State highest court

Wisconsin Supreme Court

The 40 most recent opinions analysed by CaseDiver, newest first. Opening a case goes straight to the full opinion reader.

Recent opinions

WisconsinWisconsin State Legislature v. Josh Kaul

July 10, 20262026 WI 28

The court held that depositing uncommitted settlement funds into the general fund satisfies the statutory deposit requirement even when the funds are credited to a program appropriation within that fund.

WisconsinCharlie May Brekke v. Midwest Medical Ins. Co.

July 10, 20262026 WI 29

The court held that an unborn child receiving prenatal and delivery-related medical care is a patient under Wisconsin's informed-consent statute. The physician therefore owed a duty to inform the surrogate mother about reasonable treatment alternatives and their risks and benefits as to both the mother and child, and…

WisconsinRacine County v. R. P. L.

July 7, 20262026 WI 26

The Wisconsin Supreme Court affirmed the court of appeals, holding that Robert's appeal from the 2024 order continuing his protective placement was not moot because his statutorily mandated liability under Wis. Stat.

WisconsinWisconsin Voter Alliance v. Kristina Secord

July 7, 20262026 WI 27

The court held that completed Notice of Voting Eligibility forms from guardianship proceedings are court records pertinent to a finding of incompetency and therefore are closed under the governing statute.

WisconsinWaukesha County v. R. D. T.

June 30, 20262026 WI 24

The majority held that Ryden’s appeal remained justiciable after his recommitment order expired because vacating it could affect his statutory liability for care costs and his ability to restore firearm rights.

WisconsinLanglade County v. D. J. W.

April 24, 2020391 Wis. 2d 231

The Wisconsin Supreme Court reversed the court of appeals' affirmance of the order extending D.J.W.'s involuntary commitment, holding that the evidence at the recommitment hearing was insufficient to prove dangerousness under Wis. Stat. §§ 51.20(1)(a)2.c. or 2.d. in conjunction with § 51.20(1)(am).