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UK tax deadlines, counted down
Every date HMRC and Companies House will fine you for missing. Bookmark this page.
Next up
Register for Self Assessment
5 October 2026
52
days
10
hours
08
mins
Full calendar
5
Oct
Register for Self Assessment
If you became self-employed in the last tax year.
Newly self-employed
52
days
7
Oct
VAT return (quarterly)
Due 1 month + 7 days after quarter end.
VAT-registered businesses
54
days
31
Oct
Self Assessment paper deadline
Online filers have until 31 January.
Paper filers (rare)
78
days
31
Jan
Self Assessment online filing
Filing + balancing payment + first payment on account.
Sole traders & Ltd directors
170
days
31
Jul
Second payment on account
Half of last year's tax, paid in advance.
Self-employed with >£1k tax bill
351
days
13
Aug
Companies House confirmation statement
Annual confirmation — review your statutory info.
Ltd companies
364
days