| UN R49: Proposal for a Supplement 4 to the 07 series of amendments |
| Reference Number: GRPE-94-12 |
|
Proposal to improve FTIR/QCL Analyser Examination (Para. 9.3.2.8.1, 9.3.2.9.1, 9.3.2.10, Appendices 10–11), including expanding the examination authority to include type-approval authorities and technical services, requiring witnessing of the testing at the instrument manufacturer’s facility, and introducing new appendices providing an examiner template and a verification certificate format, and to permit other techniques for the water quench check (Para. 9.3.2.9.9) to address the adverse effects of H₂O and CO₂ on the CLD’s NOx response and align with the provisions of 40 CFR 1065.750(e)(5). |
| Submitted by: OICA |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 13 Mar 26 |
| Document status: Informal GR review |
| Relevant to: UN Regulation No. 49 | Diesel and CNG/LNG Engine Emissions |
| Click here to view the full document file |
| UN R49: Proposal to amend dual-fuel specifications under the 05 and 06 series |
| Reference Number: GRPE-94-13 |
| Submitted by: OICA |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 13 Mar 26 |
| Relevant to: UN Regulation No. 49 | Diesel and CNG/LNG Engine Emissions |
| Click here to view the full document file |
| Proposal for the transposition of Euro 7 HDV provisions into UN Regulation 49 |
| Reference Number: GRPE-94-23 |
| Submitted by: EC |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 16 Mar 26 |
| Relevant to: UN Regulation No. 49 | Diesel and CNG/LNG Engine Emissions |
| Click here to view the full document file |
| UN R49: Proposal to amend GRPE/2026/16 |
| Reference Number: GRPE-94-29 |
|
Proposal to update UN R49 to accommodate Automated Driving Systems (ADS). The supplement modifies definitions, mass calculations, warning systems, and testing procedures to apply to vehicles without human drivers. References to drivers are replaced with “vehicle user” terminology, and special provisions are added for ADS-equipped vehicles in testing and operational requirements. |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 16 Mar 26 |
| Document status: Formal GR review |
| Relevant to: UN Regulation No. 49 | Diesel and CNG/LNG Engine Emissions and WP.29 Regulatory Project | Review of Regulations for Applicability to ADS Vehicles |
| Click here to view the full document file |
| UN R49: Proposal for a Supplement to the 07 series of amendments |
| Reference Number: GRPE/2026/16 |
|
Proposal to enable application of the Regulation to vehicles equipped with an Automated Driving System. |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 05 Jan 26 |
| Document status: Formal GR review |
| Relevant to: UN Regulation No. 49 | Diesel and CNG/LNG Engine Emissions and WP.29 Regulatory Project | Review of Regulations for Applicability to ADS Vehicles |
| Click here to view the full document file |
| UN R49: Proposal for a Supplement to the 07 series of amendments |
| Reference Number: GRPE/2026/17 |
|
Proposal to reintroduce text that was unintentionally omitted in document GRPE/2025/12 as adopted by GRPE during its 92nd session. |
| Submitted by: OICA |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 05 Jan 26 |
| Document status: Formal GR review |
| Relevant to: UN Regulation No. 49 | Diesel and CNG/LNG Engine Emissions |
| Click here to view the full document file |
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