{
  "url": "https://openlegislation.uk/corporation-tax-act-2010/section-303B",
  "json_url": "https://openlegislation.uk/corporation-tax-act-2010/section-303B.json",
  "legislation": "ukpga/2010/4",
  "legislation_title": "Corporation Tax Act 2010",
  "legislation_url": "https://openlegislation.uk/corporation-tax-act-2010",
  "path": "section/303B",
  "kind": "section",
  "number": "303B",
  "heading": "Carry forward of losses against subsequent profits",
  "text": "(1) This section applies if—\n(a) in an accounting period beginning on or after 1 April 2017 (“the loss-making period”) a company makes a non-decommissioning loss in a ring fence trade,\n(b) relief under—\nsection 37 or 42, or\nPart 5 (group relief),\nis not given for an amount of the loss (“the unrelieved amount”), and\n(c) the company continues to carry on the ring fence trade in the next accounting period (“the later period”).\n(2) The unrelieved amount is carried forward to the later period.\n(3) Relief for the unrelieved amount is given to the company in the later period if the company makes a profit in the trade for the later period.\n(4) The relief is given by reducing the profits of the trade in the later period by the unrelieved amount.\n(5) Relief under this section is subject to restriction or modification in accordance with the provisions of the Corporation Tax Acts.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Ss. 303A-303D inserted (with effect in accordance with Sch. 4 para. 190 of the amending Act) by Finance (No. 2) Act 2017 (c. 32), Sch. 4 para. 48"
    },
    {
      "type": "C",
      "label": "C1",
      "text": "Ss. 303A-303D excluded (14.7.2022) by Energy (Oil and Gas) Profits Levy Act 2022 (c. 40), s. 1(5)(e) (with ss. 15(1), 16(1))"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukpga/2010/4/section/303B",
    "retrieved_at": "2026-10-29T09:10:29.433154+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."
}