Use this calculator to see how much tax you should be paying!

If you need to know your Gross annual income (your income before tax) and have a recent payslip, then you can use this calculator to work it out – Income annualisation – and then come back here to work out your tax.

If you know your net (after tax) income, then you can work out your Gross annual income here – Income gross up – and then come back here to work out your tax.