(A) An accessory dwelling unit must only be located within a single-family detached dwelling or as a separate dwelling unit on the same lot or parcel with a principal dwelling.
(B) No more than one accessory dwelling is permitted on any lot or parcel.
(C) The accessory dwelling unit must share the same sewage disposal and water supply systems as the principal dwelling unit.
(D) The accessory dwelling unit must be limited to a maximum of 25% of the total living area of the principal dwelling, but not less than 400 square feet.
(E) The accessory dwelling must contain no more than a living area, one bedroom, one bath and a kitchen.
(F) No new access points or driveways may be created or installed on the abutting street for vehicular access to the accessory dwelling unit.
(G) If separate from the principal dwelling unit, the accessory dwelling must meet all setback requirements of the principal dwelling and must not exceed 25 feet high.
(H) A detached accessory dwelling unit must conform to all applicable building design and material requirements applicable to the principal dwelling (see § 154.147).
(I) The owner must prepare a deed restriction or other legal instrument to be reviewed and approved by the Administrator. Following approval by the Administrator, the instrument must be recorded with the Johnson County Recorder. The instrument must include a statement that the principal dwelling and the attached accessory dwelling will remain in the same ownership, unless the dwellings can be separated onto individual building lots, each of which complies with all relevant lot area, setback, access, and other requirements of the ordinance, subject to town approval.
(Ord. 2022-17, passed 7-19-2022)