{
  "url": "https://openlegislation.uk/eu-directive-2008-50/annex-II/division-A/division-2",
  "json_url": "https://openlegislation.uk/eu-directive-2008-50/annex-II/division-A/division-2.json",
  "legislation": "eudr/2008/50",
  "legislation_title": "Directive 2008/50/EC of the European Parliament and of the Council of 21 May 2008 on ambient air quality and cleaner air for Europe",
  "legislation_url": "https://openlegislation.uk/eu-directive-2008-50",
  "path": "annex/II/division/A/division/2",
  "kind": "division",
  "number": "2",
  "heading": "Nitrogen dioxide and oxides of nitrogen",
  "text": "Hourly limit value for the protection of human health (NO2)\nAnnual limit value for the protection of human health (NO2)\nAnnual critical level for the protection of vegetation and natural ecosystems (NOx)\nUpper assessment threshold\n70 % of limit value (140 μg/m3, not to be exceeded more than 18 times in any calendar year)\n80 % of limit value (32 μg/m3)\n80 % of critical level (24 μg/m3)\nLower assessment threshold\n50 % of limit value (100 μg/m3, not to be exceeded more than 18 times in any calendar year)\n65 % of limit value (26 μg/m3)\n65 % of critical level (19,5 μg/m3)",
  "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/eudr/2008/50/annex/II/division/A/division/2",
    "retrieved_at": "2026-11-01T15:22:21.245568+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."
}