A-LCA	Automotive Life Cycle Assessment Next session: 27 May
EFV	Informal Group on Environmentally Friendly Vehicles Last session: June 2011
EPPR	Environmental and Propulsion Performance Requirements for L-category Vehicles Next session: 28 May
EV/HFCV	Electric and Hydrogen Fuel-Cell Vehicle Retrofit Systems Last session: April 2025
EVE	Electric Vehicles and the Environment Next session: 20-21 May
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: March 2025
TF-AVRS	GRPE Automated Vehicle Regulations Screening Next session: 13 May
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: March 2025