Response to the proposal to update references to the permissible test tracks (document GRB/2013/2), arguing that the change from ISO 10844:1994 to ISO 10844:2011 is unnecessary since it does not change the test method to measure the tyre rolling noise.

Amendments to the proposal to amend the snow test method for C3 tyres in order to prescribe the wider of the possible speed ranges. Corrects wording to replace “blocking differential” with “differential lock” and mandatory use of differential lock in certain cases.

Comments on the proposed guidelines to avoid driver confusion in interaction with vehicle warnings, especially in safety-related automatic driver assist systems.

Presentation aimed at resolving differences in vehicle categorizations used around the world.

IMMA contribution towards the World Forum project to codify and harmonize technical terms and abbreviations used across its regulations.

The proposal concerns modification of the method of measuring vehicle internal noise and revises document GRB/2012/12 pursuant to discussions from the last Working Party on Noise session.

Updated tables for proposed vehicle internal noise limits, revising document GRB/2012/12 pursuant to discussions from the last Working Party on Noise session.

The proposal concerns specifications on the formulation of requirements on noise, revising the earlier document GRB/2012/12 pursuant to discussions from the last Working Party on Noise session.

The proposal concerns specifications on category G of road tractors, extracting from and revising document GRB/2012/12 pursuant to discussions from the last Working Party on Noise session.

Proposal of two options for inserting provisions on tire dimensions into the amendment proposed in document GRB/2013/4 to revise the Annex 3 test procedures and interpretation of resulting data.

The transitional provisions in GRB/2012/08 are not in line with the latest UN Guidelines on Transitional Provisions. This proposal updates the transitional provisions and adds two amendments specifically applicable for UN Regulation No. 51.

Text prepared by the International Organization of Motor Vehicle Manufacturers (OICA) in order to incorporate the latest stage of relevant ISO standards in UN Regulation No. 51, Revision 2.

This document presents the OICA position on vehicle classification, limits and dates in UN Regulation No. 51.03 (draft consolidated version presented in document GRB/2012/8).

List of acronyms and abbreviations contained in Regulation No. 51 prepared by the International Organization of Motor Vehicle Manufacturers (OICA).

Text prepared by the International Organization of Motor Vehicle Manufacturers (OICA) in order to introduce the concept of “revision of approvals” in the regulations under GRB responsibility.

Proposal to open discussions on a new test procedure and possibly noise-labeling requirements for electric-mode vehicles to ensure that approaching vehicle audible systems designed to enhance the safety of pedestrians, including the blind, do not negate the benefits of noise reduction.

Notice of the European Union’s intention to accede to UN Regulation No. 41 and the possible accession to Regulations 9, 63, and 92. The EC requests GRB input before deciding whether to pursue a separate legislative process to establish new provisions for these related noise rules.

Russian response to IMMA’s reservations concerning the definition and use of the terms “sound” and “noise” in Regulation No. 41 and other UN Regulations relating to noise.

Presentation in support of Japan’s noise limit values proposal (document GRB/2012/7).

Presentation on objectives of the International Whole Vehicle Type Approval initiative and review of UN Regulations under the purview of GRB that could figure into the IWVTA system.

Presentation on the development of tire rolling resistance standards by the GRRF and GRB.

Presentation in support of Russian proposals on specifications for category G road tractors, formulation of requirements on noise, modification of the method for measuring vehicle internal noise, and recommended permissible levels of vehicle internal noise.

Proposal for additional sound emission provisions (ASEP) to align UN R59 with parallel amendments to the main vehicle noise regulation, UN R51.

Report of the Working Party on Noise from its February 2013 session.

Series of editorial corrections and clarifications to the resolution.

Text prepared by the International Organization for Standardization (ISO) to update UN R41 with the latest amendment of ISO 5130:2012.

The proposal corrects the typing error of the decibel unit dB(A) (corrected from db(A)) and deletes the unnecessary unit. In Annex 4, revises the current list as an itemized list for greater clarity.

Text prepared by the European Association of Automotive Suppliers (CLEPA) to introduce Additional Sound Emission Provisions (ASEP) into the UN R59.

Text prepared by the Russian Federation to elaborate on the concept of tyre deceleration (dω/dt) in the test technology.

Text prepared by the European Tyre and Rim Technical Organisation (ETRTO) in order to correct inconsistencies in time measurement accuracy in annex 6.

Corrects the title to read 4 September 2013 rather than 5 September 2013.

