2018/19
2017/18


31 January 2018

– First payment on account due for 2017/18 tax year.


31 July 2018

– Second payment on account for 2017/18 tax year.


5 October 2018

– Deadline for notifying HMRC of new sources of income (including the Child Benefit charge) if no tax return has been issued for 2017/18 tax year.


31 October 2018

– Deadline for submission of 2017/18 non-electronic returns.


30 December 2018

– Deadline for submission of 2017/18 electronic tax returns if ‘coding out’ of any underpayment is required.


31 January 2019

– Deadline for filing electronic tax returns for 2017/18. Balancing payment due for 2017/18 tax year. First payment on account due for 2018/19 tax year.


31 January 2017

– First payment on account due for 2016/17 tax year.


31 July 2017

– Second payment on account for 2016/17 tax year.


5 October 2017

– Deadline for notifying HMRC of new sources of income (including the Child Benefit charge) if no tax return has been issued for 2016/17 tax year.


31 October 2017

– Deadline for submission of 2016/17 non-electronic returns.


30 December 2017

– Deadline for submission of 2016/17 electronic tax returns if ‘coding out’ of any underpayment is required.


31 January 2018

– Deadline for filing electronic tax returns for 2016/17. Balancing payment due for 2016/17 tax year. First payment on account due for 2017/18 tax year.