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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 3 of 38
| Case | Court | Jurisdiction | Judge | Decided | AI tool | Outcome | Penalty | Source |
|---|---|---|---|---|---|---|---|---|
| Bangholme Investments Pty Ltd v Greater Dandenong CC | Victorian CAT | Australia | — | 2025-04-03 | Unidentified | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Zzaman v. HMRC | First-tier Tribunal (Tax Chamber) | UK | — | 2025-04-03 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| An v. Archblock, Inc. | Delaware Ch. | USA | — | 2025-04-04 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Nelson Lin v. The Honorable Jonathan H. Shim, et al. | S.D. New York | USA | — | 2025-04-09 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Bevins v. Colgate-Palmolive Co. | E.D. Pennsylvania | USA | — | 2025-04-10 | Unidentified | Striking of Counsel’s Appearance + Referral to Bar Authorities + Client Notification Order | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Graciela Dela Torre v. Davies Life & Health, Inc., et al. | N.D. Illinois | USA | — | 2025-04-11 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Vilmar Martins dos Santos v. State of Parana | Parana State | Brazil | — | 2025-04-11 | Implied | Appeal dismissed; lawyers warned | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Sims v. Souily-Lefave (2) | D. Nevada | USA | — | 2025-04-15 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Nº 5025505-88.2025.8.24.0000/SC | TJ San Catarina | Brazil | — | 2025-04-16 | Unidentified | Habeas Corpus request dismissed; Bar Referral | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Rowe v National Australia Bank Ltd | South Australia | Australia | — | 2025-04-17 | Implied | — | None reported | Source (anzlaw.thomsonreuters.com) |
| Brown v. Patel et al. | S.D. Texas | USA | — | 2025-04-22 | Unidentified | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Goshen Multiservice Limited v Accuro Environmental Limited | Employment Tribunals (London, South) | UK | — | 2025-04-22 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Simpson v. Hung Long Enterprises Inc. | B.C. Civil Resolution Tribunal | Canada | — | 2025-04-25 | Unidentified | Other side compensated for time spent through costs order (500 CAD) | 500 CAD | Case summary (Charlotin AI Hallucination Cases DB) |
| Anonymous v. Anonymous | Israel | Israel | — | 2025-04-29 | Implied | Petition dismissed in limine; Plaintiff’s counsel ordered to pay ₪1,500 in personal costs to the state and ₪3,500 to the opposing party | 5000 ILS | Case summary (Charlotin AI Hallucination Cases DB) |
| Beschluss 5 U 1/25 | OLG Celle | Germany | — | 2025-04-29 | Implied | Court treated the cited authorities as Fehlzitate (not verifiable) and did not rely on them | None reported | Source (voris.wolterskluwer-online.de) |
| OLG Celle, 5 U 1/25 | OLG Celle | Germany | — | 2025-04-29 | Implied | The court identified the cited authorities as unverifiable 'Fehlzitate' and declined to rely on them; no professional sanction or monetary penalty was imposed. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Gustafson v. Amazon.com | D. Arizona | USA | — | 2025-04-30 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Moales v. Land Rover Cherry Hill | D. Connecticut | USA | — | 2025-04-30 | Unidentified | Plaintiff warned to ensure accuracy of future submissions | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Nexgen Pathology Services Ltd v. Darcueil Duncan | High Court of Justice | Trinidad & Tobago | — | 2025-04-30 | Implied | Court referred the matter to the Disciplinary Committee | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Lozano González v. Roberge | Housing Administrative Tribunal | Canada | — | 2025-05-01 | ChatGPT | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Wilt v. Department of the Navy | E.D. Texas | USA | — | 2025-05-02 | Unidentified | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Flowz Digital v. Caroline Dalal | C.D. California | USA | — | 2025-05-05 | Lexis+AI | Monetary Sanction; Bar Referral | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Harris v. Take-Two Interactive Software | D. Colorado | USA | — | 2025-05-06 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Lacey v. State Farm General Insurance | C.D. California | USA | — | 2025-05-06 | CoCounsel, Westlaw Precision, Google Gemini | Striking of briefs; denial of requested discovery relief; Large monetary sanctions jointly and severally against the two law firms | 31100 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Israel v. Ibrahim Mahajneh | Israel | Israel | — | 2025-05-07 | Unidentified | No sanction imposed; judge criticized the error as a “disgrace”; granted partial relief to applicant | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Peter Gilmai v Abel Tol & Ors | National Court of Justice at Lae | Papua New Guinea | — | 2025-05-09 | ChatGPT | Referral to Public Solicitor and PNG Law Society; Order to show cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Case No. 72079-11-24 | Israel | Israel | — | 2025-05-12 | Unidentified | No immediate sanction imposed; the matter was referred to the Legal Department of the Court Administration for review and potential action, including referral to the Ethics Committee of the Israel Bar Association | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Crypto Open Patent Alliance v. Wright (2) | UK | UK | — | 2025-05-12 | Implied | General Civil Restraint Order (GCRO) granted for 3 years; Case referred to Attorney General; Costs awarded to applicants. | 100000 GBP | Case summary (Charlotin AI Hallucination Cases DB) |
