Australia · Legal Practice

Australia: Suspected AI-Assisted Character Reference

At sentencing, the judge suspected the defendant’s brother’s character reference had used a large language model or machine translation and gave it very little weight. Its AI origin was not established.

Court or tribunal
Supreme Court of the Australian Capital Territory
Representative decision date
7 February 2024
Procedural status
Sentencing Judgment
Case number
SCC 90 of 2022;判例引注[2024] ACTSC 19

01

Factual background & dispute

  • The offender pleaded guilty to obtaining property by deception and tendered character references from relatives and other members of his community at sentencing.
  • The brother’s reference used generic, repetitive language inconsistent with the relationship, prompting suspicion of large-language-model or machine-translation assistance.
  • The author gave no evidence about how the reference was prepared, while counsel had only been instructed that computer translation might have been used.

02

Core issues & judicial focus

  1. What weight a sentencing court should give a character reference generated or rewritten with a large language model
  2. How automated translation may affect the linguistic detail and reliability of a character reference
  3. What enquiries counsel must make before tendering such material

03

Judicial finding & holding

  • The court gave the reference very little weight without conclusively finding it was AI-generated.
  • The wholly suspended sentence of 21 months and 15 days and AUD 6,000 fine punished the underlying criminal offence, not AI use.

04

Practical risk implications

01The named author should verify any character reference, expert material, or factual statement prepared with generative AI and disclose how the tool was used.

02Lawyers should confirm the generation, rewriting, and translation process with the author and retain a record of that verification.

03Review should identify generic praise, mismatched relationships, and unusual repetition associated with generated text.

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