Apr6
Making Tax Digital2026/27
2026/27 tax year begins
Mon, 6 April 2026
Start new tax-year records. MTD for Income Tax begins for mandated sole traders and landlords with qualifying income over £50,000.
2026/27 UK planning calendar
UK Tax Deadlines Calendar
Filter common deadlines, calculate dates tied to your own company or VAT period, and download reminders to your calendar.
Jul31
Self Assessment2025/26
Second Self Assessment payment on account
Fri, 31 July 2026
Second payment on account towards the 2025/26 bill, where payments on account apply.
Aug7
Making Tax Digital2026/27
First MTD quarterly update
Fri, 7 August 2026
Deadline for the first cumulative quarterly update for 2026/27.
Oct5
Self Assessment2025/26
Register for Self Assessment
Mon, 5 October 2026
Tell HMRC if you need to file for 2025/26 and have not previously registered.
Oct31
Self Assessment2025/26
Paper Self Assessment return
Sat, 31 October 2026
Deadline for paper returns for the year ended 5 April 2026.
Nov7
Making Tax Digital2026/27
Second MTD quarterly update
Sat, 7 November 2026
Deadline for the second cumulative quarterly update for 2026/27.
Dec30
Self Assessment2025/26
Optional PAYE collection deadline
Wed, 30 December 2026
Submit an eligible online 2025/26 return by this date if asking HMRC to collect qualifying tax through a PAYE code.
Jan31
Self Assessment2025/26
Online Self Assessment return and payment
Sun, 31 January 2027
File the 2025/26 online return, pay the balancing amount, and make the first 2026/27 payment on account where applicable.
Feb7
Making Tax Digital2026/27
Third MTD quarterly update
Sun, 7 February 2027
Deadline for the third cumulative quarterly update for 2026/27.
Apr5
Self Assessment2026/27
2026/27 tax year ends
Mon, 5 April 2027
Close the tax-year record, check missing evidence, and prepare year-end adjustments.
May7
Making Tax Digital2026/27
Fourth MTD quarterly update
Fri, 7 May 2027
Deadline for the fourth cumulative quarterly update for 2026/27.
Jul31
Self Assessment2026/27
Second 2026/27 payment on account
Sat, 31 July 2027
Second payment on account towards the 2026/27 Self Assessment bill, where applicable.
Oct5
Self Assessment2026/27
Register for 2026/27 Self Assessment
Tue, 5 October 2027
Tell HMRC if you need to file for 2026/27 and have not previously registered.
Oct31
Self Assessment2026/27
2026/27 paper return
Sun, 31 October 2027
Deadline for paper Self Assessment returns for the year ended 5 April 2027.
Jan31
Self Assessment2026/27
2026/27 online return and balancing payment
Mon, 31 January 2028
File the 2026/27 online return and pay the balancing amount plus any first payment on account for 2027/28.
Calculate your variable deadlines
Company and VAT deadlines depend on dates specific to the business. These calculators show the usual position; always confirm it in the relevant online account.
Private company year end
For an established private company with taxable profits not paid by instalments.
Pay Corporation Tax
Usually 9 months and 1 day after the period end
Fri, 1 January 2027
File annual accounts
Usually 9 months after a private-company year end
Thu, 31 December 2026
File Company Tax Return
Usually 12 months after the accounting period end
Wed, 31 March 2027
First accounts, shortened periods, public companies, and companies with larger profits can follow different rules.
VAT period end
The usual online filing and cleared-payment deadline for a standard VAT period.
Usual return and payment deadline
Fri, 7 August 2026
One calendar month and 7 days after the period end.
Annual Accounting, payment methods, weekends, bank holidays, and HMRC directions can affect timing. Check the deadline and cleared-payment date in the VAT online account.
PAYE and National Insurance
Usually 22nd monthly
Electronic payment normally needs to clear HMRC by the 22nd after the tax month; postal payment is generally due by the 19th. Quarterly payment may apply to eligible smaller employers.
Full Payment Submission
On or before payday
Send the FPS when or before employees are paid, subject to limited exceptions. EPS deadlines depend on the adjustment being reported.
Confirmation statement
At least every 12 months
A company normally has 14 days after its review period ends to file. Check the company register for the exact confirmation date and deadline.
Sources and important limitations
Deadlines can change because of registration dates, accounting periods, payment methods, weekends, bank holidays, HMRC notices, and special regimes. Your HMRC and Companies House accounts are authoritative.