GAR | GRPE-81-13

Document Title	Proposal to amend the PMP informal group terms of reference
Reference Number	GRPE-81-13
Date	10 Jun 2020
Summary	Proposal to update the PMP mandate with a view to delivering the following results: Proposal for a new methodology for exhaust PN measurement with a d50 cut-off size reduced to 10 nm: June 2020 Proposal for HD raw exhaust PN sampling and extension of sub-23 nm procedure to HD engines: January 2021 Proposal for LD PN-PEMS 10 nm specifications : June 2021 (tbc) Proposal for a common test procedure for the measurement of particle brake emissions from conventional ICE LDVs: December 2021.
Rulemaking Area(s)	UN R49 Diesel/CNG/LNG Engine Emissions, UN R83 Motor Vehicle Emissions, UN R96 NRMM Emissions, GTR No. 4 WHDC, GTR No. 15 WLTP, and NEPE
Meeting(s)	GRPE \| Session 81 \| 9-12 Jun 2020 4. (a) UN Regulations Nos. 49 and 132 6. (a) UN Regulations Nos. 96 and 120 3. (b) UN Global Technical Regulations Nos. 15 and 19 3. (a) UN Regulations Nos. 68, 83, 101 and 103 4. (b) UN Global Technical Regulations Nos. 4, 5 and 10
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Excerpts from session reports related to this document
GRPE \| Session 81 \| 9-12 Jun 2020		40. The Chair of the IWG on PMP introduced GRPE-81-13 on a revision of the Terms of References (ToRs) of the IWG to include on-road test procedure definitions, which are expected to be developed for light- and heavy- duty application concerning the sub-23 nm PN emissions. GRPE agreed to revise the ToRs of the IWG on PMP as proposed in GRPE-81-13.