§ 156.035 ACCESSORY BUILDINGS AND USES.
   (A)   General. Accessory buildings, structures and uses other than highway advertising signs shall be compatible with the principal building, structure or use, shall not be established prior to the establishment of the principal building, structure or use, and shall not include the keeping of poultry or livestock, whether or not for profit. No accessory building or structure shall be used for dwelling purposes.
   (B)   Location. All accessory buildings or structures shall be erected, altered or moved only in conformance with the minimum required yard regulations applicable to the zoning district in which they are located, except for permitted obstructions in minimum required yards as provided in § 156.045(B)
   (C)   Maximum height and size. Unless otherwise permitted by a planned unit development or a variation, the maximum height and size for accessory buildings of structures shall be as follows:
      (1)   Maximum height - Single Family Residential District.
         (a)   The maximum height for a building or structure that is accessory to a principal single-family residential building or structure shall be 16 feet above grade, except as provided in division (C)(1)(c) through (f) below.
         (b)   The maximum height for any building or structure accessory to a principal nonresidential building or structure shall be the maximum height for principal nonresidential buildings or structures in the applicable zoning district, except as provision in division (C)(1)(d) and (f) below.
         (c)   The maximum height for an attached garage accessory to a principal single-family dwelling shall be the maximum building height for the dwelling.
         (d)   The maximum height for storage sheds accessory to a principal single-family building or structure or to a principal nonresidential building or structure shall be ten feet above grade.
         (e)   The maximum height for light poles accessory to a principal detached
single-family residential building or structure shall be eight feet above grade; provided that the maximum height for light poles in conjunction with a swimming pool shall be four feet above grade. The maximum height for light poles accessory to a principal attached single-family building or structure shall be 16 feet above grade.
         (f)   The maximum height for generators accessory to a principal single-family residential building or structure shall be six feet above grade. The maximum height for generators accessory to a principal nonresidential building or structure shall be 16 feet above grade, and such a generator shall be screened from view by a six-foot solid fence or wall, with landscaping around the fence for an additional six-foot buffer.
      (2)   Maximum size - Single-Family Residential District.
         (a)   The maximum size for a shed accessory to a principal single-family residential building or structure or to a principal non-residential building or structure shall be 150 square feet.
         (b)   The maximum size for a detached garage accessory to a principal single-family residential building or structure shall be 800 square feet. A detached garage shall only be allowed if the structure does not contain an attached garage or a car port.
         (c)   The maximum size for a generator accessory to a principal single-family residential building or structure shall be 60 square feet.
         (d)   The maximum size for a generator accessory to a principal non-residential building or structure shall be 120 square feet, and such a generator shall be screened from view by a six-foot solid fence or wall, with landscaping around the fence for an additional six-foot buffer.
      (3)   Maximum height - Business or Multiple-Family District. The maximum height for an accessory building or structure in a Business or Multiple-Family District shall be 16 feet above grade; provided that the maximum building height for a parking structure in a business or multiple-family district shall not exceed the building height allowed for a principal building in the district where said structure is located and the maximum height for a highway advertising sign shall be as set forth in § 156.052(G) of this code.
      (4)   Maximum size - Business or Multiple-Family District.
         (a)   The maximum size for a shed shall be 150 square feet.
         (b)   The maximum size for a generator shall be 120 square feet, and such a generator shall be screened from view by a solid fence or wall a minimum of six feet in height and no less than the height of the generator, with landscaping around the fence for an additional six-foot buffer.
         (c)   The maximum size for a highway advertising sign shall be as set forth in § 156.052(G) of this code.
   (D)   Maximum size - Residential District. In a single-family residential district there shall be allowed a maximum of two accessory buildings. Such accessory buildings shall not occupy more than 950 square feet.
   (E)   Maximum height - Commercial District. No accessory building in a commercial zone shall have a building height of more than one story or 16 feet, whichever is less, unless otherwise permitted by special use permit and/or variation. A parking structure in a commercial or multi-family zone shall have a building height of not more than the building height allowed by the business district where said structure is located.
   (F)   Maximum size - Commercial District. In a commercial district, an accessory building which is not part of the principal building shall not occupy more than 30% of the required rear yard; provided, however, that no such accessory building shall exceed an area of 800 square feet. In a commercial and multi-family zone, areas of parking structures and principal buildings shall comply with floor area ratios of the business district where construction is located.
(Ord. 80-24, passed 12-23-80; Am. Ord. 92-8, passed 8-25-92; Am. Ord. 98-06, passed 6-9-98; Am. Ord. 98-45, passed 2-9-99; Am. Ord. 99-09, passed 6-22-99; Am. Ord. 01-55, passed 3-26-02; Am. Ord. 07-13, passed 10-9-07; Am. Ord. 12-54, passed 12-11-12; Am. Ord. 15-20, passed 3-10-15; Am. Ord. 19-9, passed 3-12-19) Penalty, see § 156.999