Incident Tracker / United States (federal)
Anthony C. Hill v. Workday, Inc.
·United States District Court for the Northern District of California·US-FEDFineprovisional
The Northern District of California on 2026-04-28 admonished counsel, fined counsel $1,001, required four hours of live CLE, and ordered circulation of the sanction order in Anthony C. Hill v. Workday, Inc. Counsel filed a submission with one fabricated case citation and one mischaracterized case citation.
- Court
- United States District Court for the Northern District of California
- Date
- 2026-04-28
- Who used the AI
- Lawyer
- AI tool
- CoCounsel
- Conduct
- Plaintiff’s counsel submitted a discovery letter brief with nonexistent South Pointe Wholesale authority and a misrepresentation of Mir v. L-3; the fake citation was caused in part by use of Westlaw’s CoCounsel AI tool and lack of supervision. The court sanctioned supervising attorney Webb.
- Outcome
- Fine
- Penalty
- US$1,001
- Regulatory outcome
- No separate regulatory disposition recorded
- Status
- Provisional — written by the court-decisions pipeline, awaiting the editor
- Last checked
- 2026-09-08
Primary sources for this incident
Related regulation records for this incident
No related regulation record has been linked to this incident yet.
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Cite this record
SafeLegalAI Global Legal AI Incident Tracker, “Anthony C. Hill v. Workday, Inc.”, safelegalai.com/tracker/anthony-c-hill-v-workday-inc (accessed 2026-10-07). Data: CC BY 4.0.