Wis. Admin. Code § ATCP 49.22
In addition to the uses listed under s. 91.44 (1), Stats., the following uses may be allowed as permitted uses in a certified district:
(1) Existing residences. Residences, regardless of occupancy, existing as of January 1, 2014, or an earlier date specified by the ordinance, may be permitted.
Note: Residences, which may or may not be associated with a farm, that are constructed as of a date specified in the zoning ordinance text may be allowed as permitted uses in the district. These residences need not receive a conditional use permit unless the local government decides to require it and they need not follow the prior nonconforming use provisions found under s. 59.69 (10), 60.61 (5), or 62.23 (7) (h), Stats., unless mandated by the local government.
History: CR 13-003: cr. Register December 2013 No. 696, eff. 1-1-14.