Consolidated proposal for the 03 series of amendments to UN Regulation No. 51, prepared by the expert group on UN R51 pursuant to their fourth meeting on 4 July.

This document is based on document GRB/2012/8 including documents GRB-57-17 (OICA amendments to the transitional provisions), GRB-2013-05 (modified ETRTO amendments for the use of the ISO 10844:2011 test track specifications), and the latest decisions of the EU Council.

Proposal from the International Organization of Vehicle Manufacturers to update the requirements on the noise test track to the latest stage of the applicable standards (from ISO 19844:1994 (i.e. Annex 8 of this Regulation) to ISO 10844:2011) and to incorporate transitional provisions to allow repaving of non-compliant test tracks to the ISO 10844:2011 standards.

Proposal to clarify the transition provisions to permit the granting of certificates to the previous series of amendments through December 2013 rather than up to the date of the entry into force of the 04 series of amendments.

[Document reissued on August 21, 2013 for technical reasons.]

Proposal pursuant to GRB discussions (55th session, para. 12) and document GRB/2013/8 to insert the amendments concerning the ASEP provisions as soon as Regulation No. 51 has been accordingly amended (in line with the draft proposal (Reference 2011/XXXX (COD)) of the European Commission “Proposal of the European Parliament and of the Council on the sound level of motor vehicles and of their exhaust systems”).

Proposal to amend the classifications of vehicle type in the consolidated version of the proposal for draft 03 series of amendments to Regulation No. 51.

There are two types of N1 having GVM<2.5t. One is front engine type. The other is a flat front vehicle with the engine under the seat and typical in Asian countries. Japan proposes that the sound limit of the latter type should be considered since the sound characteristics of the vehicles are same as that of the N1 having GVM<2.5t.

Discussion paper towards defining vehicle subcategories capable of addressing range of vehicles found in Chinese market, including high‐performance coupes, sports cars, saloon cars, SUV, MPV, Kei‐cars, Kei‐trucks, mini‐buses, mini‐trucks and so on.

Proposal to revise the European Tyre and Rim Technical Organisation (ETRTO) proposals (documents GRB-58-02 and GRRF/2013/30) to correct inconsistencies in time measurement accuracy in annex 6 of the regulation.

Further background as requested at the last GRB meeting on the recommended use of a “deceleration calculator” software for the deceleration test method in the test procedure for measuring rolling resistance.

Comments by the GRB secretariat concerning the IMMA proposal (document GRB-58-01) to permit the granting of certificates to the previous series of amendments through December 2013 rather than up to the date of the entry into force of the 04 series of amendments of UN R41.

China comments on Japanese proposal concerning vehicle categories and noise-limit values.

Discussion paper concerning acceleration test border lines.

Presentation in support of document GRB-58-06 proposing amendments to UN R51 with regard to the categorization of flat-front light (kei) commercial vehicles.

Japan opposes the inclusion of specifications for Acoustic Vehicle Alerting Systems (AVAS) as contained within the consolidated proposal for the 03 series of amendments to UN R51 (GRB-58-04). AVAS specifications are actively under development as a new GTR and therefore, Japan cannot accept their definition under UN R51 until the GTR deliberations have been concluded.

Revised comments by the GRB secretariat concerning the IMMA proposal (document GRB-58-01) to permit the granting of certificates to the previous series of amendments through December 2013 rather than up to the date of the entry into force of the 04 series of amendments of UN R41.

Proposal to amend the classifications of vehicle type in the consolidated version of the proposal for draft 03 series of amendments to Regulation No. 51. There are two types of N1 having GVM<2.5t. One is front engine type. The other is a flat front vehicle with the engine under the seat and typical in Asian countries. Japan proposes that the sound limit of the latter type should be considered since the sound characteristics of the vehicles are same as that of the N1 having GVM<2.5t.

Proposal to include provisions on maximum noise emissions from audible vehicle alerting systems (AVAS) under development for low-sound vehicles.

Amendments agreed to document GRB-58-04 during the 58th session of GRB.

Amendments agreed to document GRB-58-04 during the 58th session of GRB.

Proposal from the International Organization of Vehicle Manufacturers (OICA) to update requirements for the noise test track from ISO 19844:1994 (i.e. Annex 8 of this Regulation) to ISO 10844:2011 and to allow for repaving of existing, non-compliant test tracks to meet the ISO 10844:2011 standards.