Before approving any permit or application required under § 1301.05 of this chapter, the Commission shall make findings based on the program for preservation of the heritage preservation site in regard to the following:
(A) In the case of a proposed alteration or addition to existing buildings. The Commission shall make written findings on how the structure may be architecturally or historically affected considering the existing exterior appearance, building height, building width, depth or other dimensions, roof style, type of building materials, ornamentation, paving and setback;
(B) In the case of the proposed demolition of a building prior to approval of the demolition, the Commission shall make written findings on the following: architectural and historic merit of the building; the effect on surrounding buildings; the effect of any new proposed construction on the remainder of the building (in case of partial demolition) and on surrounding buildings; the economic value or usefulness of the building as it now exists or, if altered or modified, in comparison with the value or usefulness of any proposed structures designated to replace the present building or buildings; and
(C) In the case of a proposed new building, the Commission shall make written findings on how the building will in itself, or by reason of its location on the property, materially affect the architectural or historic value of buildings on adjacent sites or in the immediate vicinity within the heritage preservation site.