Free founder tax check

Find out what you might be missing.

Answer eight quick questions to see where you may be overpaying tax — or storing up stress with HMRC. Your personalised result appears on screen straight away.

Free · 2 minutes · No sign-up to see your result

David Carr ACA

Chartered Accountant · ICAEW

Built by Carr Accounting Studio, a London firm of Chartered Accountants. The check uses current 2026/27 UK figures.

Your answers stay in your browser. Nothing is stored; only email yourself a copy if you choose. Privacy

This is general information, not advice. UK figures for 2026/27 — they change, and your situation may differ.