{
  "url": "https://openlegislation.uk/income-tax-act-2007/section-257GB",
  "json_url": "https://openlegislation.uk/income-tax-act-2007/section-257GB.json",
  "legislation": "ukpga/2007/3",
  "legislation_title": "Income Tax Act 2007",
  "legislation_url": "https://openlegislation.uk/income-tax-act-2007",
  "path": "section/257GB",
  "kind": "section",
  "number": "257GB",
  "heading": "Time limits for assessments",
  "text": "(1) An officer of Revenue and Customs may—\n(a) make an assessment for withdrawing or reducing the SEIS relief attributable to any of the relevant shares, or\n(b) give a notice under section 257FR(3),\nat any time not more than 6 years after the end of the relevant tax year.\n(2) In subsection (1) “the relevant tax year” means—\n(a) the tax year in which period B ends, or\n(b) the tax year in which the event which causes the SEIS relief to be withdrawn or reduced occurs,\nwhichever is the later.\n(3) Subsection (1) is without prejudice to section 36(1A) of TMA 1970 (loss of tax brought about deliberately etc).",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Pt. 5A inserted (17.7.2012) (with effect in accordance with Sch. 6 para. 24(1) of the amending Act) by Finance Act 2012 (c. 14), Sch. 6 para. 1"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukpga/2007/3/section/257GB",
    "retrieved_at": "2026-10-29T09:13:03.599581+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}