Land Use & Zoning

A Connecticut property is in an 'R-2 Low Density Residential' zone that allows single-family homes on minimum 1/2-acre lots. A homeowner wants to add an 'accessory dwelling unit' (ADU or in-law apartment). Under Connecticut law:

AADUs are prohibited in all residential zones
BConnecticut has enacted legislation encouraging towns to allow ADUs in residential zones, and many towns now permit ADUs by right or by special permit in single-family zones✓ Correct
CADUs require a change to the town's comprehensive plan
DADUs are only allowed in commercial zones

Explanation

Connecticut has enacted legislation (CGS § 8-2 and related statutes) encouraging municipalities to allow accessory dwelling units (ADUs) in residential zones to increase housing supply. Many Connecticut towns have updated zoning regulations to allow ADUs by right or by special permit in single-family zones.

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