Free UK Inheritance Tax Calculator (2026/27)

Use our free UK inheritance tax calculator to estimate a potential IHT liability. Add supported estate assets, debts, home and family details, and gifts to see an estimate.

The calculator explains the £325,000 nil-rate band and up to £175,000 residence nil-rate band where the relevant conditions are met. It provides an estimate rather than an official HMRC assessment.

• Nil-Rate Band Explained
• Residence Nil-Rate Band
• The 7-Year Gifting Rule
• Inheritance Tax Calculator Guide
• Find a Solicitor