Source data
UK Self Assessment filing and payment dates
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- 2026-10-05Tell HMRC a return is needed
People who need to register or reactivate in the circumstances listed by HMRC Source 1
- 2026-10-31Paper filing
Most paper returns, received by HMRC Source 1
- 2026-12-30File to request payment through tax code
Eligible taxpayers who want to pay through their code Source 1
- 2027-01-31Online filing and balancing payment
Most online filers and tax due Source 1
- 2027-07-31Second payment on account
Taxpayers who have to make payments on account Source 2
Find the filing date and the payment date that match your case.
UK Self Assessment filing and payment dates
These dates apply to the usual HMRC timetable for this tax year. Late registration, certain partnerships and some other cases can have different filing instructions.
| Source | |||
|---|---|---|---|
| 2026-10-05 | Tell HMRC a return is needed | People who need to register or reactivate in the circumstances listed by HMRC | Source 1 |
| 2026-10-31 | Paper filing | Most paper returns, received by HMRC | Source 1 |
| 2026-12-30 | File to request payment through tax code | Eligible taxpayers who want to pay through their code | Source 1 |
| 2027-01-31 | Online filing and balancing payment | Most online filers and tax due | Source 1 |
| 2027-07-31 | Second payment on account | Taxpayers who have to make payments on account | Source 2 |