This means that the previous tax year is counted as April 6, 2020, until April 5, 2021.
For this new tax year, known as 2021/2022, the date starts on April 6, 2021.
All this means is that your finances and bank statements, receipts, expenses and so on will need to be split following April 5.
What are other self-assessment key dates to remember?
January 31 is a date that everyone who has ever completed a tax return will be familiar with, as it’s the deadline day for submitting your forms.