Australian Lawyer apologizes for fake quotes, fabricated judgments generated by AI in murder case

CBS USA

A senior lawyer in Australia has apologized to a judge for filing submissions in a murder case that included fake quotes and nonexistent case judgments generated by artificial intelligence.

The blunder in the Supreme Court of Victoria state is another in a litany of mishaps AI has caused in justice systems around the world.

Defense lawyer Rishi Nathwani, who holds the prestigious legal title of King’s Counsel, took “full responsibility” for filing incorrect information in submissions in the case of a teenager charged with murder, according to court documents seen by The Associated Press on Friday.

“We are deeply sorry and embarrassed for what occurred,” Nathwani told Justice James Elliott on Wednesday, on behalf of the defense team.

The errors caused a 24-hour delay in resolving a case that Elliott had hoped to conclude on Wednesday. Elliott ruled on Thursday that Nathwani’s client, who cannot be identified because he is a minor, was not guilty of murder because of mental impairment.

“At the risk of understatement, the manner in which these events have unfolded is unsatisfactory,” Elliott told lawyers on Thursday.

“The ability of the court to rely upon the accuracy of submissions made by counsel is fundamental to the due administration of justice,” Elliott added.

The fake submissions included fabricated quotes from a speech to the state legislature and nonexistent case citations purportedly from the Supreme Court.

The AI-generated errors were discovered by the Elliot’s associates, who couldn’t find the cases cited and requested that defense lawyers provide copies, the Australian Broadcasting Corporation previously reported.

The lawyers admitted the citations “do not exist” and that the submission contained “fictitious quotes,” court documents say.

The lawyers explained they checked that the initial citations were accurate and wrongly assumed the others would also be correct.

The submissions were also sent to prosecutor Daniel Porceddu, who didn’t check their accuracy.

The judge noted that the Supreme Court released guidelines last year for how lawyers use AI.

“It is not acceptable for artificial intelligence to be used unless the product of that use is independently and thoroughly verified,” Elliott said.

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