{
  "url": "https://openlegislation.uk/eu-regulation-2017-1151/annex-Sub/6/1/division/division-3./division-3.2.",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-1151/annex-Sub/6/1/division/division-3./division-3.2..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/Sub/6/1/division/division/3./division/3.2.",
  "kind": "division",
  "number": "3.2",
  "heading": "Calculation of exhaust and CO2 emissions, and fuel consumption of multiple periodically regenerating systems",
  "text": "The following shall be calculated for one Type 1 operation cycle for criteria emissions and for CO2 emissions. The CO2 emissions used for that calculation shall be from the result of step 3 described in Table A7/1 of Sub-Annex 7.\nMsik=∑nkj=1M′sik,jnk for nj≥ 1\nMrik=∑dkj=1M′rik,jdk for d ≥ 1\nMsi=∑xk=1Msik×Dk∑xk=1Dk\nMri=∑xk=1Mrik×dk∑xk=1dk\nMpi=Msi×∑xk=1Dk+Mri×∑xk=1dk∑xk=1Dk+dk\nMpi=∑xk=1Msik×Dk+Mrik×dk∑xk=1Dk+dk\nKi factorKi=MpiMsi\nKi offsetKi = Mpi – Msi\nwhere:\nMsiare the mean mass emissions of all events k of compound i without regeneration, g/km;\nMriare the mean mass emissions of all events k of compound i during regeneration, g/km;\nMpiare the mean mass emission of all events k of compound i, g/km;\nMsikare the mean mass emissions of event k of compound i without regeneration, g/km;\nMrikare the mean mass emissions of event k of compound i during regeneration, g/km;\nM′sik,jare the mass emissions of event k of compound i in g/km without regeneration measured at point j where 1 ≤ j ≤ nk, g/km;\nM′rik,jare the mass emissions of event k of compound i during regeneration (when j > 1, the first Type 1 test is run cold, and subsequent cycles are hot) measured at test cycle j where 1 ≤ j ≤ dk, g/km;\nnkare the number of complete test cycles of event k, between two cycles where regenerative phases occur, during which emissions measurements (Type 1 WLTCs or equivalent engine test bench cycles) are made, ≥ 2;\ndkis the number of complete applicable test cycles of event k required for complete regeneration;\nDkis the number of complete applicable test cycles of event k between two cycles where regenerative phases occur;\nxis the number of complete regeneration events.\nThe calculation of Mpi is shown graphically in Figure A6.App1/2.\nThe calculation of Ki for multiple periodically regenerating systems is only possible after a certain number of regeneration events for each system.\nAfter performing the complete procedure (A to B, see Figure A6.App1/2), the original starting condition A should be reached again.",
  "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)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/1151/annex/Sub/6/1/division/division/3./division/3.2.",
    "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."
}