(a) Definition. Per Sec. 66.10015(1)(e), Wis. Stats., a "substandard lot" is a legally created lot or parcel that met any applicable lot size requirements when it was created, but does not meet current lot size requirements."
(b) Prohibited Actions Regarding Substandard Lots. Notwithstanding any other law or rule, or any action or proceeding under common law, the Village, and its subunits and officials, may not enact or enforce an ordinance or take any other action that prohibits a property owner from doing any of the following:
(1) Conveying an ownership interest in a substandard lot.
(2) Using a substandard lot as a building site if all of the following apply:
a. The substandard lot or parcel has never been developed with one (1) or more of its structures placed partly upon an adjacent lot or parcel.
b. The substandard lot or parcel is developed to comply with all other ordinances of the Village.
(c) Prohibited Lot Merger Requirement. Notwithstanding the authority granted under Secs. 61.35 and 62.23, Wis. Stats., the Village may not enact or enforce an ordinance or take any other action that requires one (1) or more lots to be merged with another lot, for any purpose, without the consent of the owners of the lots that are to be merged.
State Law Reference: Sec. 66.10015, Wis. Stats.