What Attorneys Need to Know About New York Courts’ New AI Rule, Jonathan Sellers

https://insights.ropers.com/post/102n18i/what-attorneys-need-to-know-about-new-york-courts-new-ai-rule

Publish Date: 2026-06-09 17:31:00

The New York State Unified Court System has adopted a new rule, Part 161, regulating the use of Artificial Intelligence (“AI”) by attorneys in New York State courts. While Part 161, titled “Use of Artificial Intelligence Technology,” does permit attorneys and parties to use AI programs and tools to assist in preparing pleadings and other legal documents that are to be filed with a court in New York State, the rule emphasizes the importance of ethical compliance and professional responsibility in the use of such technology. Part 161 is effective June 1, 2026.

Key Takeaways of Part 161:

Attorneys and parties are permitted to use AI programs and tools in the preparation of pleadings and other legal documents, provided they adhere to their existing duties and responsibilities under the law. Notably, an attorney is not required to disclose to a court that an AI tool was utilized in the preparation of a paper (NY CLS Standards & Admin Pol § 161.3).
Part 161 defines “AI” as any machine-based system capable of making predictions, recommendations, and/or decisions based on human-defined objectives and inputs. The term “paper” encompasses pleadings, motion briefs, memoranda, affidavits, and similar documents prepared for court submission, excluding evidentiary materials. (NY CLS Standards & Admin Pol § 161.2).
The new rule is based upon an attorney’s existing duties and responsibilities under the Rules of Professional Conduct, including the duty to independently review and verify the accuracy of the content of any document submitted to a court. Additionally, attorneys are still bound by the requirements of 22 NYCRR 130-1.1a, which requires any pleading, motion, and/or paper submitted to a court to be signed by an attorney, certifying that to the best of their knowledge, the content of the submission is not frivolous, inaccurate, or otherwise misleading to the court and/or another party.
Appendix A of Part 161 explains that each…

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