Monday 1 May
Late filing penalties for 2015/16 tax return accelerate to £10 a day for up to 90 days (max £900)
Friday 19 May
PAYE, Student loan and CIS deductions are due for the month to 5 May 2017
Wednesday 31 May
Deadline for forms P60 for 2016/17 to be issued to employees
Thursday 1 June
New Advisory Fuel Rates (AFR) for company car users apply for today
Monday 19 June
PAYE, Student loan and CIS deductions are due for the month to 5 June 2017
Wednesday 5 July
Deadline for reaching a PAYE settlement agreement for 2016/17
Thursday 6 July
Deadline for forms P11D, P9D and P11D(b) for 2016/17 to be submitted to HMRC and copies to be issued to employees concerned
Wednesday 19 July
Class 1A NIC due for 2016/17
Wednesday 19 July
PAYE, Student loan and CIS deductions are due for the month to 5 July 2017
Wednesday 19 July
PAYE quarterly payments are due for small employers for pay periods 6 April 2017 to 5 July 2017
Monday 31 July
Second payment on account due 2016/17 under self assessment
Wednesday 2 August
Deadline for submitting P46 (car) for employees whose car/fuel benefits changed during the quarter to 5 July 2017
Saturday 19 August
PAYE, Student loan and CIS deductions are due for the month to 5 August 2017
Friday 1 September
New Advisory Fuel Rates (AFR) for company car users apply for today.
Tuesday 19 September
PAYE, Student loan and CIS deductions are due for the month to 5 September 2017
Thursday 5 October
Deadline for notifying HMRC of new sources of taxable income or gains or liability to the High Income Child Benefit Charge for 2016/17 if no tax return has been issued
Thursday 19 October
Tax and NI due under a 2016/17 PAYE Settlement Agreement
Thursday 19 October
PAYE, Student loan and CIS deductions are due for the month to 5 October 2017
Thursday 19 October
PAYE quarterly payments are due for small employers for pay periods 6 July 2017 to 5 October 2017
Tuesday 31 October
Deadline for submitting 'paper' 2016/17 self assessment returns
Thursday 2 November
Deadline for submitting P46 (car) for employees whose car/fuel benefits changed during the quarter to 5 October 2017
Sunday 19 November
PAYE, Student loan and CIS deductions are due for the month to 5 November 2017
Friday 1 December
New Advisory Fuel Rates (AFR) for company car users apply for today
Tuesday 19 December
PAYE, Student loan and CIS deductions are due for the month to 5 December 2017
Friday 29 December
Online filing deadline for submitting 2016/17 tax return if you require HMRC to collect any underpaid tax by making an adjustment to your 2018/19 tax code
Friday 19 January 2018
PAYE, Student loan and CIS deductions are due for the month to 5 January 2018
Friday 19 January
PAYE quarterly payments are due for small employers for pay periods 6 October 2017 to 5 January 2018
Wednesday 31 January
Deadline for submitting your 2016/17 self assessment return and the balance of your 2016/17 liability together with the first payment on account for 2017/18 are also due
Friday 2 February
Deadline for submitting P46 (car) for employees whose car/fuel benefits changed during the quarter to 5 January 2018
Monday 19 February
PAYE, Student loan and CIS deductions are due for the month to 5 February 2018
Thursday 1 March
New Advisory Fuel Rates (AFR) for company car users apply for today
Saturday 3 March
5% late payment penalty on any 2016/17 outstanding tax due on 31 January 2018 and still remains unpaid
Monday 19 March
PAYE, Student loan and CIS deductions are due for the month to 5 March 2018
Friday 30 March
Last minute tax planning for tax year 2017/18 - please contact us for advice