Wisconsin statutes authorize five different annexation methods. They are:
Detailed description of the annexation methods.
- Annexation by Unanimous Approval (s. 66.0217 (2) Wis. Stats.)
- Annexation by One-Half Approval (s. 66.0217 (3) (a) Wis. Stats.)
- Annexation by Referendum (s. 66.0217 (3) (b) Wis. Stats.)
- Annexation by City or Village Initiated Referendum (s. 66.0219 Wis. Stats.)
- Annexation of Town Islands (s. 66.0221 Wis. Stats.)
- Annexation of Territory Owned by a City or Village (s. 66.0223 Wis. Stats.)
Annexation by Unanimous Approval and by Non-Unanimous Approval are the most common of these methods. They involve:
- a property owner
- a town(s)
- a village or City
- a public interest review by the Department of Administration. See Department Review of Annexations.
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