The UN World Forum for Harmonization of Vehicle Regulations (WP.29) enables governments to cooperate internationally in developing vehicle regulations concerning safety, environmental performance, and energy efficiency.
GlobalAutoRegs is a technical resource for members of the regulatory affairs community interested in this international collaboration.
| UN R169: Proposal to clarify recording of data elements |
| Reference Number: SG-EDR-48-14 |
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Proposal to amend para. 1.4. to clarify obligations for recording data elements where sensors or systems cannot meet specified format requirements. Recording is not required if no system or sensor is designed to provide the trigger or data element, or if not operational at the time of the trigger condition or recording. However, if the vehicle is fitted with an original equipment manufacturer sensor or system designed to provide the trigger or data element in the specified format, reporting in that format is mandatory when operational. Where sensor or system design capabilities do not allow format requirements to be met, the data element shall nevertheless be recorded and the corresponding limitation reported. Failure states shall be recorded by the EDR. |
| Submitted by: Netherlands |
| Meeting Sessions: 48th SG-EDR session (15-16 Sep) |
| Document date: 10 Sep 26 |
| Relevant to: UN Regulation No. 169 | Event Data Recorders (EDR) for heavy vehicles |
| Click here to view the full document file |
| Acceleration Control for Pedal Error (GTR): Report of the 5th (September 2026) session |
| Reference Number: ACPE-GTR-05-02 |
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Draft report from the fifth meeting of the informal group on Automatically Commanded Deceleration (ACPED) for Automated Vehicles, held online on 8 September 2026. The report covers research activities by Contracting Parties including vehicle testing by Germany, Japan, Canada, UK, and South Korea. Discussions addressed unwarranted ACPE activation in various scenarios, including intersections and railway crossings. The next meeting is scheduled for 10 November 2026, with an in-person meeting planned for Tokyo in either January or February 2027. |
| Submitted by: ACPE-GTR |
| Meeting Sessions: 5th ACPE-GTR session (8 Sep) |
| Document date: 10 Sep 26 |
| Relevant to: WP.29 Regulatory Project | UN GTR on Acceleration Control for Pedal Error |
| Click here to view the full document file |
| UN R74: Updated baseline document for a 04 series of amendments |
| Reference Number: SLR-79-07/Rev.2 |
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Proposal to amend UN R74:
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| Submitted by: IMMA |
| Meeting Sessions: 79th SLR session (7-11 Sep) |
| Document date: 10 Sep 26 |
| Relevant to: UN Regulation No. 74 | Moped Lighting |
| Click here to view the full document file |
| UN R125: Proposal for a Supplement 5 to the original text, a Supplement 4 to the 01 series, a Supplement 4 to the 02 series, and a Supplement 1 to the 03 series of amendments |
| Reference Number: GRSG-132-03 |
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Proposal to amend para. 5.1.1.3. to adjust the lower vertical datum point from 5 degrees to 4 degrees below the horizontal and update the corresponding figure in Annex 4, Figure 1. This harmonizes the location of the lower datum point with the angle of obstruction requirement in para. 5.1.3., resolving an inconsistency between the allowed area of obstruction and the mandated transparent area of the windscreen. |
| Submitted by: OICA |
| Meeting Sessions: 132nd GRSG session (28 Sep-2 Oct) |
| Document date: 09 Sep 26 |
| Document status: Informal GR review |
| Relevant to: UN Regulation No. 125 | Driver Forward Field of Vision |
| Click here to view the full document file |
| UN R149: Proposal for a Supplement 8 to the 01 series of amendments |
| Reference Number: WP.29/2026/185 |
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Proposal to:
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| Submitted by: GRE |
| Meeting Sessions: 200th WP.29 session (16-20 Nov) |
| Document date: 04 Sep 26 |
| Document status: Formal WP.29 review |
| Relevant to: UN Regulation No. 149 | Road Illumination Devices (RID) |
| Click here to view the full document file |
| UN R148: Proposal for a Supplement 8 to the 01 series of amendments |
| Reference Number: WP.29/2026/184 |
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Proposal to amend para. 3.3.1.2. to specify that the value for ‘a’ in the approval marking shall be at least 5 mm, and add a new para. 3.3.4.4.1. establishing requirements for labels used for additional approval markings specific to the device, including durability for the useful life of the device, legibility, indelible letters and figures, and durable fixing that cannot be removed without destroying or defacing the labels. |
| Submitted by: GRE |
| Meeting Sessions: 200th WP.29 session (16-20 Nov) |
| Document date: 04 Sep 26 |
| Document status: Formal WP.29 review |
| Relevant to: UN Regulation No. 148 | Light-Signalling Devices (LSD) |
| Click here to view the full document file |
| ISO/DIS 11992-2: Road vehicles — Interchange of digital information on electrical connections between towing and towed vehicles — Part 2: Application layer for brakes and running gear |
| Reference Number: GRVA-26-04 |
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This document has been provided to GRVA as a courtesy by ISO. Please refer to GRVA for the password to open the document (https://unece.org/info/events/event/412104). |
| Submitted by: ISO |
| Meeting Sessions: 26th GRVA session (14-18 Sep) |
| Document date: 09 Sep 26 |
| Click here to view the full document file |