1 January 2019 - Due date for Corporation Tax due for the year ended 31 March 2018.

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

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

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

31 January 2019 – Last day to file 2017-18 Self-Assessment tax returns online.

31 January 2019 – Balance of Self-Assessment tax owing for 2017-18 due to be settled on or before today. Also due is any first payment on account for 2018-19.

1 February 2019 - Due date for Corporation Tax payable for the year ended 30 April 2018.

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

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

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