1 April 2015 - Due date for Corporation Tax due for the year ended 30 June 2014.

 19 April 2015 - PAYE and NIC deductions due for month ended 5 April 2015. (If you pay your tax electronically the due date is 22 April 2015.)

 19 April 2015 - Filing deadline for the CIS300 monthly return for the month ended 5 April 2015.

 19 April 2015 - CIS tax deducted for the month ended 5 April 2015 is payable by today.

 1 May 2015 - Due date for Corporation Tax due for the year ended 31 July 2014.

 19 May 2015 - PAYE and NIC deductions due for month ended 5 May 2015. (If you pay your tax electronically the due date is 22 May 2015.)

 19 May 2015 - Filing deadline for the CIS300 monthly return for the month ended 5 May 2015.

 19 May 2015 - CIS tax deducted for the month ended 5 May 2015 is payable by today.

 31 May 2015 - Ensure all employees have been given their P60s for the 2014-15 tax year.