HMRC IHT Rules 2026£500k / £1M Tax-Free Limit40% Tax Rate
Inheritance Tax Nil-Rate Band Calculator
Calculate your Inheritance Tax (IHT) tax-free thresholds, combining the £325,000 Nil-Rate Band and £175,000 Residence Nil-Rate Band (up to £1 Million for married couples).
IHT Tax-Free Allowance & 40% Tax Estimator
Compute total combined tax-free estate allowance
£
Inheritance Tax Result:
Total Combined Tax-Free Allowance
£500000
0% Tax BandEstimated 40% IHT Tax Payable
£60000
40% Rate on Excess