The design standards identified in this chapter apply to all properties in the zoning districts listed in Section 21A.37.060 of this chapter pursuant to the following:
A. Change in Use: A change in use shall be exempt from this chapter, provided that it does not result in alterations of existing design elements regulated by the standards of this chapter.
B. Additions: When an addition to an existing structure is made, only the addition is subject to this chapter, provided that no existing design element regulated by these standards is altered in other portions of the existing structure.
C. Repair, Maintenance or Alterations: Structures may be repaired, maintained or altered, except that no such work shall create a noncompliance or increase the degree of an existing noncompliance. If a design element of an existing structure complies with this chapter, the design element shall not be altered such that the structure becomes noncompliant.
D. Certificate of Appropriateness: All new construction, additions, exterior building work, structure work, and site work on property in an H Historic Preservation Overlay District or a landmark site remains subject to a certificate of appropriateness as required in Subsection 21A.34.020.E of this title. (Ord. 24B-23, 2023: Ord. 24-23, 2023: Ord. 46-18, 2018)