{
  "url": "https://openlegislation.uk/eu-regulation-2019-1840/article-1",
  "json_url": "https://openlegislation.uk/eu-regulation-2019-1840/article-1.json",
  "legislation": "eur/2019/1840",
  "legislation_title": "Commission Implementing Regulation (EU) 2019/1840 of 31 October 2019 amending Implementing Regulation (EU) 2017/1153 as regards the reporting of WLTP CO2 values for certain categories of new passenger cars and adjusting the input data for the correlation tool (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2019-1840",
  "path": "article/1",
  "kind": "article",
  "number": "1",
  "heading": null,
  "text": "Implementing Regulation (EU) 2017/1153 is amended as follows:\n(1) Article 7a is amended as follows:\n(a) the first subparagraph of paragraph 1 is replaced by the following:\n‘Manufacturers shall calculate the combined or, where applicable, weighted combined CO2 emissions, determined as MCO2, measured, for each new passenger car registered in 2020 in accordance with the following equations:\n(a) For pure internal combustion engine vehicles:\nthe equation for calculating MCO2-ind set out in the second subparagraph of paragraph 3.2.3.2.4 of Sub-Annex 7 to Annex XXI to Regulation (EU) 2017/1151, where the terms MCO2-H and MCO2-L shall, for the interpolation family concerned, be replaced by the values MCO2,C,5 (combined) taken from the entries 2.5.1.1.3 (vehicle H) and 2.5.1.2.3 (vehicle L) of the EC type-approval certificate, as indicated in the model set out in Appendix 4 to Annex I to Regulation (EU) 2017/1151;\n(b) For Not-Off-Vehicle Charging Hybrid Electric Vehicles (NOVC-HEV):\nthe equation: MCO2-measured = MCO2-L,C,5 + Kind × (MCO2-H,C,5 – MCO2-L,C,5)\nWhere,\nMCO2-L,C,5 is the value MCO2,C,5 (combined) for the interpolation family concerned, taken from entry 2.5.1.2.3 of the EC type-approval certificate as indicated in the model set out in Appendix 4 to Annex I to Regulation (EU) 2017/1151;\nKind is the interpolation coefficient for the considered individual vehicle for the applicable WLTP test cycle as specified in paragraph 4.5.3 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151;\nMCO2-H,C,5 is the value MCO2,C,5 (combined) for the interpolation family concerned, taken from entry 2.5.1.1.3 of the EC type-approval certificate as indicated in the model set out in Appendix 4 to Annex I to Regulation (EU) 2017/1151.\n(c) For Off-Vehicle Charging Hybrid Electric Vehicles (OVC-HEV):\nthe equation: MCO2-measured = MCO2-L,C,5 + Kind × (MCO2-H,C,5 – MCO2-L,C,5)\nWhere,\nMCO2-L,C,5, MCO2-H,C,5 are, for the interpolation family concerned, determined in accordance with the formula set out in paragraph 4.1.3.1 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151, where the term Mi,CDj shall be replaced by the value MCO2,CD (combined) taken from the entry 2.5.3.2 for vehicle H and L, as applicable, of the EC type-approval certificate, and the term Mi,CS shall be replaced by the value MCO2,C,5 (combined) taken from entry 2.5.3.1. of the EC type-approval certificate for vehicle H, L, or M, as applicable;\nKind is the interpolation coefficient for the considered individual vehicle for the applicable WLTP test cycle as defined in paragraph 4.5.3 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151.’;\n(b) the following paragraph 1a is inserted:\n‘1a. Where more than one measurement value is recorded in entries 2.5.1.1.3., 2.5.1.2.3., 2.5.3.1 or 2.5.3.2. of an EC type-approval certificate, the MCO2,C,5 or MCO2,CD values referred to in paragraph 1 shall, for the purpose of this provision, be determined as follows:\n(a) in the case of one measurement: the combined value recorded for Test 1;\n(b) in the case of two measurements: the average of the two combined values recorded for Tests 1 and 2;\n(c) in the case of three measurements: the average of the three combined values recorded for Tests 1, 2 and 3.’;\n(2) Annex I is amended as follows:\n(a) in point 2.1, the last sentence of the second paragraph is replaced by the following:\n‘With regard to Not-Off-Vehicle Charging Hybrid Electric Vehicles (NOVC-HEV) and Off-Vehicle Charging Hybrid Electric Vehicles (OVC-HEV), the NEDC CO2 values to be used as a reference for the purpose of Section 3 shall be determined by way of physical vehicle tests instead of correlation tool simulations. The physical measurements shall be performed in accordance with the relevant provisions referring to physical vehicle tests set out in this Annex. The input data for the physical vehicle tests shall be determined and submitted to the type-approval authority or, where applicable, technical service, in accordance with point 2.4’:\n(b) in point 2.2a, point (a) is replaced by the following:\n(a) ‘The correction of the WLTP test results for CO2 mass emissions in accordance with Appendix 2 to Sub-Annex 6 and Appendix 2 to Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151 shall apply to all such test results, notwithstanding the provisions in paragraph 3.4.4(a) of Appendix 2 to Sub-Annex 6 and paragraph 1.1.4(a) of Appendix 2 to Sub-Annex 8 to Annex XXI to that Regulation;’;\n(c) in point 2.4, table 1 is amended as follows:\n(i) in entry 24, the text in the second column under ‘Input parameters for the correlation tool’ is replaced by the words ‘Service battery capacity’;\n(ii) entries 38 to 41 are replaced by the following:\n‘\n38\nWLTP CO2 value phase 1 (Charge-Sustaining value in case of NOVC and OVC-HEVs)\ngCO2/km\nEntry 2.1.1.2.1.