Historical Commission shall consider oral testimony or documentary evidence regarding the proposal at the public meeting, describing how or why, the building, structure, or site meets or does not meet the criteria for designation of historic resources set forth in Subsection
A, above. The Historical Commission, in consultation with the Planning Commission, shall present a written report to the Board of Supervisors within 30 days following the public meeting stating its recommendation regarding the subject proposal. A resource shall be recommended for removal from Class I if it does not currently meet the definitional criteria set forth in Subsection
A, above. Buildings, structures, or sites removed from Class I may be designated as Class II unless they do not currently meet any of the criteria set forth in Subsection
A, above in which case they may be removed altogether from the Historic Resources Map.