{
  "url": "https://openlegislation.uk/eu-regulation-2017-654/annex-VII/division-1/division-1.2",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-654/annex-VII/division-1/division-1.2.json",
  "legislation": "eur/2017/654",
  "legislation_title": "Commission Delegated Regulation (EU) 2017/654 of 19 December 2016 supplementing Regulation (EU) 2016/1628 of the European Parliament and of the Council with regard to technical and general requirements relating to emission limits and type-approval for internal combustion engines for non-road mobile machinery",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-654",
  "path": "annex/VII/division/1/division/1.2",
  "kind": "division",
  "number": "1.2",
  "heading": "Subscripts",
  "text": "In section 2 the meaning of subscript is determined by the associated quantity; for example, the subscript ‘d’ can indicate a dry basis as in ‘c d = concentration on dry basis’, dilution air as in ‘p d = saturation vapour pressure of the dilution air’ or ‘k w,d = dry to wet correction factor for the dilution air’, dilution ratio as in ‘r d’.\nSection 2\nSection 3\nQuantity\nact\nact\nActual quantity\ni\nInstantaneous measurement (e.g.: 1 Hz)\ni\nAn individual of a series",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "In section 2 the meaning of subscript is determined by the associated quantity; for example, the subscript ‘d’ can indicate a dry basis as in ‘c d = concentration on dry basis’, dilution air as in ‘p d = saturation vapour pressure of the dilution air’ or ‘k w,d = dry to wet correction factor for the dilution air’, dilution ratio as in ‘r d’."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/654/annex/VII/division/1/division/1.2",
    "retrieved_at": "2026-11-01T14:45:01.864924+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."
}