Capital Gains2026/27

What is Inheritance Tax? UK Definition 2026/27

Verified by ICAEW, ACCA & AAT
Updated April 2026

Quick Answer

Tax at 40% on estates worth over £325,000 when someone dies.

Definition of Inheritance Tax

Inheritance Tax (IHT) is charged at 40% on the value of an estate above the nil-rate band (£325,000) when someone dies. The residence nil-rate band adds £175,000 if passing a home to direct descendants. Gifts to spouses, charities, and some business assets are exempt. The 7-year rule applies to lifetime gifts.

Inheritance Tax — Key Facts for 2026/27

Nil-rate band£325,000
Residence nil-rate£175,000
IHT rate40%
Charity rate36% (if 10%+ to charity)

How Inheritance Tax Works — Example

IHT on £800,000 estate
  1. 1Estate value: £800,000 (including home)
  2. 2Nil-rate band: £325,000
  3. 3Residence nil-rate: £175,000
  4. 4Total allowance: £500,000
  5. 5Taxable: £300,000
  6. 6IHT at 40%: £120,000

How Inheritance Tax Affects Your Tax

IHT affects more estates due to frozen thresholds and rising property values. Planning is essential - using allowances, making gifts, considering trusts, and life insurance can significantly reduce IHT liability.

Official HMRC Guidance on Inheritance Tax

For official guidance, refer to HMRC's documentation. Tax rules can change, so always verify current rates and thresholds on gov.uk.

HMRC: Inheritance Tax

Frequently Asked Questions about Inheritance Tax

Accuracy Note

This information is for guidance only and is based on 2026/27 tax year rates. Tax rules are complex and your circumstances may differ. For personal advice, consult a qualified accountant or tax adviser.