{
  "url": "https://openlegislation.uk/eu-regulation-2009-79/article-5",
  "json_url": "https://openlegislation.uk/eu-regulation-2009-79/article-5.json",
  "legislation": "eur/2009/79",
  "legislation_title": "Regulation (EC) No 79/2009 of the European Parliament and of the Council of 14 January 2009 on type-approval of hydrogen-powered motor vehicles, and amending Directive 2007/46/EC (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2009-79",
  "path": "article/5",
  "kind": "article",
  "number": "5",
  "heading": "General requirements for hydrogen components and systems",
  "text": "Manufacturers shall ensure that:\n(a) hydrogen components and systems function in a correct and safe way and reliably withstand electrical, mechanical, thermal and chemical operating conditions without leaking or visibly deforming;\n(b) hydrogen systems are protected against over-pressurisation;\n(c) the materials used for those parts of the hydrogen components and systems which are to be in direct contact with hydrogen are compatible with hydrogen;\n(d) hydrogen components and systems reliably withstand expected temperatures and pressures during their expected lifetime;\n(e) hydrogen components and systems reliably withstand the range of operating temperatures laid down in the implementing measures;\n(f) hydrogen components are marked in accordance with the implementing measures;\n(g) hydrogen components with directional flow have the flow direction clearly indicated;\n(h) hydrogen components and systems are designed in such a way that they can be installed in accordance with the requirements of Annex VI.",
  "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/2009/79/article/5",
    "retrieved_at": "2026-11-01T14:51:40.723424+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."
}