Main Due Dates for Tax Payments

Income Tax, NIC and Capital Gains Tax – Self-Assessment
31 Jan in tax year Following 31 July Following 31 Jan } ·
50% of previous year’s income tax (less tax deducted at source) and class 4
of income tax and class 4 NICs, and all CGT and class 2 NICs
Inheritance Tax
On death Normally 6 months after month of death
Lifetime transfer 6 April – 30 September 30 April in following year
Lifetime transfer 1 October – 5 April 6 months after month of transfer
Corporation Tax
Self-Assessment: 9 months and 1 day after end of accounting period
  • Payable by instalments where profits are £1.5m or over. Normally payable in 7th, 10th, 13th and 16th months after start of accounting period
  • For accounting periods beginning after 31/3/2019 where profits are £20m or over. Normally payable in 3rd, 6th, 9th and 12th months after start of accounting period
  • Growing
    companies: no instalments where profits are £10m or less and the company
    was not a large company for the previous year



Make the payment on the previous working day where the due date falls on a weekend/bank holiday

Every month

19 Submit CIS contractors’ monthly return.
22 PAYE/NIC/CIS deductions paid electronically for period ending 5th of the month (19th if not paying electronically).

Month end

Submit CT600 for year ending 12 months previously.
Last day to amend CT600 for year ending 24 months previously.

April 2019

1 Making Tax Digital for VAT starts.

5 Submit final Full Payment Submission (FPS) or Employer Payment Summary (EPS) for 2018/19 and register to ‘payroll’ benefits and expenses in 2019/20.
6 First day of the 2019/20 tax year. Changes apply to tax allowances, rates and thresholds, and JISA limit. Auto-enrolment rates and limits increase.
19 Final day to send a late FPS for 2018/19. (From 20 April 2019 HMRC will accept FPSs with YTD figures and will also accept changes notified on an Earlier Year Update (EYU). A penalty will usually be charged.)
23 Interest accrues on employers’ unpaid PAYE and NIC for 2018/19 (20th if not paying electronically).

May 2019

1 Start of £10 daily penalty where the 2017/18 tax return has not been filed (charged for up to 90 days).

31 Last day to issue 2018/19 P60s to employees.

July 2019

5 Last date to agree a new PSA for 2018/19.

6 Deadline for employers to return forms P11D and P11D (b) for 2018/19 to HMRC and provide copies to employees.
22 Pay Class 1A NICs (19 July if not paying electronically)

31 Confirm tax credit claims for 2018/19 and renewal for 2019/20. Second payment on account for 2018/19 income tax and Class 4 NICs.

August 2019

1 Penalty of 5% of the tax due or £300, whichever is the greater, where the 2017/18 tax return has not been filed.

October 2019

5 Deadline to register for self-assessment for 2018/19.
22 Pay tax and Class 1B NIC on PSAs (19th if not paying electronically).
31 Deadline for 2018/19 tax return if filed on paper.

November 2019

30 Final date to open Help to Buy ISA

December 2019

30 Deadline to submit 2018/19 tax return online to have underpaid PAYE tax collected through the 2020/21 tax code.

January 2020

31 Submit 2018/19 self-assessment tax return. Pay balance of 2018/19 income tax, Class 4 NICs, all of Class 2 NICs and CGT, plus first payment on account for 2019/20 income tax and Class 4 NICs.

February 2020

1 Initial penalty imposed where the 2018/19 tax return has not been filed or has been filed on paper after 31 October 2019.

March 2019

2 Last day to pay 2018/19 tax to avoid automatic 5% penalty.

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