Australia’s Federal Court has implemented new rules in response to concerns about AI hallucinations occurring in legal filings, which have been linked to 73 cases featuring false citations and fabricated quotes. This decision aligns with a broader trend in Australian courts that aims to establish guidelines to address the increasing use of AI in legal practices. The court has emphasized the importance of human oversight, warning lawyers against relying on AI-generated outputs without thorough verification to ensure accuracy and maintain the integrity of legal submissions.

Federal Court of Australia: The Federal Court of Australia is a superior court established under the Australian Constitution that exercises jurisdiction over federal matters including commercial, competition, intellectual property, and native title disputes. It recently published the Generative Artificial Intelligence Practice Note (GPN-AI) on April 16, 2026, following consultations to guide the responsible use of AI in court proceedings. This update addresses issues like AI hallucinations causing false citations and fabricated quotes in legal filings.

Practice Note: GPN-AI recognizes generative AI’s potential to enhance efficiency while requiring practitioners to disclose its use and verify outputs for accuracy.
Trend in Courts: Australian courts are issuing guidelines to combat AI hallucinations amid rising use in legal practice.
Judicial Warnings: The court has warned lawyers against unacceptable AI-generated errors in submissions, emphasizing human oversight.