{
  "url": "https://openlegislation.uk/air-quality-limit-values-regulations-northern-ireland-2002/schedule-6/part-II",
  "json_url": "https://openlegislation.uk/air-quality-limit-values-regulations-northern-ireland-2002/schedule-6/part-II.json",
  "legislation": "nisr/2002/94",
  "legislation_title": "The Air Quality Limit Values Regulations (Northern Ireland) 2002",
  "legislation_url": "https://openlegislation.uk/air-quality-limit-values-regulations-northern-ireland-2002",
  "path": "schedule/6/part/II",
  "kind": "part",
  "number": "II",
  "heading": "REFERENCE METHOD FOR THE ANALYSIS OF NITROGEN DIOXIDE AND OXIDES OF NITROGEN",
  "text": "ISO 7996: 1985 Ambient air—determination of the mass concentrations of nitrogen oxides—chemiluminescence method.",
  "extent": "N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "I",
      "label": "I1",
      "text": "Sch. 6 Pt. II in operation at 1.5.2002, see reg. 1"
    },
    {
      "type": "I",
      "label": "I2",
      "text": "Sch. 6 in operation at 1.5.2002, see reg. 1"
    },
    {
      "type": "footnote",
      "label": "f1",
      "text": "Copies of these International Standards Organisation publications can be purchased from the British Standards Institution “BSI” sales department either by telephone on 020-8996-9001 or by post from the BSI, Standards House, 389 Chiswick High Road, London W4 4AL."
    }
  ],
  "outstanding_effects": [
    {
      "type": "words substituted",
      "affecting": "nisr/2002/357",
      "affecting_title": "The Air Quality Limit Values (Amendment) Regulations (Northern Ireland) 2002"
    },
    {
      "type": "added",
      "affecting": "nisr/2002/357",
      "affecting_title": "The Air Quality Limit Values (Amendment) Regulations (Northern Ireland) 2002"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/2002/94/schedule/6/part/II",
    "retrieved_at": "2026-10-29T02:08:23.952723+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."
}