Tax Dates

31st January 2019

If you have been issued with a tax return or you have income to declare for the period between 6th April 2016- 5th April 2018, this must be submitted by the end of January 2019.

There is an automatic fine of £100 for just being 1 day late and these increase throughout the year for continued non-submission.

31st January 2019

Payment of Self Assessment Tax for 2017/18

31st January 2019

1st Instalment for 2018/19 if tax liability for 2017/18 is over is over £1,000

31st July 2018

2nd Instalment for 2017/18 if tax liability for 2016/17 is over is over £1,000

Limited Company

Corporation Tax payable on the profits of a limited company is due 9 months and 1 day after the financial year end.

The accounts & CT600 are due to HMRC within 12 months of the financial year end date.

(Special rules apply for the first year of tradings)


Tax and NI online payments are due by 22nd of each month following the end of the previous month. If paying by cheque, the deadline is the 19th. This is the date when the cheque should have cleared in HMRC’s bank.

It is possible to pay PAYE quarterly if the total amount due is less than £1500 pcm.

Contact Us today for a free initial meeting to see if we can help your business.