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Long Island’s local rules for building — setbacks, height limits, lot coverage, septic/sewer requirements, special-use reviews, and permit procedures — vary town-by-town. If you’re planning work anywhere on Long Island, you must check the specific town code and speak with the local building or planning department before breaking ground. Below is a concise, town-by-town rundown of the 13 towns that make up Long Island (Nassau County: Hempstead, North Hempstead, Oyster Bay; Suffolk County: Babylon, Brookhaven, East Hampton, Huntington, Islip, Riverhead, Shelter Island, Smithtown, Southampton, Southold) with the most important construction constraints and where to verify rules. Each town paragraph cites the town code or official planning/building pages you’ll want to read.
Continue reading “Construction Rules and Limits across Long Island’s 13 Townships”


