GRBP/2026/4
UN R51: Proposal for a Supplement 11 to the 03 series of amendments
Source(s)
Date
27 Nov 2025
Status
Formal GR review
Subject
Impact
03 series of amendments | Supplement 11
Meeting(s)

Proposal to introduce a “default mode”, to specify requirements to be applied to the emission of Enhanced Exterior Sound (EES), with the corresponding transitional provisions, and to draw a limit curve to introduce electric vehicles and hybrid electric vehicles that can be propelled without an internal combustion engine operating in the scope of ASEP (Annex 7).

Downloads
UNECE server
Related documents
GRBP-82-39
UN R51: Short term steps to deliver a supported EV-ASEP proposal
GRBP-83-09/Rev.1
UN R51: Proposal to amend document GRBP/2026/4 (Formal GR review)
GRBP-83-29
UN R51: Consolidation of proposals into Supplement 11
GRBP-83-41
UN R51: Proposal for Supplement 11 to the 03 series of amendments (Formal GR review)
R51/R138-17-02
UN R51: Working draft proposal to amend document GRBP/2026/4
R51/R138-17-07
UN R51: Updated proposal to amend GRBP/2026/4 (Supplement 11 to the 03 series)
R51/R138-17-08
UN R51: Updated proposal for a Supplement 11 to the 03 series of amendments
R51/R138-18-04
UN R51: Draft proposal to amend GRBP/2026/4
R51/R138-18-06
UN R51: Informal group proposal to amend GRBP/2026/4
Excerpts from session reports
GRBP | Session 82 | 3-5 Sep 2025

7. To speed up reaching a consensus on the draft EV-ASEP amendments, the expert from Netherlands (Kingdom of the) suggested a detailed time planning and identified four agreed elements for inclusion into the proposal, namely the default mode, transitional provisions, limit curve and the character of sound (GRBP-82-39).

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