Rule (Intervention)
Wis. Stat. § 809.13
in effectA person who is not a party to an appeal may file in the court of appeals a petition to intervene in the appeal. A party may file a response to the petition within 11 days after service of the petition. The court may grant the petition upon a showing that the petitioner’s interest meets the requirements of s. 803.09 (1), (2), or (2m).
Source: WI Statutes (Official Site)URL: https://docs.legis.wisconsin.gov/document/statutes/809.13Fetched: 10/7/2026
