Inheritance Tax Calculator 2026–27

What's in the estate?

Enter rough values — you can refine them later. Figures update as you type.

MAIN HOME VALUEUse the estimated market value

Other Property ValueInclude buy-to-let, holiday homes or other property interests

CASH & SAVINGSInclude current accounts, savings accounts, Premium Bonds and cash ISAs

INVESTMENTSInclude shares, funds, investment ISAs and general investment accounts

Personal possessionsInclude cars, jewellery, art, collections and other valuable possessions

Life InsuranceOnly include policies that are not written in trust

PENSIONSMost pensions are normally outside the estate for 2025–26. Only include amounts expected to form part of the estate.

Business or agricultural assetsEnter the gross value here. Add any confirmed relief separately below.
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OTHER ASSETSInclude any other assets not listed above

Will the main home pass to children, grandchildren or other direct descendants?This unlocks the extra residence allowance (up to £175,000). It doesn't apply automatically.

Debts & Costs

These reduce the estate before any tax is worked out.

mortgage balance(s)Include all outstanding mortgage balances

Other debtsInclude loans, credit cards and other repayable debts

FUNERAL COSTSUse the estimated market value

Advanced Options

Spouse & charity gifts, inherited allowances

Amount passing to spouse or civil partnerThe value of the estate expected to pass to a spouse/civil partner

AMOUNT PASSING TO CHARITYThe value expected to pass to registered charities

I'm widowed and inherited unused allowances from my late spouse or civil partner.This can double the tax-free thresholds. Usually 100% if they left everything to you.

Spouse's unused standard allowanceIf your late spouse left everything to you, this is 100%. Enter a lower figure only if some of their £325,000 allowance was used when they died.

Spouse's unused home allowanceUsually 100% if they left their share of the home to you or to your children. Lower it only if part of their £175,000 residence allowance was already used.

Your Results

RESULT

Inheritance tax estimate

How the estimate is calculated

Your estate value, deductions, exemptions and available tax-free allowances are applied in sequence below.

2026–27 tax year

Breakdown of the estimated inheritance tax calculation for the 2026–27 tax year
Estate value
	Gross estate Total value of the assets entered in the calculator.	£0
−	Debts and costs Mortgage balances, other debts and funeral costs.	£0
=	Net estate before exemptions Estate value after allowable debts and costs have been deducted.	£0
Exemptions
−	Spouse or civil partner exemption Amount expected to pass to a spouse or civil partner.	£0
−	Charity exemption Amount expected to pass to registered charities.	£0
=	Estate after exemptions Remaining estate before the tax-free allowances are applied.	£0
Tax-free allowances
−	Nil-rate band used Up to £325,000 of the estate may be covered by the standard nil-rate band.	£0
−	Residence nil-rate band used Up to £175,000 may apply when a qualifying home passes to direct descendants.	£0
	Residence allowance lost to taper The residence allowance reduces by £1 for every £2 the estate exceeds £2 million.	£0
=	Taxable estate The part of the estate remaining after exemptions and tax-free allowances.	£0
Estimated tax
×	Tax rate applied Normally 40%, or 36% where the estate qualifies for the reduced charity rate.	40%
=	Estimated inheritance tax A simplified estimate based on the information entered above.	£0
	Effective IHT rate Estimated tax as a percentage of the net estate before exemptions.	0%