GAR

World Forum for the Harmonization of Vehicle Regulations

13-16 Nov 2023 | Geneva

Agenda Item 4.9.1. Proposal for Supplement 11 to the 03 series of amendments to UN Regulation No. 24 (Visible pollutants, measurement of power of C.I. engines (Diesel smoke))

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WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Proposal to clarify the wording regarding the use of the reference fuel required for emission testing, to permit testing with the same reference fuel used for emission testing, and to align with recently adopted amendments to Regulation No. 85.

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
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WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

WP.29/2023/126 UN R24: Proposal for Supplement 11 to the 03 series of amendments

UN R24: Proposal for Supplement 11 to the 03 series of amendments

Reference Number:	WP.29/2023/126
Meeting Session(s):	191st WP.29 session (13-16 Nov 2023)
Document date:	01 Sep 23
Document status:	Adopted by WP.29
Regarding:	UN R24 Diesel Engine Emissions
Adoption Vote
This proposal (WP.29/2023/126) was adopted by the World Forum. Thirty-six Contracting Parties out of the 50 applying UN R24 were present for the vote by AC.1. Thirty-six voted in favor with zero against and zero abstaining.
View full document file for more information

Download from UNECE:

.pdf format

.docx format

ECE/TRANS/WP.29/GRPE/89, para. 46., based on ECE/TRANS/WP.29/GRPE/2023/18, GRPE-89-18 as amended by Annex IV to the session report.

Reference Number:	A-LCA-SG5-23-05
Meeting Session(s):	23rd A-LCA-SG5 session (11 Jul)
Document date:	23 Jul 25
Regarding:	Automotive Life Cycle Assessment

Reference Number:	A-LCA-25-02
Meeting Session(s):	25th A-LCA session (22 Jul)
Document date:	23 Jul 25
Regarding:	Automotive Life Cycle Assessment

Reference Number:	GRSG/2025/51
Submitted by:	Australia
Meeting Session(s):	130th GRSG session (6-9 Oct)
Document date:	22 Jul 25
Document status:	Formal GR review
Regarding:	ADDWS

Reference Number:	GRSG/2025/50
Submitted by:	Australia
Meeting Session(s):	130th GRSG session (6-9 Oct)
Document date:	22 Jul 25
Document status:	Formal GR review
Regarding:	DDAW