Wis. Stat. § 66.0121
Current through Acts 2023-2024, ch. 272
No action may be brought upon a city, village, town or school district order until 30 days after a demand for the payment of the order has been made. If an action is brought and the defendant fails to appear and defend the action, judgment shall not be entered without affirmative proof of the demand. If judgment is entered without proof of the demand, the judgment is void.
Wis. Stat. § 66.0121