Use this calculator to find out how much tax and National Insurance you have to pay if you are self employed (a sole trader, or member of a partnership) during 2022/23.
How to use the calculator
Simply fill in the yellow boxes, as indicated, and the calculator will work your post-tax profits, after deductions for income tax, Class 2 and Class 4 NICs.
To keep this tool as simple as possible, we have made a number of assumptions. Please scroll down for further information.
2022/23 Self Employed Tax Calculator
Protect your family, and save tax with Relevant Life Cover – your ltd company pays the premiums.
Assumptions used in this calculator
- This calculator is aimed at self-employed business people. IT contractors, however, rarely work as sole traders, for a number of reasons. You can find out more here.
- Read this article to find out the current Class 2 and Class 4 National Insurance rates.
- All calculations have been verified by our ACA qualified accountant. Please talk to your own accountant if you have any tax-related questions.