Was the sanctioned attorney opposing your firm?

Check their next brief before they file — Opposition Check, $49, no signup. Open Opposition Check →

Get these by email — every new sanction, delivered on the daily 12:00 UTC ingest run.

Free. Full landing page at /sanctions-alert.

Free public database

AI Legal Sanction Case Database

Name: AI Legal Sanction Case Database
Creator: Citation Safe
License: https://citationsafe.com/terms

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 11 of 38

Case	Court	Jurisdiction	Judge	Decided	AI tool	Outcome	Penalty	Source
Artur Sargsyan v. Amazon.com Inc.	W.D. Washington	USA	—	2025-10-17	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Chi Keung Lee & others v Blackpool B&B Limited	First-tier Tribunal	UK	—	2025-10-17	Unidentified	Monetary Sanction	227 GBP	Case summary (Charlotin AI Hallucination Cases DB)
KIO 3342/25	Krajowa Izba Odwoławcza	Poland	—	2025-10-17	Unidentified	Exclusion from procurement	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mitchell Taylor Button et al. v. John Jimison (1)	W.D. Washington	USA	—	2025-10-17	Implied	Order include signed certification	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mundy v. Clickstop, Inc.	DC Nebraska	USA	—	2025-10-17	Unidentified	Brief struck; Cert requirement; Monetary sanction; Bar Referral	2000 USD	Case summary (Charlotin AI Hallucination Cases DB)
Tippecanoe County Assessor v. Craig Goergen	Indiana Tax Court	USA	—	2025-10-17	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Twyla Leach Minnesota DHS et al.	D. Minnesota	USA	—	2025-10-17	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mitchell Taylor Button & Dusty Button v. Juliet Doherty et al.	S.D. New York	USA	—	2025-10-18	Implied	Certification requirement for future AI-assisted filings.	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Megan Cowden v. US Treasury & IRS	E.D. Missouri	USA	—	2025-10-20	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Arch Insurance Company v. A3 Development, LLC	S.D. Florida	USA	—	2025-10-21	Implied	Order to Show Cause	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Leila Kasso v. Police Officers’ Federation of Minneapolis	D. Minnesota	USA	—	2025-10-21	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Rimu Capital Ltd. v. Ader et al.	S.D. New York	USA	—	2025-10-21	Unidentified	Warning	None reported	No source on file
Thomas Joseph Goddard v. Sares-Regis Group, Inc., et al.	N.D. California	USA	—	2025-10-21	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Wu v. Murray	CA British Columbia	Canada	—	2025-10-21	Unidentified	Costs order took hallucinations into account	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Alexandria Jones v. DC Office of Unified Communications	D. DC	USA	—	2025-10-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Corey v. Kenneh	SC North Dakota	USA	—	2025-10-22	Implied	Affirmed sanctions from lower court	None reported	Case summary (Charlotin AI Hallucination Cases DB)
FCA US LLC v. Stan Steele/Steele Services	National Arbitration Forum (UDRP)	USA	—	2025-10-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Guardian Piazza D'Oro LLC v. Ward Ozaeta	CA California	USA	—	2025-10-22	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
In re Bittrex	D. Delaware	USA	—	2025-10-22	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
John Weaver v. Shasta Services	W.D. Pennsylvania	USA	—	2025-10-22	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mattox v. Product Innovation Research	E.D. Oklahoma	USA	—	2025-10-22	ChatGPT	Pleadings struck; public reprimands; monetary sanctions; remedial filing and certification requirements	28495 USD	Case summary (Charlotin AI Hallucination Cases DB)
N-BAR Trade v. Amazon	D. DC	USA	—	2025-10-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Pete v. Facebook Meta Platforms	E.D. Texas	USA	—	2025-10-22	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Re Sriram (aka Roy)	High Court	UK	—	2025-10-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Richard M. Zelma v. Wonder Group Inc.	D. New Jersey	USA	—	2025-10-22	Unidentified	Sanctions deferred	None reported	Case summary (Charlotin AI Hallucination Cases DB)
