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AI Legal Sanction Case Database
The AI Legal Sanction Case Database is the authoritative, continuously-updated, free index of publicly reported cases where a US or foreign court sanctioned, warned, or issued an order to show cause over AI-hallucinated citations in a legal filing. According to Citation Safe’s public sanctions database, courts have addressed AI-citation problems in 1000 reported cases tracked here as of today, spanning 2023–2026. New cases are ingested daily.
- Cases tracked
- 1,897
- Courts covered
- 393
- Cases with a reported penalty
- 348
- USD-denominated penalties
- $1,290,986
- across 191 USD cases — other currencies not converted
This is the structured dataset: every row here is a live, queryable record — sortable and filterable by jurisdiction, AI tool, judge, and year, with results pulled fresh on every request. Download the full dataset as CSV. For curated write-ups of the highest-profile entries — case background, why each sanction happened, what to take from it — see the AI Hallucination Sanctions Tracker, our editorial companion to this database.
1,897 cases match these filters · page 4 of 38
| Case | Court | Jurisdiction | Judge | Decided | AI tool | Outcome | Penalty | Source |
|---|---|---|---|---|---|---|---|---|
| Anita Krishnakumar et al. v. Eichler Swim and Tennis Club | SC California | USA | — | 2025-05-29 | Implied | Argument lost on the merits in tentative ruling | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Delano Crossing v. County of Wright | Minnesotta Tax Court | USA | — | 2025-05-29 | Unidentified | Breach of Rule 11, but no monetary sanction warranted; referred counsel to Lawyers Professional Responsibility Board | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Iman Reza Saeidi v. Behzad Malaei Davu | SCJ Ontario | Canada | — | 2025-05-30 | Unidentified | Adverse Costs Order | 1660 CAD | Case summary (Charlotin AI Hallucination Cases DB) |
| Ivins v KMA Consulting Engineers & Ors | Queensland IRC | Australia | — | 2025-06-02 | Unidentified | Relevant Submissions ignored | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Mandy Pecher v Josef Gregor Habscheid, | Michigan CC | USA | — | 2025-06-02 | ChatGPT | Monetary Sanction; Motions denied | 800 USD | No source on file |
| Powhatan County School Board v. Skinger et al | E.D. Virginia | USA | — | 2025-06-02 | ChatGPT | Relevant motions stricken | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Lakhanpal v. Avis Budget Group Inc. | HRT Ontario | Canada | — | 2025-06-04 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Ayinde v. Haringey & Al-Haroun v. QNB | High Court | UK | — | 2025-06-06 | Unidentified | No contempt, but referral to professional bodies | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Rodnei Chagas v. Fabricio Petinelli Vieira Coutinho | TJPR - 18ª Câmara Cível | Brazil | — | 2025-06-06 | Unidentified | Appeal denied; appellant condemned for litigância de má-fé and ordered to pay a fine fixed at 1% of the value of the cause. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Chen v. Vana et al. | Haifa Magistrate's Court | Israel | — | 2025-06-08 | Unidentified | Appeal was ultimately dismissed on merits; Monetary sanction | 3000 ILS | Case summary (Charlotin AI Hallucination Cases DB) |
| Angela Williams, et al. v. Jamal Rashid, et al. | D. Nevada | USA | — | 2025-06-09 | Unidentified | Filing struck; Adverse Costs Order | 1 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Lionel Rayale Maurice v. Warden Barry Wingfield | S.D. Mississippi | USA | — | 2025-06-09 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Noura Ahmed v Troy Powell, Peggy Pulliam, Jese Stovka | Ontario LRB | Canada | — | 2025-06-09 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Rodney Chagas v. Fabricio Petinelli Vieira Coutinho | Parana State | Brazil | — | 2025-06-09 | Unidentified | Monetary fine (1% of case value) | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Zahariev v. Zaharieva | Supreme Court of British Columbia | Canada | — | 2025-06-09 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Rochon Eidsvig & Rochon Hafer v. JGB Collateral | Texas CA | USA | — | 2025-06-12 | Implied | 8 mandatory hours of Continuous Legal Education on ethics and AI | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Attorney General v. $32,000 in Canadian Currency | Ontario SCJ | Canada | — | 2025-06-16 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| In re Marriage of Isom and Kareem | CA Illinois | USA | — | 2025-06-16 | Implied | The appeal was denied, and the trial court's decision was affirmed. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| UB v Secretary of State for the Home Department | Upper Tribunal (Immigration and Asylum Chamber) | UK | — | 2025-06-18 | Unidentified | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| J.R.V. v. N.L.V. | SC British Columbia | Canada | — | 2025-06-19 | Unidentified | Costs to the claimant in the amount of $200. | 200 CAD | Case summary (Charlotin AI Hallucination Cases DB) |
| Bottrill v Graham & Anor (No 2) | District Court of New South Wales | Australia | — | 2025-06-20 | Unidentified | The second defendant's Notice of Motion for summary dismissal of the plaintiff’s claim was dismissed, with costs reserved to the trial judge. | None reported | Source (caselaw.nsw.gov.au) |
