Tax Diary March/April 2020



1 March 2020 – Due date for Corporation Tax due for the year ended 31 May 2019.

2 March 2020 – Self assessment tax for 2019/19 paid after this date will incur a 5% surcharge.

19 March 2020 – PAYE and NIC deductions due for month ended 5 March 2020. (If you pay your tax electronically the due date is 22 March 2020)

19 March 2020 – Filing deadline for the CIS300 monthly return for the month ended 5 March 2020. 

19 March 2020 – CIS tax deducted for the month ended 5 March 2020 is payable by today.

1 April 2020 – Due date for Corporation Tax due for the year ended 30 June 2019.

19 April 2020 – PAYE and NIC deductions due for month ended 5 April 2020. (If you pay your tax electronically the due date is 22 April 2020)

19 April 2020 – Filing deadline for the CIS300 monthly return for the month ended 5 April 2020. 

19 April 2020 – CIS tax deducted for the month ended 5 April 2020 is payable by today.

30 April 2020 – 2018-19 tax returns filed after this date will be subject to an additional £10 per day late filing penalty.