2 Mar A-LCA: Comments on proposal for a new Mutual Resolution No. 5 (M.R.5) (Japan) A-LCA-35-03/Rev.1 2026-03-02 Japan
6 Jan ADS: Guidance and interpretation-Definition of "manufacturer" (Japan) ADS-19-06 2026-01-06 Japan
12 Mar Framework for formulation of AI reference document (Japan) AI-07-14 2026-03-12 Japan
20 Mar ADS Marker Lamps: Comments on the proposal for a new UN Regulation (Japan) AVSR-28-02/Rev.2 2026-03-20 Japan
20 Mar Input concerning specifications for ADS marker lamps (Japan) AVSR-30-03 2026-03-20 Japan
30 Jan DSSAD: Proposal for additional data elements (Phase 2) (Japan) EDR-DSSAD-30-13 2026-01-30 Japan
14 Jan UN R10: Proposal to add conversion formula in harmonics limit for other than 230V/400V region (Japan) EMC-50-13 2026-01-14 Japan
20 Feb GTR 25: Comment on Vehicle Selection (Japan) EVE-94-09 2026-02-20 Japan
20 Feb GTR 21: Draft proposal to amend Working Document GRPE/2026/23 (Japan) EVE-94-10 2026-02-20 Japan
24 Feb Comments on GTR 22 and UN R154-04 amendment (Japan) EVE-94-15 2026-02-24 Japan
16 Mar GTR 22: Comments on the proposal for Amendment 2 (Japan) EVE-95-14 2026-03-16 Japan
11 Feb Tyre abrasion: Proposal to amend documents GRBP/2025/27 and GRBP-83-32 (Japan) GRBP-83-38 2026-02-11 Japan
17 Mar Swappable batteries: Draft terms of reference for a new task force (TFSB) (Japan) GRPE-94-39 2026-03-17 Proposal to establish a Task Force on Swappable Batteries (TFSB) under GRPE. The task force will review WP.29 regulations and international standards to identify technical requirements for swappable-battery vehicles, focusing on commercial vehicles. It will define vehicle types, clarify vehicle type approval processes, and develop guidance documents. The task force will coordinate with other working groups including GRSP and GRVA, with deliverables expected by October 2027. Japan
17 Mar UN R177: Proposal for a new supplement to the 01 series of amendments (EC and Japan) GRPE-94-54 2026-03-17 Proposal optimises the measurement accuracy requirements for chassis dynamometer equipment and the measurement acquisition of the intake manifold pressure in system power testing for high-performance vehicles and makes editorial corrections. EC Japan
18 Mar UN R154: Overall Summary of 04 series of amendments (Japan) GRPE-94-64 2026-03-18 Review of the different proposed amendments (03/04 series with different Supplements) to the regulations Japan
19 Mar UN R154: Proposal to amend GRPE/2026/13 (EC, Japan, OICA, and UK) GRPE-94-66 2026-03-19 EC Japan OICA UK
5 Jan UN R154: Proposal for a Supplement to the 04 series of amendments (EC, Japan, OICA, and UK) GRPE/2026/13 2026-01-05 Proposal to introduce provisions relating to <ul><li>Manipulation Devices and Strategies that were previously in the 09 series of amendments to UN R83,</li><li>the levels to which certain provisions apply,</li><li>clarifications and corrections to the requirements for the laboratory test for pure electric range ratio at low temperature for Pure Electric Vehicles</li><li>an update to allow the use in Levels 1A and 2 of actual tyre rolling resistance values to calculate the final road load coefficient for the individual vehicles, and</li><li>align the Regulation with the current regional status and the current state-of-the-art.</li></ul> EC Japan OICA UK
10 Apr UN R46: Proposal to amend GRSG/2026/30 (Japan) GRSG-131-12 2026-04-10 Proposal to amend GRSG/2026/30. This document proposes amendments to UN Regulation No. 46 to clarify definitions and requirements for devices for indirect vision. The amendments include revised definitions of external original surface, protruding supports, housing, and arm; clarifications to paragraphs 6.1.1.10 and 6.2.1.4 regarding projection limits in folded positions; modifications to paragraph 15.2.4.9.2 concerning obstruction and horizon visibility; and amendments to paragraph 16.1.1.3.1 addressing safety-related rearward indirect vision information. Japan
22 Jan AEBS: Proposal for an informal group to revise UN R152 (Germany and Japan) GRVA-24-14/Rev.2 2026-01-22 Germany Japan
16 Jan UN R79: Proposal for Corrigenda to the 02, 03, and 04 series of amendments (Japan) GRVA-24-25 2026-01-16 Proposal to correct a reference to paragraph 3.6.1.1.3. that should read 5.6.1.1.3. and to correct a misspelling. Japan
13 Feb Use cases of RxSWIN (Japan) GRVA-WS-SU-01-02 2026-02-13 Japan
13 Jan UN R51: Feedback on working documents for 03 series Supplement (Japan) R51/R138-18-02 2026-01-13 Japan
9 Mar UN R51: Comments on the draft proposal for a 04 series of amendments (Japan) RDASEP-Edit-02-02 2026-03-09 Japan
2 Mar Tyre abrasion: Proposal from Japan (document GRBP-83-38) (Japan) TA-45-07 2026-03-02 Japan
1 Mar UN R154: Clarification of the applicable level (Japan) WLTP-AH-10-01 2026-03-01 Japan