Tax Handbook
UK tax calculators with the HMRC rules.

Contact

For corrections, source updates, or general enquiries about Tax Handbook, email hello@taxhandbook.co.uk.

What We Can Help With

  • Reporting errors in calculators or guides
  • Suggesting new calculators or topics
  • Notifying us of outdated HMRC rates

What We Cannot Help With

We do not provide personal tax advice. For specific questions about your tax situation, contact:

  • HMRC (official tax authority)
  • A qualified accountant or tax adviser

We aim to respond to corrections and suggestions within 5 working days.