Tax Diary November/December 2023

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.

Source: HM Revenue & Customs | 12-10-2023

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