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Document Title UN R168: Proposal for Supplement 1
Reference Number WP.29/2025/29
Date
23 Dec 2024
Summary 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.
Rulemaking Area(s) UN R168 RDE
Regulatory Impact
Original text | Supplement 1
Proposal Status Adopted by WP.29
Meeting(s)
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GRPE/2024/20 UN R168: Proposal for Supplement 1 to 00 series of amendments (superseded)
GRPE-91-09/Rev.1 UN R168: Proposal for amendment (superseded)
GRPE-91-15/Rev.1 UN R168: Proposal for a new Supplement (superseded)
Downloads
UNECE server .pdf format .docx format
GAR server .pdf format .docx format