Browse source-reviewed property tax appeal guides for Wisconsin. County deadlines, filing methods, and available records can differ by county and tax year.
Each published guide identifies the public sources used for its deadline and filing summary. Confirm current requirements with the official filing authority before submitting anything.
Dane County: 2026 deadline guidance is Municipality-specific 2026 Open Book and Board of Review dates. Guide: https://fairpath.app/property-tax-appeal/wisconsin/dane-county
Source: Wisconsin Department of Revenue, 2026 Guide for Property Owners, https://www.revenue.wi.gov/DOR%20Publications/pb060.pdf. Reviewed 2026-07-16.
Source: Wisconsin Department of Revenue, 2026 Open Book and Board of Review Calendar, https://www.revenue.wi.gov/Pages/Municipalities/bor-calendar.aspx. Reviewed 2026-07-16.
Source: Wisconsin Department of Revenue, Property Assessment Forms, https://www.revenue.wi.gov/Pages/Form/govasst-Home.aspx. Reviewed 2026-07-16.