Which source supports this Gurpreet Kaur v. Captain Joel Desso summary?

The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; review the linked material and subsequent docket history before relying on this summary.

HomeCasesGurpreet Kaur v. Captain Joel Desso

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Corpus matter record

Gurpreet Kaur v. Captain Joel Desso

N.D. New York · Jul 9, 2025

NY / federal Editorial impact: high fabricated quotes immigration trial Monetary Professional

Direct answer

What happened in this matter?

The court sanctioned attorney Dennis Desmarais for submitting a brief containing fabricated legal quotations generated by Claude Sonnet 4. Finding a violation of Rule 11 and subjective bad faith, the court imposed a $1,000 fine, mandated completion of an AI-focused CLE course, and required the attorney to notify his client of the sanction.

Why the court cared: The court reasoned that there is no distinction between fabricating cases and fabricating quotations from real cases, as both mislead the court. It found subjective bad faith because the attorney was aware of AI hallucination risks yet failed to perform any verification, even after the government flagged the errors in its own brief.
Why it matters now: Fabricated quotes from real cases are treated the same as fake cases; verify every quotation against the opinion before signing Rule 11.

Why this matter is tracked

False Quotes: Case Law | Brief claimed Thuraissigiam included a sentence limiting its holding and the quoted line; court confirmed the quote is nowhere in the decision. Outcome: Monetary and professional sanctions. Counsel confessed having Claude Sonnet 4 to draft a legal submission, which included fabricated quotations from legal authorities. Counsel said he was pressed by time.After holding that there is "no reason to distinguish between the submission of fabricated cases and the submission of fabricated quotations from real cases. In both postures, the attorney seeks to persuade the Court using legal authority that does not exist", the court held that Mr. Desmarais had violated Rule 11 of the Federal Rules of Civil Procedure by failing to verify the accuracy of the AI-generated content. Counsel was found to have acted in subjective bad faith, as he was aware of the potential for AI to hallucinate legal citations and failed to take corrective action even after the government pointed out the errors.The court imposed a $1,000 monetary sanction and required Counsel to complete a CLE course on the ethical use of AI in legal practice and notify his client of the issue.

Operational lesson

Fabricated quotes from real cases are treated the same as fake cases; verify every quotation against the opinion before signing Rule 11.

Record details

New YorkSingle-state evidence scope

Explore NYOpen its source-linked jurisdiction page and related matters.

CourtN.D. New York

Jurisdictionfederal

Circuit2nd Circuit

DateJul 9, 2025

AI toolClaude Sonnet 4

Party typeLawyer

OutcomeThe court imposed a $1,000 monetary sanction, required completion of a CLE course on AI ethics, and ordered the attorney to provide proof of service of the order to his client.

Known amount$1,000

Professional sanctionThe attorney was ordered to complete a CLE-credited program on the ethical use of AI in legal writing and to notify his client of the court's sanction order.

Attribution boundary

What the record establishes about AI use

admitted

Counsel admitted using Claude Sonnet 4.

Procedural posture

The court issued an order to show cause regarding Rule 11 sanctions following the submission of a supplemental brief containing fabricated legal authority. The court subsequently issued a final order imposing sanctions.

Correction behavior

Correction behavior is not separately verified in the current record.

Tracked discrepancy record

4 citation, quotation, or authority issues are recorded in the source dataset.

False Quotes: Case Law | Brief claimed Thuraissigiam included a sentence limiting its holding and the quoted line; court confirmed the quote is nowhere in the decision.
False Quotes: Case Law | Brief quoted Landon as stating a due-process proposition; court stated the quotation does not exist in the case.
False Quotes: Case Law | Brief asserted Reno contains a phrase about jurisdiction-stripping not barring challenges; court found the language is nowhere in Reno.
False Quotes: Case Law | Brief cited Wong Wing for a broad constitutional proposition; court found the quoted language does not exist in Wong Wing.

Questions this record answers

What happened in Gurpreet Kaur v. Captain Joel Desso?: The court sanctioned attorney Dennis Desmarais for submitting a brief containing fabricated legal quotations generated by Claude Sonnet 4. Finding a violation of Rule 11 and subjective bad faith, the court imposed a $1,000 fine, mandated completion of an AI-focused CLE course, and required the attorney to notify his client of the sanction.
Why does Gurpreet Kaur v. Captain Joel Desso matter for legal AI risk?: Fabricated quotes from real cases are treated the same as fake cases; verify every quotation against the opinion before signing Rule 11.
What does the public record establish about Gurpreet Kaur v. Captain Joel Desso?: The record summarizes the outcome described in the linked public source. The recorded document is hosted in the upstream publisher archive. This page is not a substitute for the complete docket, subsequent history, or jurisdiction-specific advice.
Which source supports this Gurpreet Kaur v. Captain Joel Desso summary?: The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; review the linked material and subsequent docket history before relying on this summary.

Related matters

Related by court, jurisdiction, tool, or classified failure pattern. Similarity does not imply the same facts or outcome.

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Linked evidence record

Damien Charlotin case archive

Publisher document archive
The recorded document is hosted in the upstream publisher archive.

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Public-record statuspublic record, not an allegation-only entry

Indexing eligibilitypublicly indexable with evidence status disclosed

Evidence-review statusprimary document verified

Published and maintained byManu Ayala · AI VortexIndependent legal AI risk intelligence

Evidence review recorded Jul 27, 2026

Source host classified Attribution boundary stated Limitations disclosed

Corpus checked Sep 10, 2026; latest tracked decision Sep 8, 2026. AI Vortex summarizes public records and does not replace the court document or legal research service.

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Evidence boundary

The record summarizes the outcome described in the linked public source. The recorded document is hosted in the upstream publisher archive. This page is not a substitute for the complete docket, subsequent history, or jurisdiction-specific advice.

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