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UN R49: Proposal for Supplement 9 to the 06 series of amendments

Document WP.29/2024/46

11 April 2024

193rd WP.29 session (24-28 Jun)

Proposal to permit the use of hydrogen (H2) as fuel for emissions type-approval of heavy duty vehicles and to introduce an option to measure the total hydrocarbon (THC) emissions instead of measuring the non-methane hydrocarbon emissions in certain cases.

Status: Formal WP.29 review

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Previous Documents, Discussions, and Outcomes

193rd WP.29 session (24-28 Jun)

4.7.2. | Proposal for Supplement 9 to the 06 series of amendments to UN Regulation No. 49 (Emissions of compression ignition and positive ignition (LPG and CNG) engines)

90th GRPE session (9-12 Jan)

4. (a) | UN Regulations Nos. 49 and 132

Reference Number:	TA-23-07
Meeting Session(s):	23rd TA session (25 Apr)
Document date:	29 May 24

Reference Number:	GRVA-Scenarios-04
Submitted by:	MTES
Meeting Session(s):	GRVA Scenario Catalogue Workshop (6-7 May)
Document date:	03 May 24
Regarding:	Automated Driving

Reference Number:	ADAS-31-02
Meeting Session(s):	31st ADAS session (13-16 May)
Document date:	03 May 24
Regarding:	UN R171 DCAS

Reference Number:	GVRA-Scenarios-5
Submitted by:	MLIT
Meeting Session(s):	GRVA Scenario Catalogue Workshop (6-7 May)
Document date:	02 May 24
Regarding:	Automated Driving

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