Your situation (2026/27)

Tick anything that applies. The verdict updates instantly, no sign-up.

Verdict

Based on what you ticked, HMRC expects a Self Assessment tax return.

Nothing you ticked triggers a return, but check with HMRC if your situation is unusual.

Why

What to do next

  1. Register for Self Assessment to get your UTR (allow ~10 working days).
  2. File online by 31 January after the tax year ends.
  3. Pay any tax owed by the same 31 January deadline.
Register on GOV.UK (free)

Guide only, it doesn't cover every edge case (trusts, non-residence, ministers of religion, etc.). HMRC's position is final.

Work out the bill

Self Assessment tax

Estimate what you'll owe

Side hustle tax

Tax on a second income

Self-employed tax

Income Tax + Class 4 NI
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