| Monfared v. Minister of Citizenship and Immigration | IRB | Canada | — | 2025-06-20 | ChatGTP | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Pro Health Solutions Ltd v ProHealth Inc | Intellectual Property Office | UK | — | 2025-06-20 | ChatGPT | Warning; No costs awarded for the appeal since both sides seemingly erred | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Reilly v. Conn. Interlocal Risk Mgmt. Agency | D. Connecticut | USA | — | 2025-06-20 | Implied | Warning | None reported | Source (govinfo.gov) |
| Malone & Anor v Laois County Council & Ors | High Court | Ireland | — | 2025-06-23 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Mintvest Capital, LTD v. NYDIG Trust Company, et al. | D. Puerto Rico | USA | — | 2025-06-23 | Claude | Order to pay opposing counsel's fees | 1 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Hussein v. Canada | Ottawa | Canada | — | 2025-06-24 | Visto.Ai | Monetary Sanction | 100 CAD | Case summary (Charlotin AI Hallucination Cases DB) |
| Petry v. Evanlux Esquadrias Ltda. | TJ Parana | Brazil | — | 2025-06-24 | Unidentified | Monetary Fine; Bar Referral | 1 BRL | Case summary (Charlotin AI Hallucination Cases DB) |
| Auto Test Ltd. v. Ministry of Transport | Tel Aviv-Yafo District Court | Israel | — | 2025-06-25 | Implied | Motion for Costs denied | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Romero v. Goldman Sachs Bank USA | S.D. New York | USA | — | 2025-06-25 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Schoene v. Oregon Department of Human Services | D. Oregon | USA | — | 2025-06-25 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Enviro Plus Duct Cleaning v. Department of Public Works | Canadian ITT | Canada | — | 2025-06-26 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Twist It Up, Inc. v. Annie International, Inc. | C.D. California | USA | — | 2025-06-26 | Implied | Monetary Sanction | 500 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| William Nelson v. Washington Board of Industrial Appeals | W.D. Washington | USA | — | 2025-06-26 | Athena AI | Admonishment | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Page v. Long | Melbourne County Court | Australia | — | 2025-06-27 | Implied | Litigant lost on merits | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Parra v. United States | Court of Federal Claims | USA | — | 2025-06-27 | Unidentified | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Sister City Logistics, Inc. v. John Fitzgerald | S.D. Georgia | USA | — | 2025-06-27 | — | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Benjamin Gamble v. Ho-Chunk Nation Election Board | Ho-Chunk Nation Trial Court | USA | — | 2025-06-30 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Case No. 525309-08-22 | Jerusalem Enforcement and Collection Authority | Israel | — | 2025-06-30 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Crespo v. Tesla, Inc. | S.D. Florida | USA | — | 2025-06-30 | Implied | Plaintiff required to apologize and pay attorney's fees | 921 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| LaPointe v. Chief Animal Welfare Inspector | Ontario's Animal Care Review Board | Canada | — | 2025-06-30 | ChatGPT | AI-generated materials excluded from evidence | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Northbound Processing v. South African Diamond Regulator | High Court | South Africa | — | 2025-06-30 | Legal Genius | Referral to the Legal Practice Council for investigation | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Shahid v. Esaam | CA Georgia | USA | — | 2025-06-30 | Unidentified | Case remanded; monetary penalty | 2500 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Angela and Theodore Chagnon v. Holly Nelson | Wyoming Ch. | USA | — | 2025-07-02 | Implied | Order to show cause issued; potential striking of motion | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| ATSum 0010525-47.2025.5.03.0037 | Regional Labour Court | Brazil | — | 2025-07-02 | Unidentified | Monetary Sanctions | 1 | Case summary (Charlotin AI Hallucination Cases DB) |
| Bucher v. Appeals Committee | Administrative Court | Israel | — | 2025-07-02 | Implied | Monetary penalty imposed | 5000 | Case summary (Charlotin AI Hallucination Cases DB) |
| Cologne District Court, 312 F 130/25 | Cologne District Court (Family Court) | Germany | — | 2025-07-02 | Implied | Court admonished the attorney and warned that knowingly disseminating untruths may violate BRAO §43a(3) | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Murray v. State of Victoria | Federal Court | Australia | — | 2025-07-02 | Google Scholar (allegedly) | Order of costs to other party; no professional referral | 1 AUD | Case summary (Charlotin AI Hallucination Cases DB) |
| Rafi Najib v MSS Security Pty Limited | Fair Work Commission | Australia | — | 2025-07-02 | Unidentified | Application dismissed | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Matter of Sewell Properties Trust | Colorado Court of Appeals | USA | — | 2025-07-03 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
This database aggregates publicly reported court sanctions and orders over AI-hallucinated citations. It is informational only, not legal advice, and not a complete record of every such case nationwide — see our free citation checker to verify your own filings before this happens to you.