Working Party on Noise and Tyres | Session 81 | 18-21 Feb 2025
Geneva
Agenda Item 3.
UN Regulation No. 41 (Noise Emissions of Motorcycles)

GRBP will address a proposal for a Supplement to the 05 series of amendments which was submitted by the experts from the Informal Working Group on Real Driving – Additional Sound Emission Provisions (IWG RD – ASEP) to clarify the application of the ASEP testing conditions in Annex 7.

GRBP will also consider a proposal for a new 06 series of amendments that was prepared by the experts from the IWG RD-ASEP in order to strengthen the RD-ASEP testing conditions of motorcycles.

GRBP is invited to consider draft amendments to the 04 and 05 series of amendments submitted by the expert from IMMA, which strengthen provisions against test defeating, facilitate the conformity of production testing and correct the communication document.

Documentation
GRBP/2025/4 UN R41: Proposal for a Supplement to the 05 series of amendments
GRBP/2025/5 UN R41: Proposal for a 06 series of amendments