Embed the self-employed tax calculator

One line of code for a growth hub, a co-working space, a trade association or a freelance newsletter: visitors type their turnover and see their 2026/27 bill, what to put aside and when Making Tax Digital reaches them.

<iframe src="https://soletradersums.co.uk/embed/self-employed-tax-calculator/" title="Self-employed tax calculator 2026/27" width="100%" height="900" style="border:0;max-width:1000px" loading="lazy"></iframe>

Conditions: keep the credit link under the calculator visible and use the widget as it is, with no warranty. When HMRC changes a rate, the embedded calculator follows.

Nothing your visitors type reaches us and the iframe sets no cookie. Questions: contact.

Tax year 2026/27 (6 April 2026 to 5 April 2027), HMRC and GOV.UK pages last read on 15 October 2026. Estimates only, from published 2026/27 rates; not tax advice. HMRC’s calculation of your return is the one that counts.