{
  "url": "https://openlegislation.uk/eu-regulation-2012-601/article-55",
  "json_url": "https://openlegislation.uk/eu-regulation-2012-601/article-55.json",
  "legislation": "eur/2012/601",
  "legislation_title": "Commission Regulation (EU) No 601/2012 of 21 June 2012 on the monitoring and reporting of greenhouse gas emissions pursuant to Directive 2003/87/EC of the European Parliament and of the Council (Text with EEA relevance) (repealed)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2012-601",
  "path": "article/55",
  "kind": "article",
  "number": "55",
  "heading": "Sources of uncertainty",
  "text": "1. The aircraft operator shall consider sources of uncertainty and their associated levels of uncertainty when selecting the monitoring methodology pursuant to Article 52(2).\n2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n5. The aircraft operator shall regularly perform suitable control activities, including cross-checks between the fuel uplift quantity as provided by invoices and the fuel uplift quantity indicated by on-board measurement, and take corrective action if notable deviations are observed.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Implementing Regulation (EU) 2018/2066 of 19 December 2018 on the monitoring and reporting of greenhouse gas emissions pursuant to Directive 2003/87/EC of the European Parliament and of the Council and amending Commission Regulation (EU) No 601/2012 (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Deleted by Commission Implementing Regulation (EU) 2018/2066 of 19 December 2018 on the monitoring and reporting of greenhouse gas emissions pursuant to Directive 2003/87/EC of the European Parliament and of the Council and amending Commission Regulation (EU) No 601/2012 (Text with EEA relevance)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2012/601/article/55",
    "retrieved_at": "2026-11-01T14:49:20.227833+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."
}