UK Inheritance Tax (IHT) & 10-Year Residence Test Calculator 2025/2026 | NationRules
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HMRC Residence-Based IHT Rules 2025/2026 Verified

UK Inheritance Tax (IHT) Calculator

Calculate UK estate tax liability under the 10-year residence test, £325k Nil-Rate Band, £175k Residence allowance, and 40% IHT tax rate.

Estate Tax & Allowance Evaluator

Includes property, cash, investments, and worldwide assets
10+ years triggers worldwide asset IHT exposure under 2025 rules
GOV.UK VerifiedOfficial UK Government References & Legal Sources
IHT Allowances 2025/2026
Standard Nil-Rate Band£325,000
Residence Nil-Rate Band£175,000
Married Couple Total£1,000,000
Standard Tax Rate40%