Tax Diary October/November 2023

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.

Source: HM Revenue & Customs | 12-09-2023

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