GAR | GRPE-83-11

Regulation:	UN Regulation No. 131 \| Advanced Emergency Braking Systems
Document:	Revision 1 \| Amendment 3
Corresponds to:	01 series of amendments \| Supplement 3 (Entered into force on 24 Sep 2023)
Based on:	Document WP.29/2023/11 Proposal to increase the potential speed reduction during the collision warning phase and clarify the interpretation of “engine start/run cycle”.

Regulation:	UN Regulation No. 131 \| Advanced Emergency Braking Systems
Document:	Revision 2 \| Amendment 1
Corresponds to:	02 series of amendments \| Supplement 1 (Entered into force on 24 Sep 2023)
Based on:	Document WP.29/2023/12 Proposal to align provisions with corresponding provisions of UN R152 and to clarify the interpretation of the provisions on system robustness when applied to heavy duty vehicles.

Regulation:	UN Regulation No. 137 \| Restraint System in Frontal Impact
Document:	Revision 2
Corresponds to:	01 series of amendments \| Supplement 1 (Entered into force on 29 Dec 2018)
Corresponds to:	01 series of amendments \| Supplement 2 (Entered into force on 28 May 2019)
Corresponds to:	01 series of amendments \| Supplement 3 (Entered into force on 3 Jan 2021)
Corresponds to:	02 series of amendments (Entered into force on 9 Jun 2021)

UN GTR: Request for authorisation to develop regulation on brake PM and PN emissions of all types of LDV's brake systems

Document GRPE-83-11

31 May 2021

83rd GRPE session (1-4 Jun 2021)

Submitted by EC, Japan, and UK

Status: Approved by GR

83rd GRPE session (1-4 Jun 2021)

7. | Particle Measurement Programme (PMP)

35. The representatives from Japan, the UK and the EC introduced GRPE-83-11 as a request for authorization to develop a new UN GTR No. [XX] on brake PM and PN emissions. The representative from the US asked, given the ambitious timeline, if a PM/PN measurement procedure was already close to finalization. The representative from EC, leading the activities on non-exhaust emissions, clarified that rig test procedure was well advanced and added some issues such as regenerative braking, extreme brake events, were still being considered by the group.

36. GRPE requested the secretariat to submit GRPE-83-11, as reproduced in Annex XII to WP.29 and AC.3 for consideration and vote at their November 2021 sessions as request for authorization to develop a new UN GTR No. [XX] on brake PM and PN emissions.

Reference Number:	GRBP-TFAVRS-05-03/Rev.1
Meeting Session(s):	5th GRBP-TFAVRS session (17 Jul)
Document date:	17 Jul 24
Regarding:	UN R138 Quiet Road Transport Vehicles \| Regulation Screening for ADS

Reference Number:	GRBP-TFAVRS-05-05
Meeting Session(s):	5th GRBP-TFAVRS session (17 Jul)
Document date:	17 Jul 24
Regarding:	Regulation Screening for ADS

Reference Number:	GRBP-TFAVRS-05-02
Meeting Session(s):	5th GRBP-TFAVRS session (17 Jul)
Document date:	17 Jul 24
Regarding:	Regulation Screening for ADS

Reference Number:	GRBP-TFAVRS-05-01/Rev.1
Meeting Session(s):	5th GRBP-TFAVRS session (17 Jul)
Document date:	17 Jul 24
Regarding:	Regulation Screening for ADS

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