When do I need to pay my self assessment tax bill?

Payments for your Self Assessment tax bill are due on:

• 31st January: You’ll need to pay tax that you owe for the previous tax year, as well as your first payment on account. For the 2020/21 tax year, the first payment on account is due by 31 January 2021, while the balancing payment is due on 31 January 2022.
• 31st July (following the end of the tax year): You’ll need to pay your second payment on account. For the 2020/21 tax year, the second payment on account will be due on 31 July 2021.