Gift Aid

Gift Aid calculator — what the charity gets and the relief you can claim.

Gift Aid — 2026/27

Your donation

You must have paid at least as much Income Tax or CGT in the year as the charity reclaims, or HMRC can ask you to pay the difference. Higher-rate relief is claimed on your Self Assessment return.

The charity receives

£625

It reclaims £125 from HMRC. Your top rate is 42%.

Your extra relief
£138
Via Self Assessment
Real cost to you
£363

Who pays for the gift

Rates and rules from Gift Aid (HM Revenue & Customs) and Income Tax in Scotland (HM Revenue & Customs). Found a discrepancy? Report a calculator issue with the tax year and figures you used, or read how our calculators work.

A volunteer charity treasurer counting donation envelopes beside a calculator in a community office.
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<p><a href="https://www.countify.co.uk/tools/gift-aid-calculator">Gift Aid Calculator</a> by Countify</p>

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Questions

Frequently asked questions.

How do I claim higher-rate relief on Gift Aid?

Enter the total you donated on your Self Assessment return, or ask HMRC to adjust your tax code if you do not file one.

Does Gift Aid reduce adjusted net income?

Yes. Gross Gift Aid donations are deducted when calculating adjusted net income, which can reduce the High Income Child Benefit Charge or restore Personal Allowance above £100,000.

Can non-taxpayers use Gift Aid?

No. You must pay at least as much Income Tax or Capital Gains Tax in the year as the charity reclaims; otherwise HMRC can ask you to pay the difference.

Can I carry Gift Aid back a year?

Yes. Donations made after 5 April can be treated as made in the previous tax year if you claim before filing that year's return.

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