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Icon engine gray Engine & Emissions

Below is a directory to the GAR website pages addressing vehicle propulsion systems and environmental performance. The Working Party on Pollution and Energy (GRPE) is the primary rulemaking body under the World Forum for these activities.

Latest Documents

CO2/FC correction for (N)OVC-HEV/(N)OVC-FCHV
WLTP-IMD-06 19 February 19 Feb 2020 2020-02-19 12:30:35 UTC
PEV low temperature family concept
WLTP-IMD-05 19 February 19 Feb 2020 2020-02-19 12:28:47 UTC
Low Temperature Test Procedure for Electric Vehicles
WLTP-IMD-04 19 February 19 Feb 2020 2020-02-19 12:26:28 UTC
Summary of ODB-II GTR
WLTP-IMD-07 19 February 19 Feb 2020 2020-02-19 12:06:21 UTC
WLTP: Proposals for PEV procedures for Type VI test
WLTP Intermediate Meeting-03 18 February 18 Feb 2020 2020-02-19 13:55:52 UTC
WLTP ODB GTR working draft text
- 18 February 18 Feb 2020 2020-02-19 13:17:20 UTC
WLTP ODB GTR draft text
- 17 February 17 Feb 2020 2020-02-19 13:23:40 UTC
WLTP OBD GTR draft text
- 17 February 17 Feb 2020 2020-02-19 13:21:27 UTC
PEV low-temperature procedure family concept input
- 12 February 12 Feb 2020 2020-02-12 09:14:18 UTC
WLTP EV low-temperature test procedure input
- 12 February 12 Feb 2020 2020-02-12 09:12:07 UTC
PTI: Particle Number Counter- Metrological controls and performance tests
PTI-17-04 10 February 10 Feb 2020 2020-02-10 14:47:02 UTC
PTI: Instruments for measuring vehicle exhaust particulate number emissions
PTI-17-03 10 February 10 Feb 2020 2020-02-10 13:48:51 UTC
Proposal for regulations to check diesel particulate filters (DPFs) with a particle counter
PTI-17-02 10 February 10 Feb 2020 2020-02-10 13:40:19 UTC
Agenda for the 34th WLTP EV Subgroup session
- 7 February 7 Feb 2020 2020-02-07 15:26:46 UTC
Possible EV inputs for GTR 15 Amendment 6 (revision 1)
- 6 February 6 Feb 2020 2020-02-04 13:43:39 UTC
Minutes of the 35th WLTP Low-Temperature Task Force session
- 6 February 6 Feb 2020 2020-02-06 15:58:58 UTC
Draft agenda for the WLTP informal group "intermediate meeting"
WLTP-IMD-02 5 February 5 Feb 2020 2020-02-05 18:09:17 UTC
Draft agenda for the 36th WLTP Low Temperature Task Force session
- 5 February 5 Feb 2020 2020-02-05 18:22:15 UTC
Minutes of the 33rd WLTP EV Subgroup session
- 5 February 5 Feb 2020 2020-02-05 17:19:02 UTC
WLTP: (N)OVC-HEVs Procedure proposal: Charge-Sustaining Test (Revision 1)
- 5 February 5 Feb 2020 2020-02-04 14:59:43 UTC
WLTP: PEV Low temperature procedure update
- 5 February 5 Feb 2020 2020-02-05 17:14:35 UTC
Draft agenda for the 19th VIAQ informal group session
VIAQ-19-02 5 February 5 Feb 2020 2020-02-05 16:59:42 UTC
Invitation to the 19th VIAQ informal group session
VIAQ-19-01 5 February 5 Feb 2020 2020-02-05 16:58:54 UTC
WLTP: Test results from PEV low-temperature procedure
- 4 February 4 Feb 2020 2020-02-04 15:01:20 UTC
WLTP low-temperature test procedure for electrified vehicles (Annex B8-version 7)
- 4 February 4 Feb 2020 2020-02-04 13:45:38 UTC
UN R115 : Proposal for Corrigendum 1 to Supplement 8
WP.29/2020/49 31 January 31 Jan 2020 2020-01-31 09:12:03 UTC
Invitation to the 34th EVE informal group session
EVE-34-01 29 January 29 Jan 2020 2020-02-07 15:54:57 UTC
Comments on the draft WLTP low-temperature testing family concept
- 29 January 29 Jan 2020 2020-01-29 18:07:48 UTC
Minutes of the 34th WLTP Low-Temperature Task Force session
- 29 January 29 Jan 2020 2020-01-29 18:06:04 UTC
Calendar of WLTP and related meetings
N/A 28 January 28 Jan 2020 2019-12-02 15:52:50 UTC
Draft agenda for the 35th WLTP Low-Temperature Task Force session (revision 3)
- 28 January 28 Jan 2020 2020-01-27 12:30:52 UTC
WLTP Low-Temperature Task Force test procedure development
- 27 January 27 Jan 2020 2020-01-27 16:30:34 UTC
Minutes of the 32nd WLTP EV Subgroup session
- 27 January 27 Jan 2020 2020-01-27 16:07:15 UTC
WLTP-30: Indian visa request form
WLTP-30-01/App.1 24 January 24 Jan 2020 2020-01-24 15:04:00 UTC
Invitation to the 30th WLTP informal group session and information for the WLTP "Intermediate Session"
WLTP-30-01 24 January 24 Jan 2020 2020-01-24 14:59:03 UTC

