{
  "url": "https://openlegislation.uk/eu-regulation-2011-1207/annex-I/division-1/division-1.2",
  "json_url": "https://openlegislation.uk/eu-regulation-2011-1207/annex-I/division-1/division-1.2.json",
  "legislation": "eur/2011/1207",
  "legislation_title": "Commission Implementing Regulation (EU) No 1207/2011 of 22 November 2011 laying down requirements for the performance and the interoperability of surveillance for the single European sky (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2011-1207",
  "path": "annex/I/division/1/division/1.2",
  "kind": "division",
  "number": "1.2",
  "heading": "In addition, all cooperative surveillance chains referred to in Article 4(3) shall provide as a minimum the following surveillance data:",
  "text": "(a) vertical positional data (based upon pressure altitude received from the aircraft);\n(b) operational identification data (aircraft identity received from the aircraft like aircraft identification and/or Mode A code);\n(c) supplemental indicators:\nemergency indicators (i.e. unlawful interference, radio failure and general emergency);\nspecial position indicator;\n(d) surveillance data status (time of applicability of vertical position data).",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2011/1207/annex/I/division/1/division/1.2",
    "retrieved_at": "2026-11-01T14:49:44.507166+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."
}