No demolition of any property shall be undertaken prior to obtaining a certificate of appropriateness. In cases where an applicant applies for a certificate of appropriateness to demolish a structure within the Historic District, the Review Board shall grant the demolition and issue a certificate of appropriateness when at least one of the following conditions prevails:
(a) The structure contains no features of architectural and historic significance to the character of the Historic District.
(b) There exists no reasonable economic use for the structure as it exists or as it might be restored, and there exists no feasible and prudent alternative to demolition.
(c) Deterioration has progressed to the point where it is not economically feasible to restore the structure.
(Ord. 192-97. Passed 9-4-97.)