Reverse a Fraudulent Tax Return or Refund

    The tax authority will lock the account and start a recovery process if you act fast.

    JDCS
    By Jordan Dickson · Reviewed by CSG Security Engineers

    Updated June 2026 · 1 min read

    The tax authority will lock the account and start a recovery process if you act fast.

    What to do

      • UK: report to HMRC's Fraud Hotline and complete a 'Fraudulent self-assessment' report
      • AU: ring the ATO Client Identity Support Centre and ask for an Identity Crime case manager
      • US: file IRS Form 14039 (Identity Theft Affidavit) and request an IP PIN
      • Restore the correct bank account, address and contact details on the tax portal
      • Keep all reference numbers; ask for written confirmation that the fraudulent return is being investigated

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    JD

    Written by

    Jordan Dickson

    Founder, CyberSecurityGuides

    Founder of CyberSecurityGuides, writing practical, jargon-free guides that help everyday people recover from and protect against online attacks.

    Reviewed by CSG Security Engineers

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