Income
Self-Employed Tax Calculator
Work out the tax on your self-employment profit — income tax plus Class 2 and Class 4 NI — including when you're both employed and self-employed.
Updates live as you type · 2026/27 HMRC rates · Private — stays on your device
Your combined take-homeEstimate · 2026/27 HMRC rates · checked April 2026
£51,157/yr
Sample: £70,000 salary — enter yours on the calculator. add self-employment profit in Settings to see combined tax + NICombined take-home (employed + self-employed)Your self-employment profit is added to your salary and taxed at your combined marginal rate, with Class 2 and Class 4 National Insurance on the profit on top of the employee NI on your salary.
Add your self-employment profit
Enter your self-employment profit in Settings to see the tax and National Insurance broken down.What-if: a different profit
£0
£0tax + NI on £0 profit
Worth knowing
How much tax does a sole trader pay in the UK?