Description: In Douglas v. Deutsche Bank National Trust Co., attorney Loishirl W. Hall acknowledged using Google's generative AI search tool to locate case authority and failing to verify citations before an appellate brief was filed. The D.C. Court of Appeals found four cited cases did not exist, said the filing misdirected the court and burdened judicial resources, struck Deutsche Bank's brief, and referred the matter for disciplinary review.
Entities
View all entitiesAlleged: Google developed an AI system deployed by Loishirl W. Hall , Lawyers and Legal professionals, which harmed District of Columbia Court of Appeals , Courts , Legal clients , Judicial integrity , Epistemic integrity and Parties to legal proceedings.
Alleged implicated AI systems: Google Search and AI-assisted legal research systems
Incident Stats
Incident ID
1682
Report Count
2
Incident Date
2025-08-12
Editors
Daniel Atherton
Incident Reports
Reports Timeline
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The District of Columbia Court of Appeals said in a ruling on Thursday, opens new tab that lawyers for a Deutsche Bank subsidiary in a mortgage foreclosure lawsuit cited nonexistent cases generated by artificial intelligence, calling the m…
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AIID Editor’s Note: This Markdown transcription was prepared from the original court PDF for AIID archival and search use. It preserves the full extracted text, but Markdown cannot reproduce the PDF’s authoritative legal formatting. Consul…
Variants
A "variant" is an AI incident similar to a known case—it has the same causes, harms, and AI system. Instead of listing it separately, we group it under the first reported incident. Unlike other incidents, variants do not need to have been reported outside the AIID. Learn more from the research paper.
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