Calendar of Upcoming Meetings

Worldwide Harmonized Light Vehicles Emissions Test Procedure | WLTP Intermediate Meeting | 19-20 Feb 2020 19 Feb 2020
Environmental and Propulsion Performance Requirements for L-category Vehicles | Session 34 | 25-27 Feb 2020 25 Feb 2020
Informal Working Group on Real Driving Emissions | Session 9 | 25-27 Feb 2020 25 Feb 2020
World Forum for the Harmonization of Vehicle Regulations | Session 180 | 9-13 Mar 2020 9 Mar 2020
Vehicle Interior Air Quality | Session 19 | 9-10 Mar 2020 9 Mar 2020
Electric Vehicles and the Environment | Session 34 | 23-24 Mar 2020 23 Mar 2020
Worldwide Harmonized Light Vehicles Emissions Test Procedure | Session 30 | 14-15 Apr 2020 14 Apr 2020
Working Party on Pollution and Energy | Session 81 | 9-12 Jun 2020 9 Jun 2020
World Forum for the Harmonization of Vehicle Regulations | Session 181 | 22-26 Jun 2020 22 Jun 2020
World Forum for the Harmonization of Vehicle Regulations | Session 182 | 9-13 Nov 2020 9 Nov 2020

Related Working Groups

EFV Informal Group on Environmentally Friendly Vehicles
EPPR Environmental and Propulsion Performance Requirements for L-category Vehicles
EVE Electric Vehicles and the Environment
FQ Informal Working Group on Fuel Quality
GFV Informal Group on Gaseous Fueled Vehicles
GRPE Working Party on Pollution and Energy
H2SGE Subgroup on Environment of the HFCV Informal Group
HDH Informal Group on Heavy-Duty Hybrids
MACTP Mobile Air-Conditioning Test Procedure Informal Group
PMP Informal Group for the Particle Measurement Programme
RDE Informal Working Group on Real Driving Emissions
REC Informal Working Group on Retrofit Emission Control Devices
VIAQ Vehicle Interior Air Quality
VPSD Informal Working Group on Vehicle Propulsion System Definitions
WLTP Worldwide Harmonized Light Vehicles Emissions Test Procedure
WP.29 World Forum for the Harmonization of Vehicle Regulations

