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.

This proposal aligns Annex 3, paragraph 2.3.2. with the latest amendment to ISO 5130:2012. The purpose of the amendment is to require the use of test surfaces with “no appreciable level of porosity”.

Comments from the IMMA in response to the Russian proposal to re-define the use of terms “sound” and “noise” in the motorcycle noise regulation.

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.