1 July 2010 - Due date for corporation tax due for the year ended 30 September 2009.

6 July 2010 - Complete and submit forms P11D return of benefits and expenses and P11D(b) return of Class 1A NICs.

6 July 2010 - Deadline for submission of new Tax Credit application for 2010-2011, if you want to secure a full year's claim.

6 July 2010 - Deadline for submitting form 42 (reporting of transactions in employment related securities).

19 July 2010 - Pay Class 1A NICs (by the 22 July 2010 if paid electronically).

19 July 2010 - PAYE and NIC deductions due for month ended 5 July 2010. (If you pay your tax electronically the due date is 22 July 2010)

19 July 2010 - Filing deadline for the CIS300 monthly return for the month ended 5 July 2010.

19 July 2010 - CIS tax deducted for the month ended 5 July 2010 is payable by today.

1 August 2010 - Due date for corporation tax due for the year ended 31 October 2009.

19 August 2010 - PAYE and NIC deductions due for month ended 5 August 2010. (If you pay your tax electronically the due date is 22 August 2010)

19 August 2010 - Filing deadline for the CIS300 monthly return for the month ended 5 August 2010.

19 August 2010 - CIS tax deducted for the month ended 5 August 2010 is payable by today.