UK Inheritance Tax Calculator
Calculate how much Inheritance Tax your estate would pay. Includes nil-rate band, residence nil-rate band, spousal transfer, gifts, and charitable giving. 2025/26 thresholds (NRB £325,000, RNRB £175,000).
IHT to pay
£0
Marital status
£
£0£5m
£
£0£500,000
Leaving home to direct descendants?
Children, grandchildren, step-children
RNRB of up to £175,000 applies — raising your threshold to £500,000.
Inheritance Tax to pay
£0
Your estate is within the tax-free threshold — no IHT due.
| Threshold breakdown | Amount |
|---|---|
| Nil-rate band (NRB) | £325,000 |
| Residence nil-rate band (RNRB) | +£175,000 |
| Tax-free threshold | £500,000 |
Estate value
£500,000
IHT payable
£0
Beneficiaries receive
£500,000