{
  "url": "https://openlegislation.uk/eu-regulation-2011-1227/article-13",
  "json_url": "https://openlegislation.uk/eu-regulation-2011-1227/article-13.json",
  "legislation": "eur/2011/1227",
  "legislation_title": "Regulation (EU) No 1227/2011 of the European Parliament and of the Council of 25 October 2011 on wholesale energy market integrity and transparency (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2011-1227",
  "path": "article/13",
  "kind": "article",
  "number": "13",
  "heading": "Implementation of prohibitions against market abuse",
  "text": "1. The national regulatory authority must ensure that the prohibitions set out in Articles 3 and 5 and the obligation set out in Article 4 are applied.\nThe national regulatory authority must exercise its investigatory and enforcement powers in a proportionate manner.\nThose powers may be exercised:\n(a) directly;\n(b) in collaboration with other authorities; or\n(c) by application to the competent judicial authorities.\nWhere appropriate, the national regulatory authority may exercise its investigatory powers in collaboration with organised markets, trade-matching systems or other persons professionally arranging transactions as referred to in point (d) of Article 8(4).\n2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Words in Art. 13(1) substituted (31.12.2020) by The Electricity and Gas (Market Integrity and Transparency) (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/534), reg. 1(2), Sch. 1 para. 11(2)(a); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in Art. 13(1) substituted (31.12.2020) by The Electricity and Gas (Market Integrity and Transparency) (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/534), reg. 1(2), Sch. 1 para. 11(2)(b); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Words in Art. 13(1) substituted (31.12.2020) by The Electricity and Gas (Market Integrity and Transparency) (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/534), reg. 1(2), Sch. 1 para. 11(2)(c); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Art. 13(2) omitted (31.12.2020) by virtue of The Electricity and Gas (Market Integrity and Transparency) (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/534), reg. 1(2), Sch. 1 para. 11(3); 2020 c. 1, Sch. 5 para. 1(1)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2011/1227/article/13",
    "retrieved_at": "2026-11-01T14:49:43.807968+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."
}