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Document Title UN R154: Proposal for a Supplement 2
Reference Number WP.29/2025/99
Date
26 Sep 2025
Summary Consolidated revision to make corrections, clarifications and improvements that have already been introduced into the 02 and 03 series of amendments of UN R154. The proposal is based on document GRPE/2024/2, GRPE-90-11-Rev.1, and GRPE-91-11 PEV run-in provisions only). Proposal to align the manufacturer information document with the type-approval certificate, adapt the calibration of measurement equipment to PN10 (which measures more particles than PN23), and clarify that compliance when measured according to PN10 demonstrates compliance with the same limit according to PN23.
Rulemaking Area(s) UN R154 WLTP Type Approval
Regulatory Impact
Original text | Supplement 2
Proposal Status Formal WP.29 review
Meeting(s)
Related Documents
GRPE/2025/2 UN R154: Proposal for a Supplement to the original series (superseded)
GRPE/2025/11 UN R154: Proposal for a Supplement to the original text, 01, 02 and 03 series of amendments (superseded)
GRPE-92-21/Rev 3 UN R154: PN10 Proposal for amendments to all series
Downloads
UNECE server .pdf format .docx format
GAR server .pdf format .docx format