Tax Diary

1 November 2023 – Due date for Corporation Tax due for the year ended 31 January 2023.

19 November 2023 – PAYE and NIC deductions due for month ended 5 November 2023. (If you pay your tax electronically the due date is 22 November 2023.)

19 November 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 November 2023. 

19 November 2023 – CIS tax deducted for the month ended 5 November 2023 is payable by today.

1 December 2023 – Due date for Corporation Tax payable for the year ended 28 February 2023.

19 December 2023 – PAYE and NIC deductions due for month ended 5 December 2023. (If you pay your tax electronically the due date is 22 December 2023).

19 December 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 December 2023. 

19 December 2023 – CIS tax deducted for the month ended 5 December 2023 is payable by today.

30 December 2023 – Deadline for filing 2022-23 self-assessment tax returns online to include a claim for under payments to be collected via tax code in 2024-25.

1 October 2023 – Due date for Corporation Tax due for the year ended 31 December 2022.

19 October 2023 – PAYE and NIC deductions due for month ended 5 October 2023. (If you pay your tax electronically the due date is 22 October 2023.)

19 October 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 October 2023. 

19 October 2023 – CIS tax deducted for the month ended 5 October 2023 is payable by today.

31 October 2023 – Latest date you can file a paper version of your 2022-23 self-assessment tax return.

1 November 2023 – Due date for Corporation Tax due for the year ended 31 January 2023.

19 November 2023 – PAYE and NIC deductions due for month ended 5 November 2023. (If you pay your tax electronically the due date is 22 November 2023.)

19 November 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 November 2023. 

19 November 2023 – CIS tax deducted for the month ended 5 November 2023 is payable by today.

1 September 2023 – Due date for corporation tax due for the year ended 30 November 2022.

19 September 2023 – PAYE and NIC deductions due for month ended 5 September 2023. (If you pay your tax electronically the due date is 22 September 2023)

19 September 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 September 2023. 

19 September 2023 – CIS tax deducted for the month ended 5 September 2023 is payable by today.

1 October 2023 – Due date for Corporation Tax due for the year ended 31 December 2022.

19 October 2023 – PAYE and NIC deductions due for month ended 5 October 2023. (If you pay your tax electronically the due date is 22 October 2023.)

19 October 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 October 2023. 

19 October 2023 – CIS tax deducted for the month ended 5 October 2023 is payable by today.

31 October 2023 – Latest date you can file a paper version of your 2022-23 self-assessment tax return.

1 August 2023 – Due date for corporation tax due for the year ended 31 October 2022.

19 August 2023 – PAYE and NIC deductions due for month ended 5 August 2023. (If you pay your tax electronically the due date is 22 August 2023)

19 August 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 August 2023. 

19 August 2023 – CIS tax deducted for the month ended 5 August 2023 is payable by today.

1 September 2023 – Due date for corporation tax due for the year ended 30 November 2022.

19 September 2023 – PAYE and NIC deductions due for month ended 5 September 2023. (If you pay your tax electronically the due date is 22 September 2023)

19 September 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 September 2023. 

19 September 2023 – CIS tax deducted for the month ended 5 September 2023 is payable by today.
 

1 July 2023 – Due date for corporation tax due for the year ended 30 September 2022.

6 July 2023 – Complete and submit forms P11D return of benefits and expenses and P11D(b) return of Class 1A NICs.

19 July 2023 – Pay Class 1A NICs (by the 22 July 2023 if paid electronically).

19 July 2023 – PAYE and NIC deductions due for month ended 5 July 2023. (If you pay your tax electronically the due date is 22 July 2023).

19 July 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 July 2023. 

19 July 2023 – CIS tax deducted for the month ended 5 July 2023 is payable by today.

1 August 2023 – Due date for corporation tax due for the year ended 31 October 2022.

19 August 2023 – PAYE and NIC deductions due for month ended 5 August 2023. (If you pay your tax electronically the due date is 22 August 2023)

19 August 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 August 2023. 

19 August 2023 – CIS tax deducted for the month ended 5 August 2023 is payable by today.

1 June 2023 – Due date for corporation tax due for the year ended 31 August 2022.

19 June 2023 – PAYE and NIC deductions due for month ended 5 June 2023. (If you pay your tax electronically the due date is 22 June 2023).

