No statewide law
Wisconsin
Last checked 2026-09-23
Wisconsin has no statewide outdoor lighting or dark-sky statute; its lighting-related statutes (e.g., Wis. Stat. 347.24(1)(am) and 347.26(11)) govern vehicle lighting, not fixed outdoor fixtures. Some municipalities regulate lighting on their own.
Municipal codes
- Madison: City council adjusted outdoor lighting rules to align with the city's International Dark Sky Community status.
- Town of Amnicon: Town ordinance restricts outdoor lighting to preserve dark skies.
Sources
- https://docs.legis.wisconsin.gov/statutes/statutes/347/ii/26/11
- https://docs.legis.wisconsin.gov/statutes/statutes/347/ii/24/1/am
- https://captimes.com/news/government/madison-city-council-adjusts-outdoor-light-rules-to-apply-as-dark-sky-community/article_489270ec-a9b8-5038-b250-a0587e6f887b.html
- https://townofamnicon.wi.gov/town-business/ordinances/dark-skies/