{
  "url": "https://openlegislation.uk/eu-regulation-2017-459",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-459.json",
  "id": "eur/2017/459",
  "title": "Commission Regulation (EU) 2017/459 of 16 March 2017 establishing a network code on capacity allocation mechanisms in gas transmission systems and repealing Regulation (EU) No 984/2013 (Text with EEA relevance)",
  "short_title": "Regulation (EU) 2017/459 establishing a network code on capacity allocation mechanisms in gas transmission…",
  "long_title": "Commission Regulation (EU) 2017/459 of 16 March 2017 establishing a network code on capacity allocation mechanisms in gas transmission systems and repealing Regulation (EU) No 984/2013 (Text with EEA relevance)",
  "citation": "EU Regulation 2017/459",
  "type": "eur",
  "year": "2017",
  "number": "459",
  "version": "current",
  "date": "2017-03-16",
  "revised": false,
  "valid_from": null,
  "extent": "E+W+S+N.I.",
  "unapplied_effects": 0,
  "provisions": [
    {
      "path": "introduction",
      "kind": "introduction",
      "number": null,
      "heading": "Introductory text",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/introduction",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "chapter/I",
      "kind": "chapter",
      "number": "I",
      "heading": "GENERAL PROVISIONS",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/1",
      "kind": "article",
      "number": "1",
      "heading": "Subject matter",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-1",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/I"
    },
    {
      "path": "article/2",
      "kind": "article",
      "number": "2",
      "heading": "Scope",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-2",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/I"
    },
    {
      "path": "article/3",
      "kind": "article",
      "number": "3",
      "heading": "Definitions",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-3",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/I"
    },
    {
      "path": "chapter/II",
      "kind": "chapter",
      "number": "II",
      "heading": "PRINCIPLES OF COOPERATION",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/4",
      "kind": "article",
      "number": "4",
      "heading": "Coordination of maintenance",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-4",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/II"
    },
    {
      "path": "article/5",
      "kind": "article",
      "number": "5",
      "heading": "Standardisation of communication",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-5",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/II"
    },
    {
      "path": "article/6",
      "kind": "article",
      "number": "6",
      "heading": "Capacity calculation and maximisation",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-6",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/II"
    },
    {
      "path": "article/7",
      "kind": "article",
      "number": "7",
      "heading": "Exchange of information between adjacent transmission system operators",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-7",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/II"
    },
    {
      "path": "chapter/III",
      "kind": "chapter",
      "number": "III",
      "heading": "ALLOCATION OF FIRM CAPACITY PRODUCTS",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/8",
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      "number": "8",
      "heading": "Allocation methodology",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-8",
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      "status": null,
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    },
    {
      "path": "article/9",
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      "heading": "Standard capacity products",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-9",
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      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/10",
      "kind": "article",
      "number": "10",
      "heading": "Applied capacity unit",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-10",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/11",
      "kind": "article",
      "number": "11",
      "heading": "Annual yearly capacity auctions",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-11",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/12",
      "kind": "article",
      "number": "12",
      "heading": "Annual quarterly capacity auctions",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-12",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/13",
      "kind": "article",
      "number": "13",
      "heading": "Rolling monthly capacity auctions",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-13",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/14",
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      "heading": "Rolling day-ahead capacity auctions",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-14",
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      "status": null,
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    },
    {
      "path": "article/15",
      "kind": "article",
      "number": "15",
      "heading": "Within-day capacity auctions",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-15",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/16",
      "kind": "article",
      "number": "16",
      "heading": "Auction algorithms",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-16",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/17",
      "kind": "article",
      "number": "17",
      "heading": "Ascending clock auction algorithm",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-17",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "article/18",
      "kind": "article",
      "number": "18",
      "heading": "Uniform-price auction algorithm",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-18",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/III"
    },
    {
      "path": "chapter/IV",
      "kind": "chapter",
      "number": "IV",
      "heading": "BUNDLING OF CAPACITY AT INTERCONNECTION POINTS",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/19",
      "kind": "article",
      "number": "19",
      "heading": "Bundled capacity products",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-19",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/IV"
    },
    {
      "path": "article/20",
