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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
- 1,902
- Courts covered
- 396
- Cases with a reported penalty
- 349
- 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.
6 cases match these filters · page 1 of 1
| Case | Court | Jurisdiction | Judge | Decided | AI tool | Outcome | Penalty | Source |
|---|---|---|---|---|---|---|---|---|
| X BV in Z v. Tax Inspector | The Hague CA | Netherlands | — | 2024-06-26 | ChatGPT | Arguments rejected; No formal sanction but severe judicial criticism. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| The Boys of Rockanje v. Dwaard | Rotterdam D. | Netherlands | — | 2025-08-27 | Implied | — | None reported | Source (cyberlawyer.nl) |
| ECLI:NL:RBGEL:2025:9423 | Gelderland | Netherlands | — | 2025-11-06 | Implied | Court found several cited rulings non-existent or irrelevant, rejected reliance on that case law, and dismissed the appeal. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| ECLI:NL:RBNNE:2025:4814 | Rechtbank Noord-Nederland | Netherlands | — | 2025-11-19 | ChatGPT | . | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Harry v. Arie Jan | Amsterdam Entreprise Chamber | Netherlands | — | 2026-04-09 | Unidentified | — | None reported | No source on file |
| Beslissing in de zaak 26-379/DB/LI/D | Raad van Discipline | Netherlands | — | 2026-07-27 | LegalPA | Reprimand; Monetary Fine | 1250 EUR | 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.