1 April 2016 - Due date for Corporation Tax due for the year ended 30 June 2015.

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

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

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

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

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

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

 31 May 2016 - Ensure all employees have been given their P60s for the 2015-16 tax year.