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|---|---|
| A-LCA | Automotive Life Cycle Assessment Next session: 22-23 Sep |
| EFV | Informal Group on Environmentally Friendly Vehicles Last session: June 2011 |
| EPPR | Environmental and Propulsion Performance Requirements for L-category Vehicles Next session: 18 Sep |
| EV/HFCV | Electric and Hydrogen Fuel-Cell Vehicle Retrofit Systems Last session: June 2025 |
| EVE | Electric Vehicles and the Environment Next session: 16-17 Sep |
| FIT | Regulation Fitness for Automated Vehicles |
| FQ | Informal Working Group on Fuel Quality Last session: June 2010 |
| GFV | Informal Group on Gaseous Fueled Vehicles Last session: June 2016 |
| H2SGE | Subgroup on Environment of the HFCV Informal Group Last session: June 2010 |
| HDH | Informal Group on Heavy-Duty Hybrids Last session: March 2016 |
| MACTP | Mobile Air-Conditioning Test Procedure Informal Group Last session: June 2012 |
| PMP | Particle Measurement Programme Last session: March 2025 |
| RDE | Informal Working Group on Real Driving Emissions Last session: January 2021 |
| REC | Informal Working Group on Retrofit Emission Control Devices Last session: January 2014 |
| TA | Task Force on Tyre Abrasion Last session: August 2025 |
| TF-AVRS | GRPE Automated Vehicle Regulations Screening Next session: 26 Sep |
| VIAQ | Vehicle Interior Air Quality Last session: March 2025 |
| VPSD | Informal Working Group on Vehicle Propulsion System Definitions Last session: February 2015 |
| WLTP | Worldwide Harmonized Light Vehicles Emissions Test Procedure Last session: June 2020 |
| WLTP-AH | Ad Hoc Group on WLTP 04/05 Series of Amendments Last session: May 2025 |