You need to pay Class 4 National Insurance contributions if you’re self-employed and earning over £9,501 a year (in 2020/21).

Most people pay it through your Self Assessment tax return bill.

How much do I need to pay?

In the 2019/20 tax year, your Class 4 National Insurance contributions will be:

• 9% on profits between £9,568 and £50,270
• 2% on profits over £50,270.

This is on top of your Class 2 National Insurance contributions (about £156 a year).

How can I pay it?

• online or telephone banking (same day)
• CHAPS (same day)
• at your bank or building society (same day)
• BACS (takes about 3 working days)
• by cheque through the post (also 3 working days)
• or through a Direct Debit (if you have not set one up before, it can take about 21 days)