(1) GENERAL. The provisions of this code apply to all of the following: (a) All one- and 2-family dwellings built on or after the effective dates under s. SPS 320.03. Note: This includes site-built dwellings, manufactured buildings used as dwellings, modular homes and dwellings that may be designated as cabins, seasonal homes, temporary residences, etc., (except for manufactured or HUD homes, which are covered separately under this section).
(b) Adult family homes providing care, treatment and services for 3 or 4 unrelated adults built on or after the effective dates under s. SPS 320.03.(c) Community-based residential facilities providing care, treatment and services for 5 to 8 unrelated adults built on or after the effective dates under s. SPS 320.03. (ce) A one- or 2-family dwelling built on or after the effective dates under s. SPS 320.03 that is used as a foster home or group home, or as a residential care center for children and youth that has a capacity for 8 or fewer children, all as defined in s. 48.02, Stats. Where such a home or center is operated in each dwelling unit of a 2-family dwelling, the capacity limit for each unit is independent of the other unit only if the two operations are independent of each other. Note: Note: The definitions in s. 48.02, Stats., limit foster homes to no more than 4 children unless the children are siblings, and limit group homes to no more than 8 children. Where permitted by the Department of Children and Families, a group home or a residential care center for children and youth that has a capacity for 8 or fewer children may be located in a one- or 2-family dwelling as a community living arrangement, as defined in s. 46.03(22), Stats.
(cm) A one- or 2-family dwelling built on or after the effective dates under s. SPS 320.03, in which a public or private day care center for 8 or fewer children is located. Where such a day care center is operated in each dwelling unit of a 2-family dwelling, the capacity limit for each unit is independent of the other unit only if the two operations are independent of each other. Note: Chapter DCF 250, as administered by the Department of Children and Families, defines a "family child care center" as being "a facility where a person provides care and supervision for less than 24 hours a day for at least 4 and not more than 8 children who are not related to the provider." Chapter DCF 250 applies various licensing and other requirements to these centers, including for fire protection and other aspects of the physical plant.
(cs)1. Any portion of or space within a one- or 2-family dwelling built on or after the effective dates under s. SPS 320.03, in which a home occupation is located.2. In this paragraph, "home occupation" means any business, profession, trade, or employment conducted in a person's dwelling unit, that may involve the person's immediate family or household and a maximum of one other unrelated person, but does not involve any of the following: a. Explosives, fireworks, or repair of motor vehicles.b. More than 25% of the habitable floor area of the dwelling unit. Note: See chs. SPS 361 to 366 for buildings that are beyond the scope of this code.
(d) The onsite installation of a mobile home or manufactured home on piers, regardless of the date of production of the home. Note: The design and construction of a manufactured home is regulated by the U.S. Department of Housing and Urban Development and is not subject to UDC requirements. Prior to regulation by HUD in 1976, manufactured homes were known as mobile homes and their design and construction were not uniformly regulated. See s. SPS 320.07(52m) for the statutory definition.
(e) The onsite installation of a manufactured home, regardless of the type of foundation, where the manufactured home has a production date on or after April 1, 2007.(f) The design and construction of a crawl space, basement or foundation, other than piers, under a manufactured home where the manufactured home has a production date on or after the effective dates under s. SPS 320.03.(g) All garages, carports, porches, stoops, decks, balconies, stairways and similar structures that are attached to any building covered under this section that was constructed or had a production date on or after the effective dates under s. SPS 320.03. (h) Adjacent, unattached structures listed under par. (g) that serve an exit from a dwelling.