§ 153.051  ACCESSORY BUILDINGS.
   (A)   General.
      (1)   Accessory building/structures in all districts except AG-1 shall be subject to the regulations in this section, except as otherwise specified in this chapter.
      (2)   Accessory building/structures shall be customarily incidental and subordinate to the existing principal building/structure or use permitted and existing on the site.
      (3)   Accessory building/structures include, but are not limited to, garages, carports, pole barns, and storage sheds, which shall be constructed for permanent use and of materials which the Zoning Inspector determines are normally recognized building materials for the type of accessory building/structure being constructed.
      (4)   Mobile homes, portable structures, structures constructed of fabric or vinyl, vehicles, and trailers shall not be considered accessory building/structures and are not permitted to be used as garages or accessory building/structures.
      (5)   Any accessory building/structure shall require a zoning compliance permit, except one accessory building/structure under 150 square feet shall be allowed without a zoning compliance permit.
      (6)   Detached building/structure less than 150 square feet of total floor area shall be at least four feet from any principal building/structure and at least four feet from any property line.
      (7)   An accessory building shall not be erected in any front yard, except accessory buildings are permitted in the front yard on waterfront lots in the RL-1 district.
      (8)   A separate deck or patio of 200 square feet or less shall be permitted along the waterside property line, with a maximum length along the waterside property line of 20 feet and a maximum height of 24 inches above mean grade. Lots with boundary lines located in the water, a deck or patio may be constructed within four feet of ordinary high-water mark of the lake or stream.
   (B)   Area, height, and number limitations.
      (1)   No detached accessory building/structure shall be located closer than ten feet to any other building/structure.
      (2)   Yard requirements for residential districts:
         (a)   In no instance shall such building/structure be near the side yard or rear lot line than as referred in § 153.049.
         (b)   Detached garages in residential districts may be located in the side yard, providing setback requirements for the main building/structure are maintained.
         (c)   In the case of lakefront property, an accessory building/structure is permitted in the front yard, provided the same front and side yard setbacks required for a principal building/structure in the property are complied with.
      (3)   All accessory buildings/structures in commercial and industrial districts shall be subject to the same standards and requirements for principal buildings/structures.
      (4)   An accessory building/structure shall not occupy more than 25% of a required rear yard, not more than 40% for any non-required rear yard (see § 153.049). In no instance shall the ground floor area of any accessory building/structure exceed 150% of the main building/structure in any regulated district.
      (5)   No accessory building/structure shall be constructed prior to the commencement of its principal building/structure.
(Ord. 5, passed 1-18-1973; Ord. 20, passed 2-20-1992)