1 January 2016 - Due date for Corporation Tax due for the year ended 31 March 2015.

 19 January 2016 - PAYE and NIC deductions due for month ended 5 January 2016. (If you pay your tax electronically the due date is 22 January 2016.)

 19 January 2016 - Filing deadline for the CIS300 monthly return for the month ended 5 January 2016.

 19 January 2016 - CIS tax deducted for the month ended 5 January 2016 is payable by today.

 31 January 2016 – Last day to file 2014-15 Self Assessment tax returns online.

 31 January 2016 – Balance of Self Assessment tax owing for 2014-15 due to be settled today. Also first payment on account for 2015-16 due today.

 1 February 2016 - Due date for Corporation Tax payable for the year ended 30 April 2015.

 19 February 2016 - PAYE and NIC deductions due for month ended 5 February 2016. (If you pay your tax electronically the due date is 22 February 2016.)

 19 February 2016 - Filing deadline for the CIS300 monthly return for the month ended 5 February 2016.

 19 February 2016 - CIS tax deducted for the month ended 5 February 2016 is payable by today.