      "kind": "article",
      "number": "20",
      "heading": "Alignment of main terms and conditions for bundled capacity products",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-20",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/IV"
    },
    {
      "path": "article/21",
      "kind": "article",
      "number": "21",
      "heading": "Bundling in case of existing transport contracts",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-21",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/IV"
    },
    {
      "path": "chapter/V",
      "kind": "chapter",
      "number": "V",
      "heading": "INCREMENTAL CAPACITY PROCESS",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/22",
      "kind": "article",
      "number": "22",
      "heading": "Economic test",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-22",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/23",
      "kind": "article",
      "number": "23",
      "heading": "The f-factor",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-23",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/24",
      "kind": "article",
      "number": "24",
      "heading": "Combination into single economic test",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-24",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/25",
      "kind": "article",
      "number": "25",
      "heading": "Publication requirements relating to the economic test",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-25",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/26",
      "kind": "article",
      "number": "26",
      "heading": "Market demand assessment",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-26",
      "extent": "E+W+S+N.I.",
      "status": null,
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    },
    {
      "path": "article/27",
      "kind": "article",
      "number": "27",
      "heading": "Design phase",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-27",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/28",
      "kind": "article",
      "number": "28",
      "heading": "Approval and publication",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-28",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/29",
      "kind": "article",
      "number": "29",
      "heading": "Auctioning of incremental capacity",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-29",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/30",
      "kind": "article",
      "number": "30",
      "heading": "Principles for alternative allocation mechanisms",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-30",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/V"
    },
    {
      "path": "article/31",
      "kind": "article",
      "number": "31",
      "heading": "Transitional arrangements",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-31",
      "extent": "E+W+S+N.I.",
      "status": "repealed",
      "parent": "chapter/V"
    },
    {
      "path": "chapter/VI",
      "kind": "chapter",
      "number": "VI",
      "heading": "INTERRUPTIBLE CAPACITY",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/32",
      "kind": "article",
      "number": "32",
      "heading": "Allocation of interruptible services",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-32",
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      "status": null,
      "parent": "chapter/VI"
    },
    {
      "path": "article/33",
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      "heading": "Minimum interruption lead times",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-33",
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      "status": null,
      "parent": "chapter/VI"
    },
    {
      "path": "article/34",
      "kind": "article",
      "number": "34",
      "heading": "Coordination of interruption process",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-34",
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      "status": null,
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    },
    {
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      "heading": "Defined sequence of interruptions",
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    },
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      "heading": "Reasons for interruptions",
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      "status": null,
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    },
    {
      "path": "chapter/VII",
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      "number": "VII",
      "heading": "CAPACITY BOOKING PLATFORMS",
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      "status": null,
      "parent": null
    },
    {
      "path": "article/37",
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      "heading": "Capacity booking platforms",
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      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": "chapter/VII"
    },
    {
      "path": "chapter/VIII",
      "kind": "chapter",
      "number": "VIII",
      "heading": "FINAL PROVISIONS",
      "url": null,
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    },
    {
      "path": "article/38",
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      "heading": "Implementation monitoring",
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      "extent": "E+W+S+N.I.",
      "status": "repealed",
      "parent": "chapter/VIII"
    },
    {
      "path": "article/39",
      "kind": "article",
      "number": "39",
      "heading": "Repeal",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/article-39",
      "extent": "E+W+S+N.I.",
      "status": "repealed",
      "parent": "chapter/VIII"
    },
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      "heading": "Entry into force",
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      "status": null,
      "parent": "chapter/VIII"
    },
    {
      "path": "signature",
      "kind": "signature",
      "number": null,
      "heading": "Signature",
      "url": "https://openlegislation.uk/eu-regulation-2017-459/signature",
      "extent": "E+W+S+N.I.",
      "status": null,
      "parent": null
    }
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    "source_url": "https://www.legislation.gov.uk/eur/2017/459",
    "retrieved_at": "2026-11-01T14:45:06.937757+00:00"
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  "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."
}