DETA	Database for the Exchange of Type Approval Information Next session: 27 Feb 2025
EWG	Enforcement Working Group Last session: November 2015
GRB	Working Party on Noise Last session: January 2019
GRBP	Working Party on Noise and Tyres Next session: 18-21 Feb 2025
GRE	Working Party on Lighting and Light-signalling Next session: 22-25 Apr 2025
GRPE	Working Party on Pollution and Energy Next session: 25-28 Mar 2025
GRRF	Working Party on Brakes and Running Gear Last session: February 2018
GRSG	Working Party on General Safety Next session: 7-11 Apr 2025
GRSP	Working Party on Passive Safety Next session: 2-6 Dec
GRVA	Working Party on Automated and Connected Vehicles Next session: 20-24 Jan 2025
ITS	Intelligent Transport Systems Last session: November 2014
ITS/AD	Intelligent Transport Systems-Automated Driving Last session: June 2018
ITS3	Intelligent Transport Systems Phase 3 Last session: November 2024
IWVTA	International Whole Vehicle Type Approval System Last session: November 2024
PTI	Periodical Technical Inspections Next session: 12 Dec
SCUNV	Safer and Cleaner Used and New Vehicles in Developing Markets Last session: October 2024