{"asOf":"2026-10-23T00:00:00+00:00","page":"https://p800refund.co.uk/when-will-i-get-my-p800","topic":"HMRC P800 tax calculation letter and refund timeline","taxYear":"2025/26","letterWindow":{"firstLetters":"June 2026","peakWindow":"June 2026 – October 2026","latestLetters":"March 2027","sourceUrl":"https://www.gov.uk/tax-overpayments-and-underpayments/tax-calculation"},"paymentRoutes":[{"route":"online","label":"Online claim (bank transfer)","timeframe":"Usually paid within 5 working days","conditions":"Claim online through your Personal Tax Account on GOV.UK. Fastest route.","sourceUrl":"https://www.gov.uk/p800refund"},{"route":"cheque","label":"Cheque request","timeframe":"Can take up to 6 weeks","conditions":"Request a cheque online through the GOV.UK claim service, or by contacting HMRC by phone.","sourceUrl":"https://www.gov.uk/p800refund"},{"route":"automatic-cheque","label":"Automatic cheque (limited cases only)","timeframe":"Should usually arrive within 14 days of the letter date","conditions":"Only in limited situations: multiple tax years involved, tax years other than 2023/24, repayments to a nominee, or if HMRC knows you lack capacity.","sourceUrl":"https://www.gov.uk/p800refund"}],"historicalPatterns":[{"taxYear":"2022/23","firstLetters":"June 2023","peakPeriod":"Aug–Oct 2023","mainWindow":"Jun 2023 – Mar 2024"},{"taxYear":"2023/24","firstLetters":"June 2024","peakPeriod":"Aug–Oct 2024","mainWindow":"Jun 2024 – Mar 2025"},{"taxYear":"2024/25","firstLetters":"June 2025","peakPeriod":"Aug–Oct 2025","mainWindow":"Jun 2025 – Mar 2026"}],"sources":[{"title":"GOV.UK: If your tax calculation letter (P800) says you are due a refund","url":"https://www.gov.uk/p800refund"},{"title":"GOV.UK: If you have not paid the right amount of tax — tax calculations","url":"https://www.gov.uk/tax-overpayments-and-underpayments/tax-calculation"}],"attribution":"Independent compilation of published GOV.UK guidance. Not affiliated with HMRC or GOV.UK."}