{
  "url": "https://openlegislation.uk/eu-regulation-2009-262/article-9",
  "json_url": "https://openlegislation.uk/eu-regulation-2009-262/article-9.json",
  "legislation": "eur/2009/262",
  "legislation_title": "Commission Regulation (EC) No 262/2009 of 30 March 2009 laying down requirements for the coordinated allocation and use of Mode S interrogator codes for the single European sky (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2009-262",
  "path": "article/9",
  "kind": "article",
  "number": "9",
  "heading": "Safety requirements",
  "text": "1. Mode S operators shall ensure that potential interrogator code conflict hazards affecting their Mode S interrogators are properly assessed and mitigated.\n2. The CAA shall take the necessary measures to ensure that any changes to the existing systems and associated procedures referred to in Article 1(2) or the introduction of such new systems and procedures are preceded by a safety assessment, including hazard identification, risk assessment and mitigation, conducted by the parties concerned.\n3. For the purposes of the safety assessment provided for in paragraph 2, the requirements specified in Articles 4 to 8 and Article 12 shall also be considered as minimum safety requirements.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Words in Art. 9(2) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 146; 2020 c. 1, Sch. 5 para. 1(1)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2009/262/article/9",
    "retrieved_at": "2026-11-01T14:51:34.631349+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."
}