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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.

14 cases match these filters · page 1 of 1

CaseCourtJurisdictionJudgeDecidedAI toolOutcomePenaltySource
Sent. n. 1027/2026Corte Suprema di CassazioneItaly—2026-06-11ImpliedMonetary Sanction; Adverse Costs Order5000 EURCase summary (Charlotin AI Hallucination Cases DB)
R.G. 48964/2025 (opposizione all'esecuzione)Trib. MilanoItaly—2026-06-05ImpliedImpact on recoverable costsNone reportedCase summary (Charlotin AI Hallucination Cases DB)
Sentenza n. 00437/2026T.A.R. MarcheItaly—2026-05-27Implied—None reportedCase summary (Charlotin AI Hallucination Cases DB)
Sentenza n. 1352/2026Corte d'Appello BolognaItaly—2026-05-12UnidentifiedMonetary Fine; Bar Referral5000 EURCase summary (Charlotin AI Hallucination Cases DB)
Tribunale di Mantova, Sentenza n. 165/2026Trib. MantovaItaly—2026-03-24ImpliedMonetary Fine; Adverse Costs Order4500 EURCase summary (Charlotin AI Hallucination Cases DB)
G.M. v. A.I. S.p.A.Trib. FerraraItaly—2026-03-04ChatGPT—None reportedCase summary (Charlotin AI Hallucination Cases DB)
Ordinanza n. 11431CassazioneItaly—2026-02-27ImpliedMonetary Fine3000 EURCase summary (Charlotin AI Hallucination Cases DB)
R.G. n. 1244/2025T. SiracusaItaly—2026-02-20ImpliedMonetary sanction2000 EURCase summary (Charlotin AI Hallucination Cases DB)
N. 4203/2025 R.G.TO VeronaItaly—2026-02-10ImpliedMonetary Sanction1800 EURCase summary (Charlotin AI Hallucination Cases DB)
Ordinanza n. 789-1/2025 RGACC.A. MessinaItaly—2026-01-09Implied—None reportedCase summary (Charlotin AI Hallucination Cases DB)
Ric. n. 3054/2025TAR LombardiaItaly—2025-10-14UnidentifiedCosts of 1,500 EUR, referral to the bar1500 EURCase summary (Charlotin AI Hallucination Cases DB)
Sentenza del 23.09.2025Tribunale di LatinaItaly—2025-09-23UnidentifiedMonetary Sanction2000 EURSource (leggezero.substack.com)
Di Rocco Isabelle - Corte di Cassazione, Sez. Pen. 3, Sent. n. 25455/2025Corte di CassazioneItaly—2025-07-10ImpliedQuashed and remandedNone reportedCase summary (Charlotin AI Hallucination Cases DB)
A v. BFlorenceItaly—2025-03-13ChatGPTNo financial sanction; Formal Judicial Reprimand; Findings of procedural misuseNone reportedCase 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.