Posted: Wednesday, 25 February 2026 @ 14:24
Charity Legacies: Planning, Tax Tips & How to Include a Gift in Your Will
A practical guide for professionals and clients on leaving a lasting legacy
Charitable giving has long been a cornerstone of thoughtful estate planning. In the UK, it carries particular appeal due to the way the Inheritance Tax (IHT) system is structured. By integrating charitable gifts into a Will, individuals can reduce their tax burden, enhance the value passed to loved ones, and support causes they care deeply about [citation:4].
This guide explains everything you need to know about charity legacies—from the types of gifts available to the powerful tax incentives that make giving so effective.
📊 The Tax Benefits at a Glance
✅ Gifts to charity are completely exempt from Inheritance Tax [citation:4]
✅ Leave 10%+ of your estate to charity and the IHT rate on the rest drops from 40% to 36% [citation:4][citation:7]
✅ Lifetime charitable gifts also attract income tax relief [citation:4]
💝 Types of Charitable Gifts in a Will
Pecuniary Gift (a fixed sum of money)
A specific cash amount left to charity. Simple and clear, but its real value will decrease with inflation over time [citation:6].
Example wording: "I give the sum of £5,000 to [Charity Name]..."
Residuary Gift (a percentage of your estate)
A share of what remains after all other gifts, debts, and costs have been paid. This keeps pace with inflation and grows with your estate [citation:6].
Example wording: "I give 10% of the residue of my estate to [Charity Name]..."
Specific Gift (a particular asset)
Leaving a specific item—such as shares, property, jewellery, or art—to a charity [citation:9].
Reversionary Gift
You leave an asset (like a house) to a loved one for their lifetime, with the instruction that it passes to a charity afterwards. This provides for family first, then charity.
⚖️ The 10% Rule: How the Reduced IHT Rate Works
One of the most powerful incentives in the UK system is the reduced IHT rate for estates that leave at least 10% of the "net estate" to charity. If this threshold is met, the standard 40% IHT rate falls to 36% on the taxable portion [citation:4][citation:7].
Depending on the estate's size, this can create a win for everyone. The charity receives a substantial legacy, whilst the remaining estate may pay less overall tax—sometimes resulting in a larger net inheritance for family beneficiaries than if no charitable gift were made [citation:4].
📐 Worked Example: The 10% Test in Action
Consider an estate worth £1,000,000 (after deducting the nil-rate band) [citation:4]:
Without charitable gift:
- Taxable estate: £1,000,000
- IHT at 40%: £400,000
- Net to beneficiaries: £600,000
With 10% charitable gift:
- Gift to charity: £100,000
- Remaining estate: £900,000
- IHT at 36%: £324,000
- Net to beneficiaries: £576,000
- Total distributed: £676,000 (charity + beneficiaries)
In this scenario, the charity receives £100,000, beneficiaries receive £576,000, and the overall tax saving is £76,000 compared to the non-charitable scenario [citation:4].
Important: The 10% calculation can be technical, involving "grossing up" of legacies and baseline calculations. Professional advice is essential [citation:2][citation:4].
🧩 Understanding Estate Components
For IHT purposes, the estate is split into three "components" when calculating the reduced rate [citation:7][citation:10]:
- The survivorship component: Jointly owned assets passing by survivorship
- The settled property component: Assets in qualifying trusts (e.g., pre-March 2006 liferent trusts)
- The general component: Any other assets
The reduced 36% rate applies to a component if the charitable legacy from that component is at least 10% of its net value. If the charitable legacy exceeds 10% of the combined value of multiple components, the executors and other relevant parties can elect to merge components within two years of death, extending the 36% rate across all merged components [citation:7][citation:10].
📐 Merging Components: A Worked Example
In the case of "Jack" from recent guidance, merging components resulted in tax savings of £3,500 each for the surviving joint owner and trustees [citation:7][citation:10]. This demonstrates the importance of reviewing all components of an estate to maximise the benefit of charitable giving.
