AI hallucination cases in Australia
JNE24 v Minister for Immigration and Citizenship
[2025] FedCFamC2G 1314
| Detail | What the trackers record |
|---|---|
| Court | Federal Circuit and Family Court of Australia (Division 2) |
| Jurisdiction | Commonwealth |
| Date | 15 August 2025 |
| Who used AI | Lawyer |
| Tool named by the trackers | Claude AI, Microsoft Copilot |
| Sanction for the AI use | Professional sanction |
| Outcome | Referral to the Bar; Personal costs order against lawyer (who reimbursed his client) |
| Citation | [2025] FedCFamC2G 1314 |
Summary from the trackers
OBITER
The Applicant’s lawyer filed written submissions with the Court that contained four case citations of authorities that either do not exist or do not stand as authority for the proposition (see [1], [26]) **.** The Applicant’s lawyer filed an affidavit in which they advised that they had relied upon Claude AI ‘… as a research tool to identify potentially relevant authorities and to improve my legal arguments and position’ ([14]). The Applicant’s lawyer said that they then used another AI tool, M
The tracker extract ends in the middle of a sentence.
Court AI rules
Sources
- OBITER AI Hallucination Cases: Australia
- AustLII
- AI Hallucination Cases Database, Damien Charlotin (CC BY 4.0)
All AI hallucination cases in Australia · Commonwealth · Court AI practice notes