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Courts on AI / Fabricated or misquoted citations

In re Marriage of Young

Minnesota Court of Appeals · State appellate courts · MN · · No. A25-0906 · opinion

On 2026-06-08, in Young v. Young, Minnesota Court of Appeals admonished the filer to verify authorities before presenting AI-assisted or otherwise unsupported legal citations. A self-represented appellant filed a brief using record or transcript quotations not found in the record, quotations that did not appear in.

Disposition
The court affirmed the custody-related order and cautioned the self-represented father about fictitious and unsupported citations.
Recorded conduct
The pro se father’s brief cited nonexistent cases, misstated statutes and record material, and attributed quotations to cases that did not contain them. The court affirmed and cautioned him. — outcome: warning; actor: litigant in person
Canonical record
Incident tracker entry — verified outcome, regulator disposition and related rules

What the court wrote

Verbatim from the court's document (public domain). Ellipses mark omitted text; nothing is paraphrased.

Our review of father’s brief shows that it contains many citations to caselaw that either do not exist—sometimes referred to as “hallucinations”—or do not support his legal argument. And father’s brief inaccurately quotes statutes and the record. Our review also leads us to believe that father may have used generative artificial intelligence (AI) to write his brief. While AI can be a helpful tool and we do not suggest that court rules prohibit its use,weemphasizethat hallucinatedcaselawisnotvalidauthorityandthatallpartiesshould be mindful of the importance of accuracy in their submissions. Finally, as discussed below, father fails to cite authority that supports his position and to articulate an argument in support of some issues. This results in forfeiture, and the issue “will not be considered on appeal unless prejudicial error is obvious on mere inspection.” Schoepkev.AlexanderSmith& SonsCarpetCo.,187 N.W.2d133,135 (Minn. 1971). We reorganize the arguments in father’s brief into six issues and discuss each in turn. I.

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