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Courts on AI / Fabricated or misquoted citations

Vimegnon v. Gallagher Bassett Services, Inc.

United States District Court for the District of Oregon · Federal district courts · OR · · No. 3:25-cv-00572-JR · order

Fabricated or misquoted citationscourt does not name AI

On 2026-03-30, U.S. District Court for the District of Oregon declined to sanction the plaintiff for a single erroneous citation but warned that fabricated authority can lead to monetary sanctions, striking, or dismissal. A self-represented party submitted a brief with fabricated or nonexistent authorities, including Abbott v. Washington County.

Disposition
The court adopted the F&R, denied leave to amend, and warned plaintiff about non-existent or fabricated authority.
Recorded conduct
Plaintiff used one erroneous or nonexistent citation for an uncontroversial proposition; the court could not locate another relevant case by that name. — 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.

pages 514-15. Neither Tyler nor O’Donnell have any relevance to the third-party beneficiary issue for which plaintiff cites “Abbot v. Washington County,” nor can the Court locate another relevant case by that name. Although the Court declines to sanction plaintiff for this single erroneous citation for an uncontroversial proposition, plaintiff is warned that inclusion of non-existent or fabricated legal authority in filings with the Court justifies a range of sanctions including monetary penalties, striking of offending briefs, and dismissal of the case. See Couvrette v. Wisnovsky, No. 1:21-cv-00157-CL, 2025 WL 4109655, at *15 (D. Or. Dec. 12, 2025). Because the PAC fails to sufficiently allege that plaintiff is an intended beneficiary, which is a required element for both donee and creditor beneficiaries, the distinction between the two is irrelevant to this decision. defendant settled claims with others involved in the underlying car accident and did not timely inform plaintiff, that it had a “broader role and responsibility that aligns with the functions of an insurer,” and that it failed to reopen the claim file when plaintiff disputed liability, see Pl. Obj. 3, 5—are not relevant to the question of whether

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