145. The Co-Chair of the IWG on Environmental and Propulsion Performance Requirements (EPPR), introduced the latest progress of the IWG on the recent development on UN GTR No. 2. He indicated the IWG had been working on a new amendment 5 to UN GTR No. 2 proposal to be submitted to the June 2022 session of AC.3,

1. to correct and clarify existing provisions in UN GTR No. 2;
2. to align some provisions with UN GTR No. 15;
3. to update to technical progress and
4. to include 3-wheeled vehicles into the scope covered by the UN GTR.