GRBP will be informed about the activities of the Informal Working Group on Real Driving – Additional Sound Emission Provisions (IWG RD – ASEP).
| GRBP-82-03/Rev.1 | IWG RD ASEP: Status Report | |
| GRBP-82-06 | UN R51: Background to the proposal for Supplement to 03 series of amendment | |
| GRBP-82-07 | UN R51: Proposal for a Supplement to 03 series of amendments | |
| GRBP-82-18 | Measurement Uncertainties when testing to Noise and Tyre Regulations | |
| GRBP-82-19 | Measurement Uncertainties: Background presentation on testing to Noise and Tyre regulations | |
| GRBP-82-22 | UN R51: Proposal for Supplement to 03 Series of amendments | |
| GRBP-82-23 | UN R51: Proposal for correction to 03 series of amendments | |
| GRBP-82-08 | UN R51: Proposal for a Supplement to the 03 Series of amendments | |
| GRBP-82-09 | UN R51: Supporting information for the proposal for Supplement to 03 Series of amendments | |
| GRBP-82-35 | IWG RD-ASEP Subgroup on UN Regulations Nos. 51 and 138): Status report | |
| GRBP-82-38 | UN R51: Application of ASEP for EVs | |
| GRBP-82-39 | UN R51: Short term steps to deliver a supported EV-ASEP proposal |
GRBP is invited to consider amendment proposals tabled by the experts from the International Organization of Motor Vehicle Manufacturers (OICA) with the aim to clarify some provisions of UN Regulation No. 51.
| GRBP/2025/20 | UN R51: Proposal for corrections to the 03 series of amendments | |
| GRBP/2025/29 | UN R51: Proposal for a Supplement to the 03 series of amendments |
| GRBP-82-03/Rev.1 | IWG RD ASEP: Status Report | |
| GRBP-82-06 | UN R51: Background to the proposal for Supplement to 03 series of amendment | |
| GRBP-82-07 | UN R51: Proposal for a Supplement to 03 series of amendments | |
| GRBP-82-18 | Measurement Uncertainties when testing to Noise and Tyre Regulations | |
| GRBP-82-19 | Measurement Uncertainties: Background presentation on testing to Noise and Tyre regulations | |
| GRBP-82-22 | UN R51: Proposal for Supplement to 03 Series of amendments | |
| GRBP-82-23 | UN R51: Proposal for correction to 03 series of amendments | |
| GRBP-82-08 | UN R51: Proposal for a Supplement to the 03 Series of amendments | |
| GRBP-82-09 | UN R51: Supporting information for the proposal for Supplement to 03 Series of amendments | |
| GRBP-82-35 | IWG RD-ASEP Subgroup on UN Regulations Nos. 51 and 138): Status report | |
| GRBP-82-38 | UN R51: Application of ASEP for EVs | |
| GRBP-82-39 | UN R51: Short term steps to deliver a supported EV-ASEP proposal |
GRBP will also consider proposals by the experts from OICA that include electric vehicles in the scope of ASEP provisions in Annex 7 to UN Regulation No. 51.
| GRBP-82-03/Rev.1 | IWG RD ASEP: Status Report | |
| GRBP-82-06 | UN R51: Background to the proposal for Supplement to 03 series of amendment | |
| GRBP-82-07 | UN R51: Proposal for a Supplement to 03 series of amendments | |
| GRBP-82-18 | Measurement Uncertainties when testing to Noise and Tyre Regulations | |
| GRBP-82-19 | Measurement Uncertainties: Background presentation on testing to Noise and Tyre regulations | |
| GRBP-82-22 | UN R51: Proposal for Supplement to 03 Series of amendments | |
| GRBP-82-23 | UN R51: Proposal for correction to 03 series of amendments | |
| GRBP-82-08 | UN R51: Proposal for a Supplement to the 03 Series of amendments | |
| GRBP-82-09 | UN R51: Supporting information for the proposal for Supplement to 03 Series of amendments | |
| GRBP-82-35 | IWG RD-ASEP Subgroup on UN Regulations Nos. 51 and 138): Status report | |
| GRBP-82-38 | UN R51: Application of ASEP for EVs | |
| GRBP-82-39 | UN R51: Short term steps to deliver a supported EV-ASEP proposal |