| GRPE/85 | Report of GRPE on its 85th (January 2022) session | |
| GRPE/85/Add.3 | Proposal for a new UN GTR on durability of pollution-control devices for two- and three-wheelers |
The Chair of GRPE will report orally on the highlights of the session.
| GRPE/85/Add.1 | Proposal for a Consolidated Resolution on the exhaust ultrafine particle number measurement for heavy duty engines | |
| GRPE/85/Add.2 | GTR 2: Proposal for Amendment 5 |