🎨 Art, Heritage & Cultural Gifts
For individuals with significant art collections or cultural objects, there are unique opportunities [citation:4]:
- Cultural Gifts Scheme: Donate pre-eminent works to the nation in return for a tax reduction (30% of the object's value offset against IHT, income tax, or CGT).
- Acceptance in Lieu: Transfer important cultural objects to the nation in lieu of paying IHT.
- Conditional exemption: Heritage assets can be conditionally exempt from IHT if owners maintain them and allow public access.
These schemes require independent professional valuation and advance planning, as the process can take several months [citation:4].
📝 How to Include a Charity in Your Will: Practical Steps
✅ DO: Use the Charity's Full Registered Details
Always include the charity's full registered name, charity number, and registered address. This prevents ambiguity and ensures your gift reaches the intended cause [citation:6][citation:9].
Example wording for L'Arche UK: "Registered Charity No. 264166 (England & Wales), Romero House, 55 Westminster Bridge Road, London, SE1 7JB" [citation:6]
✅ DO: Include a "Fallback" Clause
Charities can change their name, merge, or transfer their assets. Include a clause to cover this eventuality [citation:9]:
"If at my death any charity named as a beneficiary has changed its name or amalgamated with or transferred its assets to another body, my Executors shall give effect to any gift made to such charity as if it had been made to the body in its changed name or to the body which results from such amalgamation."
✅ DO: Notify the Charity
Letting a charity know they've been included in your Will helps them plan for the future and appropriately acknowledge your legacy [citation:6].
❌ DON'T: Use Vague Language
A gift "to charity" or to a vaguely described cause is likely to fail. Be specific about which charity you wish to benefit.
❌ DON'T: Forget to Review
Charity details can change. Review your Will periodically to ensure charity names, numbers, and addresses remain correct.
💡 Lifetime Giving: An Alternative Strategy
Charitable gifts made during lifetime are also exempt from IHT. Unlike gifts to individuals (which remain potentially exempt for seven years), gifts to charities are instantly and unconditionally exempt, regardless of timing [citation:4].
Lifetime charitable gifts can include:
- Cash donations
- Quoted shares and securities
- Land and buildings
- Chattels (artwork, antiques)
- Intellectual property
These gifts also attract income tax relief—for example, Gift Aid allows charities to reclaim basic rate tax, and higher rate taxpayers can claim additional relief. Gifts of shares or land to charity also qualify for income tax relief on their market value [citation:4].
🔑 Key Considerations for Professionals
- Start the conversation: Research shows that simply mentioning the charitable option during Will-writing significantly increases the likelihood that a client will leave a donation [citation:4].
- Understand the 10% calculation: The interaction between charitable legacies, grossing up, and the baseline test is complex. HMRC's Inheritance Tax Manual provides detailed guidance (IHTM45030) [citation:2].
- Consider component elections: Where an estate includes survivorship or settled property components, merging them can extend the 36% rate—but requires coordination between executors, trustees, and surviving joint owners within the two-year time limit [citation:7][citation:10].
- Document carefully: Keep clear attendance notes of client discussions about charitable intentions, especially if the client expresses a wish that may affect family members.
⚠️ Important: The Statutory Framework
The reduced rate provisions are contained in IHTA84/Sch1A. Where residue is partially exempt and the Will contains legacies left free of tax, grossing up is required. Crucially, para 6(1) provides that solely for the purpose of establishing whether the 10% test is met, grossing up should use the lower 36% rate [citation:2].
You may need to perform two separate calculations—one to test qualification, and another to calculate the final chargeable estate [citation:2].
🌟 The Power of Legacy Giving
Charitable gifts in Wills raise almost £4 billion for good causes a year—the largest single source of voluntary income in the UK [citation:4].
By enabling clients to support causes they care about while achieving significant tax efficiencies, you're not just drafting documents—you're creating lasting change.
Disclaimer: This article provides general information about charity legacies and inheritance tax. Tax rules are complex and subject to change. Professional advice tailored to individual circumstances is essential.