Tax Diary March/April 2018

1 March 2018 – Due date for corporation tax due for the year ended 31 May 2017.

2 March 2018 – Self assessment tax for 2016/17 paid after this date will incur a 5% surcharge.

19 March 2018 – PAYE and NIC deductions due for month ended 5 March 2018. (If you pay your tax electronically the due date is 22 March 2018)

19 March 2018 – Filing deadline for the CIS300 monthly return for the month ended 5 March 2018.

19 March 2018 – CIS tax deducted for the month ended 5 March 2018 is payable by today.

1 April 2018 – Due date for corporation tax due for the year ended 30 June 2017.

19 April 2018 – PAYE and NIC deductions due for month ended 5 April 2018. (If you pay your tax electronically the due date is 22 April 2018)

19 April 2018 – Filing deadline for the CIS300 monthly return for the month ended 5 April 2018.

19 April 2018 – CIS tax deducted for the month ended 5 April 2018 is payable by today.

30 April 2018 – 2016-17 tax returns filed after this date will be subject to an additional £10 per day late filing penalty.

Posted in General

Exeter Accountant MJ Smith & Co

Celebrating 25 years of excellence.

Free 1st Meeting
Fixed Fees
Free Support!

Find out more

Client Portal Login

Forgot Password?

Latest News

2020 May bank holiday will be moved to mark 75th anniversary of VE Day

The government has announced that the date of next year’s early May bank holiday is to move from Monday, 4 …
Read More

HMRC’s complaint handling process

Taxpayers may find themselves in a position where they need to make a complaint to HMRC. Complaints can relate to …
Read More

VAT and disaggregation

The artificial separation of businesses is where two or more businesses are split, and each 'separate' entity operates below the …
Read More