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HMRC Letter Decoder

Got a letter from HMRC? Find out what it means, how urgent it is, and what to do next.

This tool gives general guidance only — not professional advice. Your situation may have specific factors not covered here. Consider consulting a qualified professional.

This tool gives general guidance only — not professional tax advice. HMRC letters can vary and your circumstances may differ. If in doubt, contact HMRC directly or speak to a qualified accountant.

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HMRC Letter Decoder

Notice to file a tax return

Tax calculation (what you owe)

Tax calculation confirmation

Statement of account

Penalty for late filing

Penalty for late payment

Tax calculation (PAYE)

PAYE coding notice

Debt collection warning

Compliance check opening letter

Before you start