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Town Regulations

This matrix provides high level information and does not reflect the many nuances, special circumstances, and other exceptions which may be contained within a town's zoning by-laws. For the most complete information, please reference the individual town zoning bylaws or call the Lower Cape Housing & ADU Resource Center for assistance.

pd – principal dwelling

+ Special permit required if ADU is a detached structure

× Special permit required for detached structure with bedrooms

° Special permit is required if located in National Seashore Park

*Real property containing an ADU for which a valid permit or Certificate of Occupancy does not exist may apply for a permit or C.O. Amnesty. Provision expires in 2024.