19 June 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 June 2023. 

19 June 2023 – CIS tax deducted for the month ended 5 June 2023 is payable by today.

1 July 2023 – Due date for corporation tax due for the year ended 30 September 2022.

6 July 2023 – Complete and submit forms P11D return of benefits and expenses and P11D(b) return of Class 1A NICs.

19 July 2023 – Pay Class 1A NICs (by the 22 July 2023 if paid electronically).

19 July 2023 – PAYE and NIC deductions due for month ended 5 July 2023. (If you pay your tax electronically the due date is 22 July 2023).

19 July 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 July 2023. 

19 July 2023 – CIS tax deducted for the month ended 5 July 2023 is payable by today.

1 May 2023 – Due date for corporation tax due for the year ended 30 July 2022.

19 May 2023 – PAYE and NIC deductions due for month ended 5 May 2023. (If you pay your tax electronically the due date is 22 May 2023).

19 May 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 May 2023. 

19 May 2023 – CIS tax deducted for the month ended 5 May 2023 is payable by today.

31 May 2023 – Ensure all employees have been given their P60s for the 2022/23 tax year.

1 June 2023 – Due date for corporation tax due for the year ended 31 August 2022.

19 June 2023 – PAYE and NIC deductions due for month ended 5 June 2023. (If you pay your tax electronically the due date is 22 June 2023).

19 June 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 June 2023. 

19 June 2023 – CIS tax deducted for the month ended 5 June 2023 is payable by today.

1 April 2023 – Due date for Corporation Tax due for the year ended 30 June 2022.

19 April 2023 – PAYE and NIC deductions due for month ended 5 April 2023. (If you pay your tax electronically the due date is 22 April 2023).

19 April 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 April 2023. 

19 April 2023 – CIS tax deducted for the month ended 5 April 2023 is payable by today.

30 April 2023 – 2021-22 tax returns filed after this date will be subject to an additional £10 per day late filing penalty for a maximum of 90 days.

1 May 2023 – Due date for corporation tax due for the year ended 30 July 2022.

19 May 2023 – PAYE and NIC deductions due for month ended 5 May 2023. (If you pay your tax electronically the due date is 22 May 2023).

19 May 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 May 2023. 

19 May 2023 – CIS tax deducted for the month ended 5 May 2023 is payable by today.

31 May 2023 – Ensure all employees have been given their P60s for the 2022/23 tax year.

1 March 2023 – Due date for Corporation Tax due for the year ended 31 May 2022.

2 March 2023 – Self-Assessment tax for 2021-22 paid after this date will incur a 5% surcharge unless liabilities are cleared by 1 April 2023, or an agreement has been reached with HMRC under their time to pay facility by the same date.

19 March 2023 – PAYE and NIC deductions due for month ended 5 March 2023 (If you pay your tax electronically the due date is 22 March 2023).

19 March 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 March 2023. 

19 March 2023 – CIS tax deducted for the month ended 5 March 2023 is payable by today.

1 April 2023 – Due date for Corporation Tax due for the year ended 30 June 2022.

19 April 2023 – PAYE and NIC deductions due for month ended 5 April 2023. (If you pay your tax electronically the due date is 22 April 2023).

19 April 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 April 2023. 

19 April 2023 – CIS tax deducted for the month ended 5 April 2023 is payable by today.

30 April 2023 – 2021-22 tax returns filed after this date will be subject to an additional £10 per day late filing penalty for a maximum of 90 days.

1 February 2023 – Due date for corporation tax payable for the year ended 30 April 2022.

19 February 2023 – PAYE and NIC deductions due for month ended 5 February 2023. (If you pay your tax electronically the due date is 22 February 2023)

19 February 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 February 2023. 

19 February 2023 – CIS tax deducted for the month ended 5 February 2023 is payable by today.

1 March 2023 – Due date for Corporation Tax due for the year ended 31 May 2022.

2 March 2023 – Self-Assessment tax for 2021-22 paid after this date will incur a 5% surcharge unless liabilities are cleared by 1 April 2023, or an agreement has been reached with HMRC under their time to pay facility by the same date.

19 March 2023 – PAYE and NIC deductions due for month ended 5 March 2023 (If you pay your tax electronically the due date is 22 March 2023).

19 March 2023 – Filing deadline for the CIS300 monthly return for the month ended 5 March 2023. 

19 March 2023 – CIS tax deducted for the month ended 5 March 2023 is payable by today.