{
  "url": "https://openlegislation.uk/eu-regulation-2015-703/article-22",
  "json_url": "https://openlegislation.uk/eu-regulation-2015-703/article-22.json",
  "legislation": "eur/2015/703",
  "legislation_title": "Commission Regulation (EU) 2015/703 of 30 April 2015 establishing a network code on interoperability and data exchange rules (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2015-703",
  "path": "article/22",
  "kind": "article",
  "number": "22",
  "heading": "Data exchange system security and availability",
  "text": "1. Each transmission system operator and each counterparty shall be responsible for ensuring that the appropriate security measures are undertaken. In particular, they shall:\n(a) secure the communication chain in order to provide secured and reliable communications, including the protection of the confidentiality by encryption, integrity and the authenticity by signature of the sender and non-repudiation by a signed confirmation;\n(b) implement appropriate security measures in order to prevent unauthorised access of their IT infrastructure;\n(c) notify the other parties it communicates with, without delay, in regard to any unauthorised access which has or may have occurred on his own system.\n2. Each transmission system operator shall be responsible for ensuring the availability of its own system and shall:\n(a) take appropriate measures to prevent that a single point of failure causes an unavailability of the data exchange system, including up to the network connection(s) with the internet service provider(s);\n(b) obtain the appropriate services and support from its internet service provider(s);\n(c) keep the downtime, as a consequence of planned IT maintenance, to a minimum and shall inform its counterparties in a timely manner, prior to the planned unavailability.",
  "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/2015/703/article/22",
    "retrieved_at": "2026-11-01T14:46:43.306052+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."
}