1 November 2019 - Due date for Corporation Tax due for the year ended 31 January 2019.

19 November 2019 - PAYE and NIC deductions due for the month ended 5 November 2019. (If you pay your tax electronically the due date is 22 November 2019.)

19 November 2019 - Filing deadline for the CIS300 monthly return for the month ended 5 November 2019. 

19 November 2019 - CIS tax deducted for the month ended 5 November 2019 is payable by today.

1 December 2019 - Due date for Corporation Tax due for the year ended 28 February 2019.

19 December 2019 - PAYE and NIC deductions due for the month ended 5 December 2019. (If you pay your tax electronically the due date is 22 December 2019)

19 December 2019 - Filing deadline for the CIS300 monthly return for the month ended 5 December 2019. 

19 December 2019 - CIS tax deducted for the month ended 5 December 2019 is payable by today.

30 December 2019 - Deadline for filing 2018-19 self-assessment tax returns online to include a claim for under payments to be collected via tax code in 2020-21.