July 2015 |
| 5th | Deadline for reaching a PAYE Settlement Agreement for 2014/15 |
| 6th | Deadline for forms P11D, P9D and P11D(b) for 2014/15 to be submitted to HMRC and copies to be issued to employees concerned |
| 6th | Deadline for employers to report share incentives (Form 42) for 2014/15 |
| 19th | Class 1A NIC due for 2014/15 |
| 19th | PAYE Student loan and CIS deductions due for the month to 5th July 2015 |
| 19th | PAYE quarterly payments are due for small employers for the pay periods 6th April 2015 to 5th July 2015 |
| 31st | Second payment on account 2014/15 due |
August 2015 |
| 1st | Additional penalty for failing to submit your 2013/14 self assessment return |
| 2nd | Second 5% late payment penalty on any 2013/14 outstanding tax which was due on 31st January 2015 and still remains unpaid |
| 2nd | Deadline for submitting P46 (car) for employees whose car/fuel benefits changed during the quarter to 5th July 2015 |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th August 2015 |
September 2015 |
| 19th | PAYE, Student loan and CIS deductions are due for month to 5th September 2015 |
October 2015 |
| 5th | Deadline for notifying HMRC of new sources of taxable income or gains or liability to the High Income Child Benefit Charge for 2014/15 if no tax return has been issued |
| 19th | Tax and NI due under a 2014/15 PAYE Settlement Agreement |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th October 2015 |
| 19th | PAYE quarterly payments are due for small employers for the pay periods 6th July 2015 to 5th October 2015 |
| 31st | Deadline for submitting 'paper' 2014/15 self assessment returns |
| 31st | Deadline for submission of 2014/15 self assessment returns if you require HMRC to compute your tax liability and/or if tax underpaid is to be collected by adjustment to your 2016/17 PAYE code |
November 2015 |
| 2nd | Deadline for submitting P46(car) for employees whose car/fuel benefits changed during the quarter to 5th October 2015 |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th November 2015 |
December 2015 |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th December 2015 |
| 30th | Online filing deadline for submitting 2014/15 self assessment return if you require HMRC to collect any underpaid tax by making an adjustment to your 2016/17 tax code |
January 2016 |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th January 2016 |
| 19th | PAYE quarterly payments are due for small employers for the pay periods 6th October 2015 to 5th January 2016 |
| 31st | Deadline for submitting your 2014/15 self assessment return (£100 automatic penalty if your return is late) and the balance of your 2014/15 liability together with the first payment on account for 2015/16 are also due |
February 2016 |
| 1st | Additional penalty for failing to submit your 2013/14 self assessment return |
| 2nd | Additional 5% late payment penalty on any 2013/14 outstanding tax which was due for payment on 31st January 2015 and still remains unpaid |
| 2nd | Deadline for submitting P46(car) for employees whose car/fuel benefits changed during the quarter to 5th January 2016 |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th February 2016 |
March 2016 |
| 2nd | 5% late payment penalty on any 2014/15 outstanding tax which was due on 31st January 2016 and still remains unpaid |
| 19th | PAYE, Student loan and CIS deductions are due for the month to 5th March 2016 |
| 31st | Last minute planning for tax year 2015/16 |