What is a Certificate of Appropriateness (COA)?
  • A Certificate of Appropriateness (COA) is a document issued by the Historic Preservation Planners, which states that the proposed work is appropriate for the historic district and meets the regulations of the United States Secretary of the Interior’s Standards and Guidelines and the Historic Architectural Guidelines.

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1. What projects need to go to the Historic Architectural Review Commission?
2. What is a Certificate of Appropriateness (COA)?
3. When is a Certificate of Appropriateness required?
4. What's the difference between Contributing and Noncontributing?
5. What does “Historic” mean?
6. I want to install something on my property that is not publicly visible. Do I need HARC?
7. Can I replace my windows?
8. Can I replace my metal shingles with v-crimp?
9. Can you elevate structures in the Historic District?
10. Can I build an addition onto my house?
11. Can I install solar panels?
12. Does HARC have jurisdiction of interiors?
13. Is Key West a Certified Local Government? What is a Certified Local Government?
14. I need to repoint my historic masonry or brick building. What is required?
15. Where do I get a plaque or star or marker?