HomeCasesDavid Jeffs v London Borough of Lewisham

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Corpus matter record

David Jeffs v London Borough of Lewisham

First-tier Tribunal · Mar 16, 2026

GBEditorial impact: lowfake citationsfabricated quotesmisrepresented authoritycontract

Direct answer

What happened in this matter?

False Quotes: Legal Norm | Applicant relied on an invented wording of regulation 7(5); Tribunal pointed out the Regulation's actual wording does not state the service rule the Applicant quoted. Outcome: Cost-related relief refused in part because of AI misuse.

Why the court cared: The record concerns whether authorities presented to the decision-maker existed and could be verified. The tracked outcome is Cost-related relief refused in part because of AI misuse; the linked source controls the precise reasoning.
Why it matters now: This matter connects fake citations and fabricated quotes involving Unidentified with Cost-related relief refused in part because of AI misuse in First-tier Tribunal, making it a concrete reference point for verification, supervision, and response controls.

Why this matter is tracked

Operational lesson

This matter connects fake citations and fabricated quotes involving Unidentified with Cost-related relief refused in part because of AI misuse in First-tier Tribunal, making it a concrete reference point for verification, supervision, and response controls.

Record details

CourtFirst-tier Tribunal

Jurisdictioninternational

CircuitNot recorded

DateMar 16, 2026

AI toolUnidentified

Party typeLawyer

OutcomeCost-related relief refused in part because of AI misuse

Known amountNot recorded

Professional sanctionNo

Attribution boundary

What the record establishes about AI use

not established

The current record does not establish a specific AI tool. Do not infer AI use beyond the source.

Procedural posture

Cost-related relief refused in part because of AI misuse

Correction behavior

Correction behavior is not separately verified in the current record.

Tracked discrepancy record

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

False Quotes: Legal Norm | Applicant relied on an invented wording of regulation 7(5); Tribunal pointed out the Regulation's actual wording does not state the service rule the Applicant quoted.
Fabricated: Case Law | Applicant cited a non-existent case titled 'Regent Management Ltd v Daejan Investments Ltd'; Tribunal found this case did not exist and was likely invented/adapted by AI.
Misrepresented: Case Law | Applicant cited Daejan Investments Ltd v Benson [2013] UKSC 14 but relied on principles irrelevant to the issues; Tribunal found the case did not support Applicant's submissions as cited.
Misrepresented: Case Law | Applicant cited Lambeth LBC v Kelly [2022] UKUT 290 (LC) for a point outside its scope; Tribunal held the case related to dispensations under s20ZA and was not relevant as relied upon.
Misrepresented: Case Law | Applicant cited Collingwood v Carillion House Eastbourne Limited [2021] UKUT 246 (LC) but Tribunal found it concerned a different procedural issue and was not applicable to the Applicant's argument.

Questions this record answers

What happened in David Jeffs v London Borough of Lewisham?: False Quotes: Legal Norm | Applicant relied on an invented wording of regulation 7(5); Tribunal pointed out the Regulation's actual wording does not state the service rule the Applicant quoted. Outcome: Cost-related relief refused in part because of AI misuse.
Why does David Jeffs v London Borough of Lewisham matter for legal AI risk?: This matter connects fake citations and fabricated quotes involving Unidentified with Cost-related relief refused in part because of AI misuse in First-tier Tribunal, making it a concrete reference point for verification, supervision, and response controls.
What does the public record establish about David Jeffs v London Borough of Lewisham?: 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 David Jeffs v London Borough of Lewisham 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.

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

Victoria Place Flats RTM Company Ltd & ors v Assethold LimitedFirst-tier Tribunal · Oct 23, 2025same court · fake citations + misrepresented authority Chi Keung Lee & others v Blackpool B&B LimitedFirst-tier Tribunal · Oct 17, 2025same court · fake citations + contract Holloway v BecklesFirst-tier Tribunal · Aug 12, 2025same court · fake citations + contract Joshua Harris v. Pinnacle Bank (2)N.D. Mississippi · May 7, 2026fake citations + fabricated quotes · same recorded tool: Unidentified Ellen Michaelis v. Wilmington Savings Fund SocietySC New York · Apr 3, 2026fake citations + fabricated quotes · same recorded tool: Unidentified Jorge A. Zea v. National Association of REALTORSS.D. Florida · Mar 24, 2026fake citations + fabricated quotes · same recorded tool: Unidentified

Linked evidence record

Damien Charlotin case archive

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

Open recorded source

Publication statusevidence baseline passed

Published by AI Vortex · Manu Ayala
Page updated Jul 27, 2026

Source host classified Attribution boundary stated Limitations disclosed

Corpus checked Jul 23, 2026; latest tracked decision Jul 21, 2026. AI Vortex summarizes public records and does not replace the court document or legal research service.

Use this record

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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.

Read methodology

Why this matter is tracked

Operational lesson

Tracked discrepancy record

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

False Quotes: Legal Norm | Applicant relied on an invented wording of regulation 7(5); Tribunal pointed out the Regulation's actual wording does not state the service rule the Applicant quoted.

Fabricated: Case Law | Applicant cited a non-existent case titled 'Regent Management Ltd v Daejan Investments Ltd'; Tribunal found this case did not exist and was likely invented/adapted by AI.

Misrepresented: Case Law | Applicant cited Daejan Investments Ltd v Benson [2013] UKSC 14 but relied on principles irrelevant to the issues; Tribunal found the case did not support Applicant's submissions as cited.

Misrepresented: Case Law | Applicant cited Lambeth LBC v Kelly [2022] UKUT 290 (LC) for a point outside its scope; Tribunal held the case related to dispensations under s20ZA and was not relevant as relied upon.

Misrepresented: Case Law | Applicant cited Collingwood v Carillion House Eastbourne Limited [2021] UKUT 246 (LC) but Tribunal found it concerned a different procedural issue and was not applicable to the Applicant's argument.

Questions this record answers

What happened in David Jeffs v London Borough of Lewisham?

Why does David Jeffs v London Borough of Lewisham matter for legal AI risk?

What does the public record establish about David Jeffs v London Borough of Lewisham?

Which source supports this David Jeffs v London Borough of Lewisham 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.