NC H409

Requires local governments to allow at least one accessory dwelling unit (ADU) on single-family residential lots that conform to North Carolina Residential Code and fire prevention codes.

Prohibits local governments from requiring owner-occupancy, conditional zoning placement, minimum parking requirements, or charging fees exceeding those for similar single-family dwellings.

Allows local governments to impose a maximum 10-foot setback for ADUs or the standard setback for the zoning classification, whichever is less.

Exempts private covenants, properties in historic preservation districts, and National Historic Landmarks from ADU requirements.

Effective October 1, 2023, for permit applications submitted on or after that date; local governments must adopt implementing regulations and amend comprehensive plans by that date.