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Terms of use

The calculator is free to use. It gives estimates, not advice.

This site is run by Nine By Sixteen Ltd, registered in England and Wales, company number 16391278, registered office Suite RA01, 195-197 Wood Street, London E17 3NU.

Estimates only

Results are an estimate for a standard employee in the 2026/27 tax year. They are not tax, financial or legal advice. Your payslip, your employer and HMRC decide what you actually pay.

Accuracy

We take care to follow the rates published on GOV.UK, but we cannot promise the figures are free of mistakes or that they will suit your situation. Check anything important with HMRC or a qualified adviser.

Liability

Nine By Sixteen Ltd is not liable for decisions made using the calculator. Use of the site is at your own risk, to the extent the law allows.

Changes

We may change the site or these terms. Using the site after a change means you accept it. See also the privacy policy.