1 December 2014 – Due date for Corporation Tax due for the year ended 28 February 2014.
19 December 2014 – PAYE and NIC deductions due for month ended 5 December 2014. (If you pay your tax electronically the due date is 22 December 2014)
19 December 2014 – Filing deadline for the CIS300 monthly return for the month ended 5 December 2014.
19 December 2014 – CIS tax deducted for the month ended 5 December 2014 is payable by today.
30 December 2014 – Deadline for filing 2013-14 Self Assessment online to include a claim for under payments (under £3,000) be collected via tax code in 2015-16.
01 January 2015 – Corporation tax for year to 31/3/14
19 January 2015 – PAYE & NIC deductions, and CIS return and tax, for month to 5/1/15 (due 22 January if you pay electronically)
31 January 2015 – Deadline to file 2014 SA tax return online
31 January 2015 – Income tax balancing payment for 2013/14, plus CGT for 2013/14
31 January 2015 – Income tax 1st payment on account for 2014/15