Regulations & Programs

NEPE NEPE WP.29 Discussion Topics Topic 7
Resolution 0002 MR 2: VPSD WP.29 Resolutions Resolution 5
L-vehicle Pollution Control Durability L-vehicle Pollution Control Durability WP.29 Regulation Development Program 6
Motorcycle Propulsion Unit Performance Motorcycle Propulsion Unit Performance WP.29 Regulation Development Program 6
GTR 0018 GTR No. 18 L-OBD Global Technical Regulations GTR 2
GTR 0017 GTR No. 17 Motorcycle Evaporative Emissions Global Technical Regulations GTR 2
Resolution 0003 MR 3: VIAQ WP.29 Resolutions Resolution 5
Electric Vehicles & the Environment Electric Vehicles & the Environment WP.29 Regulation Development Program 6
PMP PMP WP.29 Regulation Development Program 6
Heavy-duty Hybrids (HDH) Heavy-duty Hybrids (HDH) WP.29 Regulation Development Program 6
GTR 0002 GTR No. 2 WMTC Global Technical Regulations GTR 2
GTR 0004 GTR No. 4 WHDC Global Technical Regulations GTR 2
GTR 0005 GTR No. 5 OBD Global Technical Regulations GTR 2
GTR 0011 GTR No. 11 NRMM Emissions Global Technical Regulations GTR 2
Heavy-duty Hybrids (HDH) Heavy-duty Hybrids (HDH) WP.29 Regulation Development Program 6
MACTP MACTP WP.29 Regulation Development Program 6
GTR 0015 GTR No. 15 WLTP Global Technical Regulations GTR 2
UNR 0024 UN R24 Diesel Engine Emissions UN(ECE) Regulations UNR 1
UNR 0040 UN R40 Motorcycle Emissions UN(ECE) Regulations UNR 1
UNR 0049 UN R49 Diesel/CNG/LNG Engine Emissions UN(ECE) Regulations UNR 1
UNR 0083 UN R83 Motor Vehicle Emissions UN(ECE) Regulations UNR 1
UNR 0084 UN R84 Fuel Consumption Measurement UN(ECE) Regulations UNR 1
UNR 0085 UN R85 Net Power Measurement UN(ECE) Regulations UNR 1
UNR 0096 UN R96 NRMM Emissions UN(ECE) Regulations UNR 1
UNR 0101 UN R101 CO2 Emissions/Fuel Consumption UN(ECE) Regulations UNR 1
UNR 0103 UN R103 Replacement Catalytic Converters UN(ECE) Regulations UNR 1
UNR 0115 UN R115 LPG/CNG Retrofit Systems UN(ECE) Regulations UNR 1
UNR 0120 UN R120 NRMM Net Power/Fuel Consumption UN(ECE) Regulations UNR 1
UNR 0132 UN R132 Retrofit Emissions UN(ECE) Regulations UNR 1
EFV EFV WP.29 Discussion Topics Topic 7
Fuel Quality Fuel Quality WP.29 Regulation Development Program 6
GTR 0010 GTR No. 10 OCE Global Technical Regulations GTR 2
UNR 0143 UN R143 HD Dual Fuel Retrofit Systems UN(ECE) Regulations UNR 1
REESS REESS WP.29 Regulation Development Program 6
Rule 0001 UN Rule No. 1 Environmental Protection UN Rules (Vehcle Inspection) Rule 3
UNR 0015 UN R15 Emission of Gaseous Pollutants UN(ECE) Regulations UNR 1
UNR 0047 UN R47 Moped Emissions UN(ECE) Regulations UNR 1
UNR 0133 UN R133 Vehicle Recyclability UN(ECE) Regulations UNR 1
WLTP (UNR) WLTP (UNR) WP.29 Regulation Development Program 6
GTR 0019 GTR No. 19 Evaporative emissions Global Technical Regulations GTR 2
UNR 0068 UN R68 Maximum Speed Measurement UN(ECE) Regulations UNR 1
Light Vehicle OBD Light Vehicle OBD WP.29 Regulation Development Program 6
Global RDE Global RDE WP.29 Regulation Development Program 6
HD Fuel Efficiency Measurement HD Fuel Efficiency Measurement WP.29 Discussion Topics Topic 7
Motorcycle Max Power Motorcycle Max Power WP.29 Regulation Development Program 6
WLTP Durability WLTP Durability WP.29 Regulation Development Program 6