yuehong v minister of citizenship and immigration, 2025 FC 1837

Unknown / Not Disclosed no human verificationfailure to correct after noticewrong citation to real sourcelack of candor about AI

I. Executive Summary

The Federal Court addressed an allegation by the respondent that applicant’s counsel had misused AI without declaring it. The court highlighted that counsel failed to correct a mis-citation (to a prior decision) and did not respond to the AI-misuse allegation in reply. The court emphasized counsel’s professional obligations and ordered costs of $500 payable personally by counsel to the respondent.

II. Conduct Analysis

Counsel filed materials containing an incorrect citation to a prior decision and did not correct the error or substantively address the respondent’s allegation of undeclared AI misuse.

III. Legal Foundations

Applicable procedural rules and judicial ethics codes.

IV. Key Facts

1) The respondent alleged misuse of AI and lack of disclosure by applicant’s counsel. 2) The court noted the cited prior decision (in counsel’s letter/materials) was misleading and not corrected. 3) The court found counsel did not respond to the AI-misuse allegation in reply.

V. Consequences & Sanction

1) Costs ordered against counsel personally due to the court’s concerns about counsel’s conduct, including the uncorrected citation error and non-response to the AI allegation.