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HMRC Tax Refund: How to Claim and When You'll Get Paid

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Checked against GOV.UK. Edited by Steven Butler.

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How you claim an HMRC tax refund depends on what you overpaid on. If HMRC works out you have paid too much, it sends a tax calculation letter, known as a P800, saying how to claim. If you think you overpaid and got no letter, sign in to your personal tax account and tell HMRC.

Key points
  • ✓You cannot reclaim any tax you overpaid before April 2022.
  • ✓You should get a P800 by 30 November 2026 if HMRC works out you paid too much tax between 6 April 2025 and 5 April 2026.
  • ✓A P800 refund claimed online reaches your bank account within 5 working days of making the claim.
  • ✓HMRC does not send details of tax refunds by email.
  • ✓From the tax year starting 6 April 2026, you cannot claim tax relief for working from home, but you can still claim for the 4 previous tax years.

How do you claim a tax refund from HMRC?

Find the row that matches what you paid too much tax on. The routes and timings come from HMRC's own tax refund tool on GOV.UK.

You overpaid onHow to claimWhen you usually get it
Your current job, this tax yearCheck your tax code in your personal tax account or the HMRC appIn your next pay once HMRC has sent your employer your new tax code
A previous job, and you now have a new jobGive your new employer parts 2 and 3 of your P45Through your pay
A previous job, and you finished more than 4 weeks ago with your final pay receivedOnline, or by post with form P50A cheque within 5 weeks of HMRC processing your claim
Pay between 6 April 2025 and 5 April 2026Your P800 letter tells you howBank account within 5 working days of claiming, or a cheque within 14 days of the date on your letter
Pay between 6 April 2022 and 5 April 2025Sign in to your personal tax account and send an update for each yearWithin 3 weeks
Job expenses such as tools or uniformsClaim tax relief for this tax year and the 4 previous tax yearsHMRC adjusts your tax code or gives you a refund
A Self Assessment returnChoose 'Request a Repayment' in your online account if you did not ask for a refund on the returnWithin 2 weeks, though security measures may add up to 12 more weeks
Savings interest or PPI interestForm R40It normally takes 6 weeks
A life annuityForm R40 for each tax year, within 4 years of the end of that tax year5 working days to a bank account, or 5 weeks for a cheque, after processing
A redundancy paymentCall HMRC, who may be able to refund you before the end of the tax yearHMRC will tell you
UK income, and you live abroadForm R43, for the current and previous 4 tax yearsHMRC will tell you
UK income earned before leaving the UKForm P85HMRC will tell you

There is a different way to claim a tax refund on a pension. If you pay through Self Assessment and sent your return online, check whether you completed the section called 'If you have paid too much tax'. If you did, you will usually get a refund automatically.

What is a P800 tax calculation letter?

It is the letter HMRC sends if you paid too much or too little tax by the end of the tax year on 5 April. You only get one if you are employed or get a pension. Letters go out between June and March of the following tax year. People registered for Self Assessment do not get one, because their bill is adjusted automatically.

You might get a P800 because you:

  • were put on the wrong tax code, for example because HMRC had the wrong information about your income
  • finished one job, started a new one and were paid by both in the same month
  • started receiving a pension at work
  • received Employment and Support Allowance or Jobseeker's Allowance

If you did not get a P800 after the end of a tax year, HMRC says you probably paid the right amount of tax. You can check by signing in to your personal tax account or the HMRC app.

How long does an HMRC tax refund take?

It ranges from 5 working days to about 6 weeks, depending on the route, and the table above gives the usual time for each. If you claim because you stopped work, wait at least 14 days before contacting HMRC about your application. Wait 5 weeks after an online claim and 6 weeks after a postal claim before contacting HMRC about the payment.

For a Self Assessment refund, contact HMRC if you have not got it after waiting 14 weeks in total. While HMRC processes it, it may still show as available credit in your account. If you got a submission reference, do not request the refund again, because that could cause a delay.

HMRC only pays refunds into UK bank accounts. If you do not have one, you can nominate someone else to receive the money or cheque. It may not give you a refund if you have tax due in the next 45 days, and instead takes the money from the tax you owe.

How far back can you claim a tax refund?

Back to April 2022 for pay from a job. HMRC's tool says you can claim for the years 6 April 2022 to 5 April 2025 through your personal tax account, and that you cannot reclaim any tax you overpaid before April 2022. The tax year runs from 6 April to 5 April the following year.

Can you claim a tax refund for work expenses?

You might be able to, if all of these are true:

  • Yes: you paid for the things with your own money
  • Yes: you only use those things for your work
  • Yes: your employer has not given back all the money you spent
  • Yes: you paid tax in the year you are claiming for

You get relief based on what you spent and your tax rate. GOV.UK's example: if you claim £60 and pay tax at 20%, you are entitled to £12. If you complete a Self Assessment return, you must claim through that return.

You cannot claim working from home relief from the tax year starting 6 April 2026. For the 4 previous tax years, you can claim if you had to work from home, for example because your employer has no office, but not if you chose to.

What if you have stopped working or get benefits?

To claim, you must have been paid for the final time by your last employer and have finished your last paid job more than 4 weeks ago. If you are out of work for less than 4 weeks and due a refund, you will get it through your wages from your new job.

If you get Jobseeker's Allowance, Employment and Support Allowance, Carer's Allowance, or Incapacity Benefit after more than 28 weeks, you cannot get a refund straight away. GOV.UK says to give the Jobcentre Plus parts 2 and 3 of your P45, and you may get a refund at the end of the tax year or when you start a new job. Our guide to tax on redundancy pay covers that payment in detail, and Jobseeker's Allowance and Carer's Allowance have their own guides.

Is a tax refund email or text from HMRC real?

Treat a refund email as a scam, because HMRC does not send details of tax refunds by email. Do not give out bank details or passwords, reply, download attachments or click on links if you are not sure a message is genuine.

What you receivedHow to report it to HMRC
EmailForward it to phishing@hmrc.gov.uk
Text messageForward it to 60599, charged at your network rate
A message in an app such as WhatsAppTake a screenshot and email it to phishing@hmrc.gov.uk
Some companies charge a fee to claim a refund for you. HMRC guidance says a company that charges fees and is nominated to receive your repayment must register for an agent services account, and must get your approval with an advanced electronic signature.

Is a tax refund different in Scotland, Wales or Northern Ireland?

The routes on this page come from GOV.UK's tool, which does not set separate routes by nation. If you pay Scottish Income Tax, your tax code starts with an S. Our tax guides list what else we cover.

Where to go next

Work
Tax on Redundancy Pay
How redundancy pay is taxed and what to do if too much was taken.
Marriage Allowance
Who can transfer part of their allowance and how to backdate a claim.
Tax Codes
What your tax code means and what to do if it is wrong.
Benefits Contact Numbers
Phone numbers for HMRC, DWP and the benefit helplines.

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Know Your Rights UK. "HMRC Tax Refund: How to Claim and When You'll Get Paid." Know Your Rights UK, https://www.knowyourrightsuk.com/tax/tax-refund