Land Use & Zoning
Under NH's anti-NIMBY legislation (RSA 674:71-73), municipalities must allow accessory dwelling units (ADUs) by right in single-family residential zones. This means:
ATowns may prohibit ADUs with sufficient planning board justification
BProperty owners can add an ADU without seeking a special exception, variance, or conditional use permit✓ Correct
CADUs are only allowed in multi-family zones
DADUs require town meeting approval for each individual project
Explanation
NH RSA 674:71-73 requires municipalities to allow ADUs by right in any zone permitting single-family dwellings. Property owners need not seek special permission—ADUs must be permitted as a matter of right, subject to reasonable size and design standards.
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