Last updated: 14 October 2026
Can charitable donations increase your tax-free Personal Allowance?
They can, if your income is over £100,000. Gift Aid donations reduce your adjusted net income by the grossed-up amount of the gift. Above £100,000, you lose £1 of the £12,570 Personal Allowance for every £2 of income, so bringing your adjusted net income down with Gift Aid can restore some or all of the allowance. Gift Aid also extends your basic rate band, so higher and additional-rate taxpayers get extra relief on every gift, whatever their income.
How Gift Aid works
| Step | What happens |
| You donate £80 under Gift Aid | The charity claims £20 from HMRC, so receives £100 |
| Higher-rate taxpayer | Claims extra 20% (£20) through Self Assessment |
| Additional-rate taxpayer | Claims extra 25% (£25) |
| Adjusted net income | Reduced by the gross £100 |
Example: restoring the Personal Allowance
Lena has income of £110,000 in 2026/27. She has lost £5,000 of her Personal Allowance, as she’s £10,000 over the £100,000 limit. She gives £8,000 to charity under Gift Aid. Grossed up, that’s £10,000, which brings her adjusted net income down to £100,000. Her full Personal Allowance is restored. Her total tax saving is:
- £2,000 extra relief from the extended basic rate band (20% of £10,000)
- £2,000 from restoring £5,000 of Personal Allowance at 40%
So the £8,000 gift costs her £4,000, and the charity gets £10,000.
Other income thresholds Gift Aid can help with
- High Income Child Benefit Charge: starts at £60,000 adjusted net income and fully claws back benefit at £80,000
- Tax-free childcare and 30 hours free childcare: lost if either parent’s adjusted net income exceeds £100,000
- Personal Savings Allowance: falls from £1,000 to £500 when you become a higher-rate taxpayer
Carrying back gifts
You can elect to treat a donation made in the current tax year as if it was made in the previous year, as long as you make it before you file the previous year’s return, and by 31 January. This is useful if your income was over £100,000 last year.
Conditions
- You must pay enough income tax or CGT to cover the 25% the charity claims
- Make a Gift Aid declaration to the charity
- Keep records of each donation
Other ways to give
- Payroll giving: deducted from pay before tax, so relief is automatic
- Gifts of shares or land: deductible from income at market value
- Leaving 10% of your estate to charity: cuts IHT on the rest from 40% to 36%
Keeping records
Keep each charity’s receipt or confirmation and a copy of your Gift Aid declaration. Total your gross donations for the tax year and enter the net amount paid on your Self Assessment return. HMRC may ask for proof of larger gifts, so record the date, charity and amount for each one.
Frequently asked questions
Do I claim on Self Assessment?
Yes, for higher-rate relief and to reduce adjusted net income.
Can my company give under Gift Aid?
Companies deduct donations from profits instead.
Does Gift Aid work for non-taxpayers?
No, you must pay enough tax.
Can donations restore allowances above £125,140?
Only if they bring income back below that level.
Related: Gift Aid tax relief, the Marriage Allowance and pension contributions to cut higher-rate tax.
Talk to Accotax
Want this handled for you? Our team at Accotax can help with Gift Aid and tax planning. See our small business accountants service, or contact us for a free, no-obligation quote.
This page is general guidance based on HMRC rules for the 2026/27 tax year, checked against gov.uk on 14 October 2026. It is not personal advice, so speak to an accountant about your own situation.