\nof Appendix 8a to Annex I of (EU) 2017/1151\nUncorrected measured value MCO2,p,1 of phase Low\n39\nWLTP CO2 value phase 2 (Charge-Sustaining value in case of NOVC and OVC-HEVs)\ngCO2/km\nIdem\nUncorrected measured value MCO2,p,1 of phase Medium\n40\nWLTP CO2 value phase 3 (Charge-Sustaining value in case of NOVC and OVC-HEVs)\ngCO2/km\nIdem\nUncorrected measured value MCO2,p,1 of phase High\n41\nWLTP CO2 value phase 4 (Charge-Sustaining value in case of NOVC and OVC-HEVs)\ngCO2/km\nIdem\nUncorrected measured value MCO2,p,1 of phase Extra-High\n’\n(iii) in entry 60, the text in the second column under ‘Input parameters for the correlation tool’ is replaced by the words ‘WLTP Alternator (DC/DC converter – low voltage side — in case of NOVC and OVC-HEVs) Current’;\n(iv) in entry 61, the text in the second column under ‘Input parameters for the correlation tool’ is replaced by the words ‘Service battery current’;\n(v) entry 75 is deleted;\n(vi) entry 77 is replaced by the following:\n‘\n77\nWLTP CO2 measured corrected (Charge-Sustaining value in case of NOVC and OVC-HEVs) for vehicle H and/or L\ng/km\nEntry 2.1.1.2.1 of Appendix 8a to Annex I of (EU) 2017/1151\nCombined measured CO2 emissions for vehicle H and L after all applicable corrections, MCO2,C,5 . In case of 2 and 3 WLTP tests all measured results shall be provided (except for NOVC and OVC-HEVs where only final type-approval value shall be provided).\n’\n(vii) the following entries 79 to 101 are added:\nP0: the electric machine is connected to the engine transmission belt therefore has the engine speed as reference speed;\nP1: the electric machine is connected to the engine crankshaft therefore has the engine speed as reference speed;\nP2: the electric machine is mounted right upstream the transmission (gearbox or continuously variable transmission), therefore has the transmission input speed as reference speed;\nP2 planetary: the electric machine is connected to the gear of a planetary gearset that is not connected to the internal combustion engine or the final drive sides, here referred to as the planetary side. In this case the speed ratio to be specified is the ratio between the electric machine and planetary side rotational speed (reference speed) reflecting the speed multiplication/reduction effect of a reduction gear\nP3: the electric machine is right upstream the final drive of a driven axle therefore has the final drive input rotational speed as reference speed (this includes electric machines mounted on the gear of a planetary gearset on the final drive side). A vehicle can have up to two P3 machines (one for the front (P3a) and one for the rear (P3b) axle;\nP4: the electric machine is downstream the final drive, therefore has the wheel speed as reference speed. A vehicle can have up to four P4 motors (one for each wheel, where P4a indicates front wheels and P4b rear wheels).\nFurther specifications of these inputs are to be provided in the input template for the correlation tool’;\n‘79\nWLTP Charge-depleting CO2 results (combined)\ngCO2/km\n2.5.3.2 of Appendix 4 to Annex I to Regulation (EU) 2017/1151\nCombined charge depleting CO2 mass emissions MCO2,CD (average values in case of 2 and 3 tests) for the Type I test as calculated according to paragraph 4.1.2 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151(OVC-HEV only)\n80\nWLTP utility factor-weighted combined CO2 emission (measured)\ngCO2/km\nCalculated according to paragraph 4.1.3.1 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151\nCalculated weighted combined results (measured) as described in Article 7a(1)(c) of this Regulation (OVC-HEV only)\n81\nWLTP utility factor-weighted combined CO2 emission (declared)\ngCO2/km\nEntry 2.5.3.3 of the EC type-approval certificate\nCalculated weighted combined results (declared) taken from entry 2.5.3.3 of the EC type-approval certificate (OVC-HEV only)\n82\nWLTP Equivalent all electric range (EAER) combined\nkm\nEntry 2.5.3.7.2 (EAER) of the EC type-approval certificate\nCombined Equivalent all Electric Range (EAER) (OVC-HEV only)\n83\nIndex number of the transition cycle\n—\nEntry 2.1.1.4.1.4 of Appendix 8a to Annex I to Regulation (EU) 2017/1151\nfor OVC-HEV indicate the index number of the transition cycle\n84\nRelative electric energy change REECi of each charge-depleting test\n—\nCalculated according to paragraph 3.2.4.5.2 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151\nIndicate REECi of each CD test\n85\nNEDC Charge- Sustaining CO2 emission (declared, Condition B)\ngCO2/km\nInformation document (Appendix 3 of Annex I to Regulation (EU) 2017/1151)\n(for NOVC-HEV entry 3.5.7.2.1; for OVC-HEV entry 3.5.7.2.2)\nOEM declaration\nfor NOVC-HEV: Declared combined NEDC CO2 value; For OVC-HEV: Declared combined charge sustaining CO2 mass emission (NEDC condition B).