Key UK Tax Dates

6 April 2016

Time to gather detailed documents for your 2015/16 tax return, if you’re self-employed or have income from property in the year ended 5 April 2016.

31 May 2016

Copies of 2015/16 P60 documents issued to employees.

6 July 2016

Copies of 2015/16 P11d documents issued to employees.

31 July 2016

Deadline for second self assessed payment for tax year ending 5 April 2016.

If 2015/16 is the first year you’re submitting a tax return, this doesn’t apply to you.

If you’ve already sent in a tax return, then dependent on your tax positon for the previous tax year (2014/15) then you may required to pay a second payment on account (the first one was payable by 31 January 2016). If you are required to make payments on account they count towards your total tax due for the 2015/16 tax.

5 October 2016

Normal deadline to register with the HMRC if you became self-employed or started receiving income from property.

31 October 2016

Deadline for paper submissions of self-assessment tax returns for the tax year ended 5 April 2016. Paper tax returns need to be in by this date or you could be fined, but you still have until 31 January 2017 to file online.

31 January 2017

Deadline for online submission of 2015/16 self-assessment tax returns to HMRC

31 January 2017

Deadline to pay the tax you owe on self-assessment ‘balancing payments’ for tax year ended 5 April 2016.

31 January 2017

Deadline for the first self-assessment payment on account for year ended 5 April 2017.

Limited Company Tax Returns and Accounts.

You need your accounts and tax return to file with the HMRC and Companies House, at the end of the company’s Financial Year.

File first accounts with Companies House	21 months after the date you registered with Companies House
File annual accounts with Companies House	9 months after your company’s financial year ends
Pay Corporation Tax or tell HMRC that your limited company doesn’t owe any	9 months and 1 day after your ‘accounting period’ for Corporation Tax ends
File a Company Tax Return	12 months after your accounting period for Corporation Tax ends