{
  "url": "https://openlegislation.uk/eu-regulation-2017-1151/annex-XXI/division-1/division-4/division-4.1",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-1151/annex-XXI/division-1/division-4/division-4.1.json",
  "legislation": "eur/2017/1151",
  "legislation_title": "Commission Regulation (EU) 2017/1151 of 1 June 2017 supplementing Regulation (EC) No 715/2007 of the European Parliament and of the Council on type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6) and on access to vehicle repair and maintenance information, amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) No 1230/2012 and repealing Commission Regulation (EC) No 692/2008 (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-1151",
  "path": "annex/XXI/division/1/division/4/division/4.1",
  "kind": "division",
  "number": "4.1",
  "heading": "General abbreviations",
  "text": "ACAlternating current\nCFVCritical flow venturi\nCFOCritical flow orifice\nCLDChemiluminescent detector\nCLAChemiluminescent analyser\nCVSConstant volume sampler\nDCDirect current\nETEvaporation tube\nExtra High 2 Class 2 WLTC extra high speed phase\nExtra High 3 Class 3 WLTC extra high speed phase\nFCHVFuel cell hybrid vehicle\nFIDFlame ionisation detector\nFSDFull scale deflection\nGCGas chromatograph\nHEPAHigh efficiency particulate air (filter)\nHFIDHeated flame ionisation detector\nHigh 2 Class 2 WLTC high speed phase\nHigh 3a Class 3a WLTC high speed phase\nHigh 3b Class 3b WLTC high speed phase\nICEInternal combustion engine\nLoDLimit of detection\nLoQLimit of quantification\nLow 1 Class 1 WLTC low speed phase\nLow 2 Class 2 WLTC low speed phase\nLow 3 Class 3 WLTC low speed phase\nMedium 1 Class 1 WLTC medium speed phase\nMedium 2 Class 2 WLTC medium speed phase\nMedium 3a Class 3a WLTC medium speed phase\nMedium 3b Class 3b WLTC medium speed phase\nLCLiquid chromatography\nLPGLiquefied petroleum gas\nNDIRNon-dispersive infrared (analyser)\nNDUVNon-dispersive ultraviolet\nNG/biomethaneNatural gas/biomethane\nNMCNon-methane cutter\nNOVC-FCHVNot off-vehicle charging fuel cell hybrid vehicle\nNOVCNot off-vehicle charging\nNOVC-HEVNot off-vehicle charging hybrid electric vehicle\nOVC-HEVOff-vehicle charging hybrid electric vehicle\nPaParticulate mass collected on the background filter\nPeParticulate mass collected on the sample filter\nPAOPoly-alpha-olefin\nPCFParticle pre-classifier\nPCRFParticle concentration reduction factor\nPDPPositive displacement pump\nPERPure electric range\nPer cent FSPer cent of full scale\nPMParticulate matter emissions\nPNParticle number emissions\nPNCParticle number counter\nPND1First particle number dilution device\nPND2Second particle number dilution device\nPTSParticle transfer system\nPTTParticle transfer tube\nQCL-IRInfrared quantum cascade laser\nRCDACharge-depleting actual range\nRCBREESS charge balance\nREESSRechargeable electric energy storage system\nRRC Rolling resistance coefficient\nSSVSubsonic venturi\nUSFMUltrasonic flow meter\nVPRVolatile particle remover\nWLTCWorldwide light-duty test cycle",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Regulation (EU) 2018/1832 of 5 November 2018 amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) 2017/1151 for the purpose of improving the emission type approval tests and procedures for light passenger and commercial vehicles, including those for in-service conformity and real-driving emissions and introducing devices for monitoring the consumption of fuel and electric energy (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Inserted by Commission Regulation (EU) 2018/1832 of 5 November 2018 amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) 2017/1151 for the purpose of improving the emission type approval tests and procedures for light passenger and commercial vehicles, including those for in-service conformity and real-driving emissions and introducing devices for monitoring the consumption of fuel and electric energy (Text with EEA relevance)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/1151/annex/XXI/division/1/division/4/division/4.1",
    "retrieved_at": "2026-11-01T14:44:48.753743+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."
}