{
  "url": "https://openlegislation.uk/draft-warm-home-discount-regulations-2011/regulation-13",
  "json_url": "https://openlegislation.uk/draft-warm-home-discount-regulations-2011/regulation-13.json",
  "legislation": "ukdsi/2011/9780111507650",
  "legislation_title": "The Warm Home Discount Regulations 2011",
  "legislation_url": "https://openlegislation.uk/draft-warm-home-discount-regulations-2011",
  "path": "regulation/13",
  "kind": "regulation",
  "number": "13",
  "heading": "Calculation of non-core spending obligation",
  "text": "(1) The non-core spending obligation of a compulsory scheme electricity supplier for a scheme year (subject to any adjustment under regulation 14) is the relevant percentage of the aggregate non-core spending obligation for that scheme year.\n(2) The relevant percentage, in relation to a compulsory scheme electricity supplier (“C”) and a scheme year, is X×100 Y % where—\n(a) X is C’s number of domestic customers, unless sub-paragraph (b) or (c) applies;\n(b) if C is connected to one or more scheme gas suppliers but not to any other compulsory scheme electricity suppliers, X is the combined number of domestic customers of C and its connected scheme gas suppliers;\n(c) if C is connected to one or more scheme gas suppliers and to one or more other compulsory scheme electricity suppliers, X is a number equal to Z% of the combined number of domestic customers of C and its connected scheme gas suppliers and connected compulsory scheme electricity suppliers; and\n(d) Y is the total number of domestic customers of all—\n(i) compulsory scheme electricity suppliers; and\n(ii) scheme gas suppliers which are connected to a compulsory scheme electricity supplier.\n(3) In paragraph (2)(c), “Z%” is C’s number of domestic customers as a percentage of the combined number of domestic customers of C and its connected compulsory scheme electricity suppliers.\n(4) In paragraphs (2) and (3)—\n(a) references to a supplier’s number of domestic customers are to the supplier’s number of domestic customers on the 31st December preceding the start of the scheme year; and\n(b) a supplier is to be treated as connected to another supplier if those suppliers were connected on the 31st December preceding the start of the scheme year (but not otherwise).",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukdsi/2011/9780111507650/regulation/13",
    "retrieved_at": "2026-10-30T14:53:52.487034+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."
}