Sanctions — Week of 2025-04-21

3 AI-hallucination sanctions decided between 2025-04-21 and 2025-04-27 (ISO week 2025-W17). Every ruling below is sourced from the public docket — case name, decided date, outcome, AI tool implicated (when named), and any monetary penalty language pulled verbatim from the ruling.

Week at a glance

Total rulings: 3
With monetary penalty: 1 of 3
Courts: 3
ISO week: 2025-W17

Outcomes this week

Other Side Compensated For Time Spent Through Costs Order (500 Cad)1
Warning1

AI tool implicated

Unidentified2
Implied1

This week’s read-across

3 rulings landed on the docket between 2025-04-21 and 2025-04-27. The most common recorded outcome this week was Other Side Compensated For Time Spent Through Costs Order (500 Cad) (1 of 3). Of the 3 rulings, 1 carried an explicit monetary penalty in the ruling text.

Unidentified was the most-implicated AI tool this week.

The pattern each week is remarkably stable: existence failures (Layer 1) dominate. Attorneys file briefs containing citations that do not exist in any primary source — usually because a general-purpose LLM fabricated the citation and no deterministic pre-filing check caught it. Every ruling below is a preventable filing. See /verify for the pre-filing tool.