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World Forum for the Harmonization of Vehicle Regulations | Session 184 | 22-24 Jun 2021

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Agenda Item 19.4.

UN GTR No. 4 (Worldwide Heavy-Duty vehicle emission test Cycle (WHDC))

Documentation

WP.29/2021/79 GTR 4: Proposal for Amendment 4

WP.29/2021/80 GTR 4: Technical report on the development of Amendment 4

GTR No. 4

Reference Number:	WP.29/2021/79
Meeting Session(s):	184th WP.29 session (22-24 Jun 2021)
Document date:	12 Apr 21
Document status:	Adopted by WP.29
Regarding:	GTR No. 4 WHDC
View full document file for more information

Reference Number:	WP.29/2021/80
Meeting Session(s):	184th WP.29 session (22-24 Jun 2021)
Document date:	12 Apr 21
Document status:	Adopted by WP.29
Regarding:	GTR No. 4 WHDC
View full document file for more information

Reference Number:	SIGTP-06-10/Rev.2
Submitted by:	EC
Meeting Session(s):	6th SIGTP session (19 Nov)
Document date:	22 Nov 24
Regarding:	UN R100 Electric Powertrain Vehicles