Wis. Stat. § 70.86: Descriptions, simplified system.

The governing body of any city, village or town may at its option adopt a simplified system of describing real property in either the assessment roll or the tax roll or in both the assessment roll and tax roll of such city, village or town, and may from time to time amend or change such simplified system. Descriptions in property tax bills shall be as provided under s. 74.09 (3) (a).