Sec. 4C.11.1.C.4.
... e changes to any of the following: i. the facade of a building; ii. Wall mounted signs beyond the maintenance & repair required pursuant to Sec. 4C.11.1.C.4. (Maintenance); iii. the amount of exterior foundation wall that is exposed above finished grade; iv. An architectural element or architectural feature attached to the facade; v. exterior wall finish materials on an applicable facade area in a Character Frontage District (Div. 3B.9.); or vi. in an Historic Preservation Overlay Zone, facade modification includes ...