Citation Not Found: Courts Confront AI Hallucinations

Short summary

AI-generated fabricated citations in legal filings are triggering judicial sanctions and regulatory crackdowns. US courts, particularly in New York, are adopting mandatory rules requiring lawyers to verify AI-generated content, disclose tool usage, and certify accuracy. Legal responsibility remains entirely with the attorney regardless of AI assistance.

• •Courts are sanctioning lawyers for submitting AI-hallucinated citations and fabricated case law in briefs
• •New York and federal courts adopting rules requiring AI disclosure, verification, and attorney certification in filings
• •Attorneys remain liable for accuracy; AI can speed research but cannot replace verification

Generated with AI, which can make mistakes.