Town of Johnston
Town of Johnston Zoning Ordinance
§ 340-24.1

Accessory dwelling unit

[Added 5-13-2019 by Ord. No. 2019-8]

As defined by RIGL § 45-24-31(2), an accessory dwelling unit is permitted in residential zones in accordance with the following:

  • A. The principal use of the property is a single-family dwelling unit.
  • B. The property is owner-occupied.
  • C. The unit includes separate cooking and sanitary facilities, with its own legal means of ingress and egress, and is a complete, separate dwelling unit.
  • D. The unit is within the principal dwelling unit structure; attached to the principal dwelling unit structure and designed so that the appearance of the principal structure remains that of a one-family residence; or, within an accessory structure which was in existence prior to March 1, 2019, such as a garage or barn.
  • E. Prior to receiving a building permit for the accessory dwelling unit, the owner must record on the land evidence records of the Town a lien stating that if the property ceases to be owner-occupied, the accessory dwelling unit will be removed.