A Certificate of Appropriateness (COA) is an approval granted by the Historic and Landmarks Preservation Board for exterior modifications to a property within a locally designated historic district.
Complete applications are due 30 days prior to the next Historic and Landmarks Preservation Board (HLPB) meeting date. Complete applications should be emailed or 1 color hard copy delivered to the Planning Office. A complete application includes COA form and fee, photos, renderings, profiles, manufacturer cut sheets, product details or material samples, existing and historic photos, etc. as applicable to the proposed project. Incomplete applications will not be reviewed.
COA Application Submission Instructions
Determine if the property is located in a locally designated historic district. If 'yes,' continue to Number 2. If 'no,' contact the Building Department at 914-734-4140.
Does the anticipated work include any alteration in appearance of any exterior feature of a building, or site in a locally designated historic district or locally designated landmark? If 'yes,' continue below to 'Application Instructions.' If 'no,' contact the Building Department at 914-734-4140.
Review the instruction set related to the proposed project (e.g. signage).