30 December 2023

Deadline for online submission of self assessment tax returns for year ended 5 April 2023 if you want HMRC to collect tax through your tax code where you owe less than £3,000.

31 January 2024

Deadline for submission of 2022/23 tax return.

July 2023 payment on account plus balancing charge, tax for 2022/23 due.  

First payment on account due for 2023/24.

22 February 2024

PAYE Filing Deadline. 

The electronic payment deadline of the 22nd February falls on a Thursday.  There needs to be cleared funds in HMRC's account by 22nd unless you are able to arrange a Faster Payment. 

If your payment is late you may be charged a penalty. 

28 February 2024

Any unpaid tax for year ended 5th April 2022 due by 31st January 2023 attracts a 5% surcharge.