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Canada Revenue Agency (CRA) AI Chatbot 'Charlie' Reportedly Gave Incorrect Tax Filing Guidance at Scale

AI Incident Database · article · Dec 12, 2025 · UTC

Charlie the Chatbot, an AI-powered system deployed by the Canada Revenue Agency (CRA), has reportedly been providing inaccurate or incomplete tax-related information to members of the public. An audit by the Auditor General of Canada reportedly found the chatbot produced correct responses in fewer than half of tested cases. The system has been publicly available across multiple CRA webpages since March 2020 and reportedly used by millions of users.

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recordType
incident-report
evidenceStatus
reported
region
Global

Reported occurrence date: 2025-12-12T00:00:00.000Z

Evidence & attribution

AI Incident Database, Responsible AI Collaborative; McGregor (2021), Preventing Repeated Real World AI Failures by Cataloging Incidents. Incident-specific contributor credits are available at each citation link. Metadata adapted; article text excluded.

License: CC BY-SA 4.0

First collected: 2026-09-19T22:50:59.123Z. This is not the publication date.

Observed changes

AIIC observation times, not verified publisher revision times. Up to eight recent revisions.

2026-09-20T23:22:28.549Z

  • publishedAt: Not provided2025-12-12T00:00:00.000Z