| R51/R138 Subgroup: Minutes of the 11th (June 2025) session |
| Reference Number: R51/R138-11-04/Rev.1 |
| Meeting Sessions: 11th R51/R138 session (18 Jun 2025) |
| Document date: 15 Aug 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 138 | Quiet Road Transport Vehicles |
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| UN R51: Comments on the draft Supplement 11 (exterior sound systems) |
| Reference Number: R51/R138-13-10 |
| Meeting Sessions: 13th R51/R138 session (6 Aug 2025) |
| Document date: 28 Aug 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Draft proposal to amend working document GRBP/2025/29 |
| Reference Number: R51/R138-14-04 |
| Meeting Sessions: 14th R51/R138 session (2 Sep 2025) |
| Document date: 01 Sep 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Comments on corrections to the 03 series of amendments |
| Reference Number: R51/R138-14-03 |
| Meeting Sessions: 14th R51/R138 session (2 Sep 2025) |
| Document date: 01 Sep 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| RD-ASEP UN R51/138 subgroup draft status report to GRBP |
| Reference Number: R51/R138-14-02 |
| Meeting Sessions: 14th R51/R138 session (2 Sep 2025) |
| Document date: 01 Sep 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 138 | Quiet Road Transport Vehicles |
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| R51/R138 Subgroup: Agenda for the 14th (September 2025) session |
| Reference Number: R51/R138-14-01 |
| Meeting Sessions: 14th R51/R138 session (2 Sep 2025) |
| Document date: 01 Sep 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 138 | Quiet Road Transport Vehicles |
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| UN R51: Amendments to the draft Supplement to the 03 series |
| Reference Number: R51/R138-15-02 |
|
Document includes OICA proposals for three topics. |
| Meeting Sessions: 15th R51/R138 session (22-23 Oct 2025) |
| Document date: 14 Oct 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| R51/R138 Subgroup: Agenda for the 15th (October 2025) session |
| Reference Number: R51/R138-15-01 |
| Meeting Sessions: 15th R51/R138 session (22-23 Oct 2025) |
| Document date: 14 Oct 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Proposals to amend documents GRBP/2025/29 and GRBP-82-08 |
| Reference Number: R51/R138-15-03 |
| Submitted by: OICA |
| Meeting Sessions: 15th R51/R138 session (22-23 Oct 2025) |
| Document date: 21 Oct 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R138: Subgroup discussion on AVAS and EES |
| Reference Number: R51/R138-15-05 |
| Meeting Sessions: 15th R51/R138 session (22-23 Oct 2025) |
| Document date: 22 Oct 25 |
| Relevant to: UN Regulation No. 138 | Quiet Road Transport Vehicles |
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| UN R51: Proposals for amendments based on GRBP/2025/29 |
| Reference Number: R51/R138-15-04 |
| Submitted by: OICA |
| Meeting Sessions: 15th R51/R138 session (22-23 Oct 2025) |
| Document date: 22 Oct 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Comments on draft provisions to amend the regulation |
| Reference Number: R51/R138-16-02 |
| Meeting Sessions: 16th R51/R138 session (12 Nov 2025) |
| Document date: 10 Nov 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| R51/R138 Subgroup: Agenda for the 16th (November 2025) session |
| Reference Number: R51/R138-16-01 |
| Meeting Sessions: 16th R51/R138 session (12 Nov 2025) |
| Document date: 10 Nov 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 138 | Quiet Road Transport Vehicles |
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| R51/R138 Subgroup: Agenda for the 17th (December 2025) session |
| Reference Number: R51/R138-17-01 |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 01 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| UN R51: Working draft proposal to amend document GRBP/2026/4 |
| Reference Number: R51/R138-17-02 |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 01 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Proposal for Supplement 11 to the 03 series of amendments |
| Reference Number: R51/R138-17-03 |
| Submitted by: OICA |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 01 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Input on transitional provisions for Supplement 11 to the 03 series |
| Reference Number: R51/R138-17-04 |
| Submitted by: JASIC |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 08 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Background Information on EV specifications |
| Reference Number: R51/R138-17-05 |
| Submitted by: OICA |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 08 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Proposal to amend GRBP/2026/4 (Supplement 11 to the 03 series) |
| Reference Number: R51/R138-17-06 |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 08 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Updated proposal to amend GRBP/2026/4 (Supplement 11 to the 03 series) |
| Reference Number: R51/R138-17-07 |
| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 10 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
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| UN R51: Updated proposal for a Supplement 11 to the 03 series of amendments |
| Reference Number: R51/R138-17-08 |
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| Meeting Sessions: 17th R51/R138 session (8 and 10 Dec 2025) |
| Document date: 10 Dec 25 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |