14.20.200 Accessory Structures.
(a) Yard Requirements for Accessory Structures. Where yards are required, accessory structures shall be subject to the same requirements as principal structures except as follows:
(1) Covered but unenclosed passenger landings, or storage sheds of not more than one hundred twenty (120) square feet and not more than one (1) story in height may extend into either side yard or rear yard, but such structure shall not be closer than five feet (5') to an adjoining lot;
(2) Covered but unenclosed passenger landings, or storage sheds of not more than two hundred (200) square feet, with no side or end longer than sixteen feet (16'), and not more than one (1) story in height may extend into the rear yard, but such structure shall not be closer than five feet (5') to the rear lot line;
(3) Unenclosed outside stairways, fire escapes, porches, or landing places as well as cornices, canopies, eaves, and other similar architectural features not providing additional floor space may extend into a required side or rear yard except within five feet (5') of any lot line;
(4) A detached accessory building may be permitted to occupy a rear yard; provided that, not more than one-third (1/3) of the total area of such rear yard shall be so occupied. Except as provided in KMC 14.20.200(a)(1) and KMC 14.20.200(a)(2), setbacks, per development tables, must be maintained if structure requires a building permit;
(5) For purposes of this section one (1) story in height is a maximum of twelve feet (12') high as measured from the ground to the highest point of the subject structure roof.
(b) Unoccupied accessory structures may be allowed as a conditional use on a residential parcel that does not have a main building or use of the land only when the parcel on which the unoccupied accessory structure proposed is adjacent to and shares a common lot line with a parcel owned by the same owner and a main building or use is constructed or used on the adjacent parcel. The conditional use for an unoccupied accessory structure on an adjacent parcel shall expire upon transfer of either parcel to a third party and all accessory buildings on adjacent parcels without a main building or main use must be removed.
(c) Unoccupied accessory structures allowed as a conditional use on residential parcels adjacent to a parcel owned by the same owner with a main structure or use of the land shall be limited to structures without a permanent foundation and less than four hundred (400) square feet.
(Ords. 925, 1862-2000, 1974-2002, 2340-2008, 2688-2013, 2702-2013)