1 September 2022 – Due date for Corporation Tax due for the year ended 30 November 2021.

19 September 2022 – PAYE and NIC deductions due for month ended 5 September 2022. (If you pay your tax electronically the due date is 22 September 2022)

19 September 2022 – Filing deadline for the CIS300 monthly return for the month ended 5 September 2022. 

19 September 2022 – CIS tax deducted for the month ended 5 September 2022 is payable by today.

1 October 2022 – Due date for Corporation Tax due for the year ended 31 December 2021.

19 October 2022 – PAYE and NIC deductions due for month ended 5 October 2022. (If you pay your tax electronically the due date is 22 October 2022.)

19 October 2022 – Filing deadline for the CIS300 monthly return for the month ended 5 October 2022. 

19 October 2022 – CIS tax deducted for the month ended 5 October 2022 is payable by today.

31 October 2022 – Latest date you can file a paper version of your 2021-22 self-assessment tax return.

Source:HM Revenue & Customs| 07-08-2022