{
  "url": "https://openlegislation.uk/eu-regulation-2017-1485/article-44",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-1485/article-44.json",
  "legislation": "eur/2017/1485",
  "legislation_title": "Commission Regulation (EU) 2017/1485 of 2 August 2017 establishing a guideline on electricity transmission system operation (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-1485",
  "path": "article/44",
  "kind": "article",
  "number": "44",
  "heading": "Real-time data exchange",
  "text": "Unless otherwise provided by the TSO, each DSO shall provide its TSO, in real-time, the information related to the observability area of the TSO as referred to in Article 43(1) and (2), including:\n(a)the actual substation topology;\n(b)the active and reactive power in line bay;\n(c)the active and reactive power in transformer bay;\n(d)the active and reactive power injection in power generating facility bay;\n(e)the tap positions of transformers connected to the transmission system;\n(f)the busbar voltages;\n(g)the reactive power in reactor and capacitor bay;\n(h)the best available data for aggregated generation per primary energy source in the DSO area; and\n(i)the best available data for aggregated demand in the DSO area.",
  "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/2017/1485/article/44",
    "retrieved_at": "2026-11-01T14:44:42.168103+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."
}