University Mall v. Okorie et al.	S.D. Mississippi	USA	—	2025-10-22	Unidentified	Civil contempt	1	Case summary (Charlotin AI Hallucination Cases DB)
Appeals of Huffman Construction, LLC	ASBCA	USA	—	2025-10-23	Unidentified	Reply brief struck in its entirety	None reported	Case summary (Charlotin AI Hallucination Cases DB)
In re: Sanctions Order of Kenney	CA Louisiana	USA	—	2025-10-23	ChatGPT, Microsoft Copilot, Google	Costs order, 3 hours CLE on ethical use of generative AI, referral to Office of Disciplinary Counsel	1368 USD	Case summary (Charlotin AI Hallucination Cases DB)
Lin v. Leal	California SC	USA	—	2025-10-23	Implied	Order to Show Cause	None reported	Case summary (Charlotin AI Hallucination Cases DB)
McCaster v. United States	Court of Federal Claims	USA	—	2025-10-23	Implied	Admonishment	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Victoria Place Flats RTM Company Ltd & ors v Assethold Limited	First-tier Tribunal	UK	—	2025-10-23	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Crowder v. Yussman	CA Kentucky	USA	—	2025-10-24	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Anderson v. Akam Associates, Inc.	SC New York	USA	—	2025-10-27	Implied	Upcoming Sanctions	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Green Building Initiative, Inc. v. Stephen R. Peacock & Green Globe Limited	D. Oregon	USA	—	2025-10-27	Copilot	Show Cause Order	None reported	Source (reason.com)
In re: Sherry Ann McGann	D. Colorado (Bankruptcy)	USA	—	2025-10-27	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Jayroe v. Progressive Casualty Insurance Company	N.D. Texas	USA	—	2025-10-27	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
U.S. Bank National Association v. Richmond	D. Maine	USA	—	2025-10-27	Implied	Show Cause Order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
In re: Loletha Hale, Esq. (Boston v. Williams)	N.D. Georgia	USA	—	2025-10-28	Implied	Order to notify clients; Order to file this opinion in all new cases for five years	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ryan Andrew Nelson v. State Farm Fire and Casualty Company	S.D. Georgia	USA	—	2025-10-28	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Sehra Waheed v. SM 1 MMS, LLC, et al.	S.D. New York	USA	—	2025-10-28	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Stelian Gheorghe v (1) BSA Ahmad Bin Hezeem & Associates LLP (2) Jimmy Haoula	DIFC Court of First Instance	UAE	—	2025-10-28	Implied	Adverse costs order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
The Vancor Group Inc. v. 2744364 Ontario Limited et al	Ontario SCJ	Canada	—	2025-10-28	Unidentified	Admonishment	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Villasenor v. Ralphs Grocery Co.	California SC	USA	—	2025-10-28	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Bourse de l'Immobilier Multilogements inc. c. Lanthier	CS Québec	Canada	—	2025-10-29	ChatGPT	Monetary sanction	750 CAD	Case summary (Charlotin AI Hallucination Cases DB)
Joy Wilson v. KIPP Texas, Inc.	N.D. Texas	USA	—	2025-10-29	ChatGPT	Costs Order; 2h of CLE	1 USD	Case summary (Charlotin AI Hallucination Cases DB)
Mezu v. Mezu	CA Maryland	USA	—	2025-10-29	ChatGPT	Referral to Attorney Grievance Commission	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Robert Cole Stemkowski Goldman v. Arizona Board of Regents	D. Arizona	USA	—	2025-10-29	Implied	Show Cause Order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ronald H. Foster v. Author Success Publishing, et al.	M.D. Alabama	USA	—	2025-10-29	Implied	Show Cause Order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Sky Gardens	Queensland BCCMC	Australia	—	2025-10-29	Implied	Adverse costs order for "misconceived and without substance" application	2000 AUD	Case summary (Charlotin AI Hallucination Cases DB)
Clifford Robert Cummings v. The Estate of Forrest Fenn	D. New Mexico	USA	—	2025-10-30	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)

← PreviousPage 11 of 38Next →

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.