Good news!

HMRC have just announced that the 31 January 2021 tax return submission deadline is now extended to 28 February 2021, without getting a late filing penalty.

However the Self Assessment tax bill is still due by 31 January 2021.

https://www.gov.uk/self-assessment-tax-returns/deadlines

HMRC-31-January-tax-return-deadline-extended

31 January deadline extended!