WP.29/2025/29
UN R168: Proposal for Supplement 1
Source(s)
Date
23 Dec 2024
Status
Adopted
Subject
Impact
Original text | Supplement 1
Meeting(s)

Proposal to:

  • Clarify the need for 3-phase and 4-phase analysis of test data depending on the fuel type of the engine (petrol or diesel)
  • Clarify and align the provision of PEMS concentration and emission correction with UN Regulations as common provision
  • Amend the scope to allow type approval of vehicles that previously were only within the scope as an extension based on their reference mass.
Downloads
UNECE server
Related documents
GRPE/2024/20
UN R168: Proposal for Supplement 1 to 00 series of amendments (Superseded)
GRPE-91-09/Rev.1
UN R168: Proposal for amendment (Superseded)
GRPE-91-15/Rev.1
UN R168: Proposal for a new Supplement (Superseded)
Excerpts from session reports
WP.29 | Session 195 | 3-7 Mar 2025
With 36 of the 61 Contracting Parties applying UN R168 present and voting, AC.1 adopted document WP.29/2025/29 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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