Finance & Business
Estate Tax Calculator
Calculate your potential estate tax liability and plan your estate effectively.
Reviewed by the calculator.uk.com Team · Last reviewed 25 June 2026 · Our methodology
Enter estate details to see tax calculation results
Related to Estate Tax Calculator
The Estate Tax Calculator helps you estimate the potential tax liability on an estate in the UK, also known as Inheritance Tax (IHT). The calculator takes into account the current nil-rate band, residence nil-rate band, and various deductions to provide an accurate estimate of the tax due.
Key Components
1. Nil-rate Band: £325,000 (standard)
2. Residence Nil-rate Band: Up to £175,000
3. Tax Rate: 40% on value above thresholds
4. Deductions: Debts and charitable donations
The calculator first determines the gross estate value, then applies relevant deductions and allowances. The tax is calculated at 40% on the value exceeding the combined nil-rate bands. The calculator also shows the effective tax rate and the net estate value after tax.
The results section provides a comprehensive breakdown of your estate tax calculation:
Understanding the Results
- Gross Estate: Total value of all assets before deductions
- Taxable Estate: Amount subject to inheritance tax after allowances
- Tax Due: Total inheritance tax payable
- Effective Tax Rate: Percentage of total estate paid in tax
- Net Estate: Final value after tax and deductions
The visual chart helps you understand the distribution of your estate between tax-free allowances, taxable amount, deductions, and tax due. This can be particularly useful for estate planning purposes.
1. What is the residence nil-rate band?
The residence nil-rate band is an additional allowance available when a main residence is passed to direct descendants (children, grandchildren, etc.). It's currently worth up to £175,000 and is added to the standard nil-rate band of £325,000, potentially allowing up to £500,000 to pass tax-free.
2. How are gifts treated for inheritance tax?
Gifts made within 7 years of death may be subject to inheritance tax. The tax rate reduces on a sliding scale (known as taper relief) for gifts made between 3 and 7 years before death. Gifts made more than 7 years before death are typically exempt from inheritance tax.
3. What deductions are allowed?
Common deductions include debts and liabilities, funeral expenses, and charitable donations. Charitable donations can reduce your estate tax rate from 40% to 36% if you leave 10% or more of your net estate to charity.
4. Can inheritance tax be reduced through planning?
Yes, there are several legitimate ways to reduce inheritance tax liability, including making lifetime gifts, setting up trusts, taking out life insurance policies written in trust, and making charitable donations. Professional advice should be sought for proper estate planning.
5. What is the scientific source for this calculator?
This calculator applies UK Inheritance Tax rules under the Inheritance Tax Act 1984: a standard nil-rate band of £325,000, an additional residence nil-rate band of £175,000 for a main residence passed to direct descendants, and a 40% tax rate charged on the value above these thresholds. Debts owed by the estate and gifts to charity are deducted before tax is calculated, consistent with HMRC's published treatment of estate liabilities and charitable exemptions.