1 September 2017 – Due date for Corporation Tax due for the year ended 30 November 2016.
19 September 2017 – PAYE and NIC deductions due for month ended 5 September 2017. (If you pay your tax electronically the due date is 22 September 2017)
19 September 2017 – Filing deadline for the CIS300 monthly return for the month ended 5 September 2017.
19 September 2017 – CIS tax deducted for the month ended 5 September 2017 is payable by today.
1 October 2017 – Due date for Corporation Tax due for the year ended 31 December 2016.
19 October 2017 – PAYE and NIC deductions due for month ended 5 October 2017. (If you pay your tax electronically the due date is 22 October 2017.)
19 October 2017 – Filing deadline for the CIS300 monthly return for the month ended 5 October 2017.
19 October 2017 – CIS tax deducted for the month ended 5 October 2017 is payable by today.
31 October 2017 – Latest date you can file a paper version of your 2017 Self Assessment tax return.
