Tax Return Calculator

Get a fast estimate of your Income Tax and Class 4 National Insurance for the 2026/27 tax year. It is a simple planning tool, not formal tax advice.

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Estimate your tax bill

Enter your income and expenses below. For sole traders we also include Class 4 National Insurance. Limited company directors and employed taxpayers see Income Tax only, as dividends and PAYE are calculated separately.

Estimated tax position

Estimated profit
£39,600
Taxable income
£27,030
Estimated Income Tax
£5,406
Estimated National Insurance
£1,622
Estimated total
£7,028

Estimate only. We will confirm your figures in a free consultation.

Based on England and Wales Income Tax bands and Class 4 National Insurance for sole traders. No advice is given.

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