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Regulation Tracker / United States (state)

Standing Order, General Chancery Calendar 9

Circuit Court of Cook County, Chancery Division — Judge Cecilia A. Horan · Illinois

last revised 2026-09-06last verified 2026-09-061 versioncountry page →

Standing orderIn forceDisclosure

map categories:Disclosure of AI use in filings

Unverified: we have not yet opened the official document at the linked address. The record is listed for completeness and excluded from search indexes until confirmed.

Judge Horan’s Cook County Chancery Calendar 9 standing order, effective April 5, 2024, requires disclosure in the caption when large language model artificial intelligence, such as ChatGPT, is used to prepare briefs or other submissions. The order states that failure to disclose may result in sanctions.

Applies to
lawyers, parties
Effective
05 Apr 2024
Current version
As posted (undated) · 06 Sept 2026
Last verified
06 Sept 2026
Official text
ocj-web-files.s3.us-east-2.amazonaws.com/orders/SO%202024%20CH%20Judge…

What the document requires

  • The order applies to use of large language model artificial intelligence, naming ChatGPT as an example.
  • Use of large language model AI in preparing briefs or other court submissions must be disclosed.
  • The disclosure must be indicated in the caption on the motion, brief, or other filing.
  • Failure to include the disclosure may result in sanctions.

Version history

VersionDateWhat changedSource
As posted (undated)current2026-09-06First version recorded.official

Sources

Cite this record

SafeLegalAI Legal AI Regulation Tracker, "Standing Order, General Chancery Calendar 9" (Circuit Court of Cook County, Chancery Division — Judge Cecilia A. Horan, As posted (undated), 2026-09-06), safelegalai.com/regulation/us-state/us-il-cook-horan-2024-llm-caption-disclosure (accessed 2026-09-16). Data: CC BY 4.0.

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