Proposal from the Russian Federation to provide harmonized definitions for the terms “noise” and “sound” and also for a revised structure for introducing the provisions.

Proposal based on Informal document GRB-54-03 submitted by the expert from Germany and on Informal document GRB-55-01 submitted by the expert from Japan, including limit values with some modification of threshold of subcategories, which could be the basis of a common position.

This proposal of amendments to UN Regulation No. 9 consolidates earlier versions of UN Regulation No. 9 and aligns the test methods with those introduced into UN Regulation No. 41.

Proposed amendments to consolidate previous versions of UN Regulation No. 63 and to align the test methods with those introduced into UN Regulation No. 41.

Draft recommendations from the informal group on Quiet Road Transport Vehicles pursuant to their deliberations on the risks such vehicles poses to vulnerable road users.

Consolidated version of the proposed 03 series of amendments to UN R51, including OICA remarks on updating references to Annex 9 and concerning the Annex 2 qualification of the vehicle to be tested in each instance.

Proposal to allow test tracks to be constructed per the 02 series of amendments to UN R117 or according to the new ISO standard 10844:2011.

Proposal from the European Tyre and Rim Technical Organisation (ETRTO) to align the text of Annex 6 of UN R117 to the ISO Standard 28580.

Proposal from the European Tyre and Rim Technical Organisation (ETRTO) to amend the snow test method for C3 Tyres.

Proposal from Russia to update R.E.3 with regard to specifications on Category G road tractors, the formulation of requirements on noise, modification of the method of measuring vehicle internal noise, and recommended permissible levels of vehicle internal noise.

OICA submission proposing to align the current stationary vehicle noise emission measurement provisions of UN R51 with those in the latest draft international standard ISO/DIS 362.

Proposal from the Netherlands to update requirements on the noise test track to the from ISO 10844:1994 to ISO 10844:2011, including provisions for the repaving of non-compliant tracks. The proposal offers two approaches: reference to IS0 10844:2011 or reproduction of the ISO text.

Proposal from the Netherlands to update the requirements of the noise test track from
ISO 10844:1994 to ISO 10844:2011, including provisions for the repaving of non-compliant tracks. The proposal offers two alternatives: reference to ISO 10844:2011 or reproducing the whole text of the standard.

Submission by the GRB secretariat to correct an editorial error where the noise test track specifications should refer to the requirements of ISO 10844:2011 rather than “Annex 4” as stipulated in the original draft.