1135.19 HOME OCCUPATION.
   A home occupation shall be subject to the following specific requirements:
   (a)   The home occupation shall be operated solely within the dwelling unit or an accessory building to the dwelling unit. One person not a resident of the premises may be employed to assist in the home occupation. However, nothing in these provisions shall prevent persons who do not reside on the premises from assisting in those aspects of a home occupation that are off- premises.
   (b)   Those home occupations that occupy more than 10 percent of the floor area of a dwelling unit shall be subject to the provisions of the Ohio Basic Building Code. Floor area shall be construed as that area of a dwelling unit bounded by the exterior walls or fire walls of the dwelling unit (refer to the Ohio Basic Building Code, as regulated in Chapter 1303 of Part 13--Building Code of the Codified Ordinances of Springfield).
   (c)   There shall be no external alteration of the residential appearance of a dwelling. However, an entrance which provides direct access to the home occupation may be constructed in a wall of the dwelling that does not face a street.
   (d)   There shall be no direct selling or leasing of stocks of merchandise, supplies or products on premises. A person may pick up an order made by prior arrangements.
   (e)   There shall be no disturbance such as noise, vibration, electrical interference, smoke, dust, odor, heat or glare beyond the lot lines or beyond the confines of the dwelling unit if the unit is part of a two-family or multi-family dwelling.
   (f)   There shall be no exterior display; exterior storage of merchandise, inventory, equipment, or materials; window display, including a sign visible from outside the dwelling; sign (except as otherwise provided in Subsection 1155.06(b)(2)(A); house calls after 10:00 p.m. or before 7:00 a.m.; nor other indication from the exterior that a dwelling or accessory building is being used in part for any use other than that of a dwelling or accessory building for purely residential purposes.
   (g)   There shall be no toxic; explosive; flammable; combustible; corrosive; etiologic; or radioactive materials, used or stored on the premises, except that which is generally used for domestic purposes.
   (h)   At the dwelling of the home occupation, the use; parking or storage of such equipment and vehicles as tractors; semi-truck tractors or trailers; heavy equipment such as construction equipment; and commercially licensed vehicles with six (6) wheels or more shall be prohibited. Commercially licensed vehicles with fewer than six (6) wheels shall be parked in adequate sized off-street parking spaces which meet the requirements of this code. However, not more than one-third (1/3) of the (required) front yard shall be used for parking or be surfaced with impervious material.
   (i)   The required number of off-street parking spaces for the dwelling unit to which the home occupation is accessory, shall be provided. The home occupation shall not reduce nor render unusable, areas provided for required off-street parking.
   (j)   No more than two (2) persons may avail themselves of the services provided by a home occupation at any one time. However, classes for generalized or specialized private instruction for more than two (2) but not more than 10 individuals may be permitted if authorized as a conditional use by the Board of zoning appeals in accordance with the procedures of section 1172.05.
   (k)   The following uses and activities shall be prohibited:
      (1)   Ambulance service.
      (2)   Animal service, including a veterinarian establishment; animal grooming business; kennel; or establishment for the boarding of animals.
      (3)   Appliance repair shop for large appliances such as but not limited to clothes washers and dryers; cooking ranges; refrigerators and freezers; and dishwashers.
      (4)   Barber shop.
      (5)   Beauty parlor, including a manicurist and cosmetologist.
      (6)   Limousine service involving more than two (2) limousines.
      (7)   Machine shop.
      (8)   Office of a person in a healing profession
      (9)   Painting of vehicles, trailers, or boats.
      (10)   Tattoo parlor.
      (11)   Vehicle and motorized equipment repair, including parts sales or detailing; vehicle washing; and large and small engine repair.
      (12)   Welding shop.
   (l)   A Certificate of Zoning Approval shall be obtained from the Director of Community Development or his authorized representative prior to establishing a home occupation. Home occupations shall, on occasion, be subject to inspection to determine compliance with these provisions.