| Jamisson Roriz de Santana Andrade v. Tribunal Superior do Trabalho | Supremo Tribunal Federal | Brazil | — | 2025-05-12 | Implied use of MobiOffice's AI Assistant | Case summarily dismissed; Counsel referred to the Bar Association; Claimant ordered to pay double the costs | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Newbern v. Desoto County School District et al. | N.D. Mississippi | USA | — | 2025-05-12 | Implied | Case dismissed, in part as a sanction for fabrication of legal authorities | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Reclamação (RCL) 78.890 / BA | Supremo Tribunal Federal | Brazil | — | 2025-05-12 | MobiOffice | Reclamação found manifestly unfounded; bad faith and monetary sanction (double court costs); OAB and OAB/BA to be notified | 1 | Case summary (Charlotin AI Hallucination Cases DB) |
| Bandla v. Solicitors Regulation Authority | UK | UK | — | 2025-05-13 | Google Search (Allegedly) | Application for extension of time refused; appeal struck out as abuse of process; indemnity costs of £24,727.20 ordered; permission to appeal denied | 24727 GBP | Case summary (Charlotin AI Hallucination Cases DB) |
| Department of Justice v Wise | Queensland Civil and Administrative Tribunal | Australia | — | 2025-05-13 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Fox v. Assum | Israel | Israel | — | 2025-05-14 | Unidentified | No formal sanction; request by court for explanation; partial costs awarded against the defendant | 1200 ILS | Case summary (Charlotin AI Hallucination Cases DB) |
| Beenshoof v. Chin | W.D. Washington | USA | — | 2025-05-15 | Implied | No sanction imposed; court reminded Plaintiff of Rule 11 obligations | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Keaau Development Partnership LLC v. Lawrence | Hawaii ICA | USA | — | 2025-05-15 | Implied | Monetary sanction against counsel personally; no disciplinary referral | 100 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| USA v. Burke | M.D. Florida | USA | — | 2025-05-15 | Westlaw's AI tools, GPT4.5 Deep Research (Pro) | Motion dismissed, and plaintiff ordered to refile it without fake citations. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Ehrlich v. Israel National Academy of Sciences et al. | Israel | Israel | — | 2025-05-18 | Unidentified | Request dismissed on the merits, monetary sanction | 500 ILS | Case summary (Charlotin AI Hallucination Cases DB) |
| Versant Funding v. Teras Breakbulk Ocean Navigation Enterprises | S.D. Florida | USA | — | 2025-05-20 | Unidentified | Joint and several liability for Plaintiff’s attorneys' fees and costs incurred in addressing the hallucinated citation; CLE requirement on AI ethics; Monetary fines | 1500 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Evans et al v. Robertson et al (1) | E.D. Michigan | USA | — | 2025-05-21 | Implied | Warning | None reported | Source (govinfo.gov) |
| Garner v. Kadince | CA Utah | USA | — | 2025-05-22 | ChatGPT | — | 1000 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Nikolic & Anor v Nationwide News Pty Ltd & Anor | SC Victoria | Australia | — | 2025-05-23 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Vechtel et al. v. Gershoni | Israel | Israel | — | 2025-05-25 | Implied | Motion denied | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Mahala Association (מהל"ה) v. Clalit Health Services et al. | Israel | — | — | 2025-05-26 | Tachdin.AI | Class action petition struck from the record; finding that Counsel was not fit to act in this case; Monetary sanctions | 50000 ILS | Case summary (Charlotin AI Hallucination Cases DB) |
| R. v. Chand | Ontario | Canada | — | 2025-05-26 | Implied | Warning and Directions for Remainder of case | None reported | Source (canlii.org) |
| Shakori v Tern, 2025 ONLTB 31233 | LTB (Ontario) | Canada | — | 2025-05-26 | ChatGPT | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| So-and-so v. v. Anonymous | Israel | Israel | — | 2025-05-26 | Implied | AI use was noted by the lower court; no specific sanction for it | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Dupont v. Town of Wales | SC Massachusetts | USA | — | 2025-05-27 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Ko v. Li | Ontario SCJ | Canada | — | 2025-05-28 | ChatGPT | Plaintiff’s application dismissed; no costs imposed; court warns against future use of generative AI without verification; subsequent suspension and fine | 10000 CAD | Case summary (Charlotin AI Hallucination Cases DB) |
| Mid Cent. Operating Eng'rs Health v. Hoosiervac | S.D. Indiana | USA | — | 2025-05-28 | Unidentified | Monetary Sanction | 6000 USD | 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.