GAR

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)

Regulation:	UN Regulation No. 161 \| Devices for Protection against Unauthorized Use
Document:	Revision 0 \| Amendment 3
Corresponds to:	00 series of amendments \| Supplement 3 (Entered into force on 5 Jun 2023)
Based on:	Document WP.29/2022/146 Proposal from GRSG to clarify the scope of the UN Regulation and to complement the text with the missing Supplement 7 to the original version of UN R116.

Regulation:	UN Regulation No. 13 \| Heavy-Duty Vehicle Braking
Document:	Revision 9 \| Amendment 2
Corresponds to:	12 series of amendments \| Supplement 2 (Entered into force on 5 Jun 2023)
Based on:	Document WP.29/2022/138

Regulation:	UN Regulation No. 13 \| Heavy-Duty Vehicle Braking
Document:	Revision 8 \| Amendment 11
Corresponds to:	11 series of amendments \| Supplement 20 (Entered into force on 5 Jun 2023)
Based on:	Document WP.29/2022/137 Proposal to clarify provisions regarding the actuation of the parking brake warning device to cover the case of electric control transmission systems where there may be a transition between parked (applied) and un-parked (released) braking states.

Working Party on Noise and Tyres | Session 70 | 11-13 Sep 2019

Geneva

The deadline for the submission of formal documents for this session is 17 June 2019.

AGENDA

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Agenda Item 6. (d)

UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

GRBP is invited to consider a proposal submitted by the group of interested experts on snow tyre provisions.

GRBP will recall that, at its previous session, the expert from ETRTO requested a postponement of consideration of ECE/TRANS/WP.29/GRVA/2018/5 and GRB-68-12. GRBP is invited to resume the discussion and to address a complementary proposal by the experts of ETRTO (ECE/TRANS/WP.29/GRBP/2019/19).

GRBP will be briefed on the activities of the IWG on Wet Grip Performance of Tyres in a Worn State (IWG WGWT).

[ETRTO presentation on ISO and tyre industry work to improve wet-grip test methods for passenger car (C1) tyres.]

Documentation

GRBP-70-21/Rev.2 UN R117: Modification to document GRBP/2019/19 (ETRTO)

GRBP-70-22 Snow tyres provisions: status report

GRBP-70-23 Status report of the Worn Tyres informal group

GRBP-70-25 Tyre performance study: noise vs. other performance (ACEA and UTAC)

GRBP/2019/19 UN R117: Proposal for an amendment (ETRTO)

Reference Number:	GRBP-70-21/Rev.2
Submitted by:	ETRTO
Meeting Session(s):	70th GRBP session (11-13 Sep 2019)
Document date:	13 Sep 19
Document status:	Superseded
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
View full document file for more information

Reference Number:	GRBP-70-22
Meeting Session(s):	70th GRBP session (11-13 Sep 2019)
Document date:	10 Sep 19
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

Reference Number:	GRBP-70-23
Meeting Session(s):	70th GRBP session (11-13 Sep 2019)
Document date:	11 Sep 19
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
View full document file for more information

Reference Number:	GRBP-70-25
Submitted by:	ACEA and UTAC
Meeting Session(s):	70th GRBP session (11-13 Sep 2019) and 2nd TFMU session (28-29 Nov 2019)
Document date:	12 Sep 19
Regarding:	UN R13-H Light Vehicle Braking \| UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
View full document file for more information

Reference Number:	GRBP/2019/19
Submitted by:	ETRTO
Meeting Session(s):	70th GRBP session (11-13 Sep 2019)
Document date:	21 Jun 19
Document status:	Superseded
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
View full document file for more information