{
 "protocol": "verified-facts/0.2",
 "key": "uk/gov/self-assessment/online-deadline",
 "aliases": [
  "uk/gov/tax-return/online-deadline",
  "uk/gov/sa/online-deadline",
  "uk/gov/self-assessment-deadline/online-deadline",
  "uk/gov/mtd/online-deadline",
  "uk/gov/making-tax-digital/online-deadline"
 ],
 "label": "Online return deadline (2025-26)",
 "value": "2027-01-31",
 "unit": "date",
 "period": null,
 "effectiveFrom": null,
 "effectiveTo": null,
 "source": "https://www.gov.uk/self-assessment-tax-returns/deadlines",
 "quote": "You must submit your online tax return by 11:59pm on 31 January 2027",
 "verifiedDate": "2026-10-04",
 "nextScheduledRefresh": "2026-11-03",
 "status": "fresh",
 "ageDays": 9,
 "maxAgeDays": null,
 "scope": "UK Self Assessment for the 2025-26 tax year (6 April 2025 to 5 April 2026); dates roll forward each year.",
 "hash": "sha256:21dffcf568ac52db5e31fa294f0ed8301294cda5a24f2a4841318cd90bf88a4f",
 "signature": {
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  "keys": "https://databutler.dev/.well-known/jwks.json"
 },
 "publisher": {
  "name": "Data Butler",
  "url": "https://databutler.dev/"
 },
 "cite": {
  "url": "https://databutler.dev/f/uk/gov/self-assessment/online-deadline",
  "text": "databutler.dev, verified 2026-10-04 against https://www.gov.uk/self-assessment-tax-returns/deadlines"
 }
}