\n86\nNEDC Charge- Depleting CO2 emission (declared, Condition A)\ngCO2/km\nInformation document, (entry 3.5.7.2.3 of Appendix 3 of Annex I to Regulation (EU) 2017/1151)\nCombined CD CO2 emission, OEM declaration (only OVC-HEV)\n87\nNEDC weighted-combined CO2 emission (declared)\ngCO2/km\nOEM declaration\nOEM declaration (only OVC-HEV)\n88\nNEDC electric range for OVC-HEV (declared)\nkm\nOEM declaration\nOEM declaration (only OVC-HEV)\n89\nKCO2 factor for charge sustaining mode correction\n(g/km)/(Wh/km)\nparagraph 2.3.2 of Appendix 2 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151\nRCB CO2 mass emission correction coefficient for NOVC and OVC-HEV\n90\nHybrid Vehicle Configuration (P0, P1, P2, P2 planetary, P3, or P4)\n—\nDoes the vehicle have an electric machine used for vehicle propulsion and electric energy generation in P0, P1, P2, P2 planetary, P3, or P4 position, or a combination thereof?\nOEM declaration\n91\nMaximum power output of each electric machine (P0, P1, P2, P2 planetary, P3, or P4)\nkW\nPoint 3.3.1.1.1 of Appendix 3 of Annex I to Regulation (EU) 2017/1151\nOEM declaration\n92\nMaximum torque output of each electric machine (P0, P1, P2, P2 planetary, P3, or P4)\nNm\nOEM declaration\n93\nFor each electric machine, the ratio between the electric machine rotational speed and the reference rotational speed (P0, P1, P2, P2 planetary, P3, or P4)\n—\nOEM declaration\n94\nTraction REESS capacity\nAh\nPoint 3.3.2.3 of Appendix 3 of Annex I to Regulation (EU) 2017/1151\nOEM declaration\n95\nTraction REESS current\nA\nAppendix 3 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151\n20Hz time-series values used for the test(s) resampled to 1Hz\n96\nTraction REESS technology type\n—\nPoint 1.1.10 of Appendix 8a of Annex I to Regulation (EU) 2017/1151\nOEM declaration\n97\nTraction REESS initial state of charge\n%\nOEM declaration\n98\nNumber of REESS cells\nPoint 3.3.2.1 of Appendix 3 of Annex I to Regulation (EU) 2017/1151\nOEM declaration\n99\nTraction REESS voltage nominal/time-series\nV\nAppendix 3 of Sub-Annex 8 to Annex XXI to Regulation (EU) 2017/1151\nNominal or time-series values used for the test (20Hz minimum)\n100\nEngine-idle coasting function\n—\nY/N\nDoes the vehicle have the engine idle coasting function (allow the engine to idle during vehicle coasting in order to save fuel)?\n101\nEngine-off coasting function\n—\nY/N\nDoes the vehicle have the engine-off coasting function (allow the engine to switch off during vehicle coasting in order to save fuel)?\n(d) in the second paragraph of point 4.2.1.4.2, the following sentence is added:\n‘In the case of point (d), where the road load coefficients for the road load matrix family have been determined in accordance with point 2.3.8.2.1(a), the road load coefficients for the individual vehicle may be determined in accordance with the formulae set out in the second paragraph of point 4.2.1.5.’",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "P0: the electric machine is connected to the engine transmission belt therefore has the engine speed as reference speed; P1: the electric machine is connected to the engine crankshaft therefore has the engine speed as reference speed; P2: the electric machine is mounted right upstream the transmission (gearbox or continuously variable transmission), therefore has the transmission input speed as reference speed; P2 planetary: the electric machine is connected to the gear of a planetary gearset that is not connected to the internal combustion engine or the final drive sides, here referred to as the planetary side. In this case the speed ratio to be specified is the ratio between the electric machine and planetary side rotational speed (reference speed) reflecting the speed multiplication/reduction effect of a reduction gear P3: the electric machine is right upstream the final drive of a driven axle therefore has the final drive input rotational speed as reference speed (this includes electric machines mounted on the gear of a planetary gearset on the final drive side). A vehicle can have up to two P3 machines (one for the front (P3a) and one for the rear (P3b) axle; P4: the electric machine is downstream the final drive, therefore has the wheel speed as reference speed. A vehicle can have up to four P4 motors (one for each wheel, where P4a indicates front wheels and P4b rear wheels). Further specifications of these inputs are to be provided in the input template for the correlation tool’;"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2019/1840/article/1",
    "retrieved_at": "2026-11-01T14:43:02.904705+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."
}