
Before swinging a hammer, it’s crucial to know the building requirements in your part of the Hamptons. Each town and village has specific rules for dormer construction. Here’s what to expect:
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Zoning & Setbacks – In towns like East Hampton and Southampton, dormers must adhere to height and setback restrictions. These vary by zoning district.
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Permit Applications – You’ll need to file with the local Building Department. Required documents often include architectural plans, a site survey, and proof of insurance.
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Historic Review – If you live in a historic district (like parts of Sag Harbor or West Water Street), your project may need approval from an architectural review board.
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Inspections – During and after construction, your dormer addition will undergo inspections for structural, electrical, and code compliance.
Working with Cascella and Sons means you won’t have to navigate these steps alone—we manage the permitting process from start to finish, ensuring your dormer meets every requirement and stays on schedule.