Document Title UN R157: Proposal for a Supplement 4 to the 01 series of amendments
Reference Number WP.29/2025/64
Date
8 Apr 2025
Summary Proposal for terminology about the status of the system following an “engine start / run cycle”, to limit regular lane changes to roads "where it is possible to assess and handle the speed of an approaching vehicle" and to restrict lane changes by heavy vehicles (M3 and N3) to roads where the maximum permissible speed of target lane is "limited for all vehicle categories", and to simplify the original text.
Rulemaking Area(s) UN R157 Automated Lane-Keeping Systems
Regulatory Impact
01 series of amendments | Supplement 4
Proposal Status Adopted
Meeting(s)
Related Documents
GRVA/2025/4 UN R157: Proposal for a Supplement to the 01 series of amendments | Superseded change status?
GRVA/2025/2 UN R157: Proposal for a Supplement to the 01 series of amendments | Superseded change status?
GRVA-21-07 UN R157: Proposal to amend document GRVA/2025/2 | Superseded change status?
GRVA-21-19 UN R157: Proposal to amend document GRVA/2025/2 | Superseded change status?
Downloads
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GAR server .pdf format .docx format