Download: GRVA/2025/1 from UNECE: .pdf format .docx format
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4. (d) UN Regulation No. 157

GRVA agreed to resume consideration of the proposal tabled by the representative of Germany to review the footnote in paragraph 5.2.6.5.1.

GRVA/2025/2 | UN R157: Proposal for a Supplement to the 01 series of amendments
GRVA-21-07 | UN R157: Proposal to amend document GRVA/2025/2
GRVA-21-19 | UN R157: Proposal to amend document GRVA/2025/2

GRVA agreed to consideration of the proposal tabled by the experts from the United Kingdom of Great Britain and Northern Ireland, introducing a technology neutral wording on the conditions for re-instatement of the system at the “initiation of each engine start / run cycle”.

GRVA/2025/3 | UN R157: Proposal for a Supplement
GRVA/2025/4 | UN R157: Proposal for a Supplement to the 01 series of amendments