Working Party on Noise and Tyres
18-21 Feb | Geneva
Agenda Item 3. UN Regulation No. 41 (Noise Emissions of Motorcycles)
Documentation
Annotations
GRBP-81-03 UN R41: Proposal to amend document GRBP/2025/4
GRBP/2025/4 UN R41: Proposal for a Supplement to the 05 series of amendments

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-81-02 UN R41: Proposal to amend document GRBP/2025/5
GRBP-81-15 UN R41: Proposal to amend document GRBP-81-02
GRBP/2025/5 UN R41: Proposal for a 06 series of amendments

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-81-29 UN R41: Proposal to supersede document GRBP/2025/7
GRBP-81-30 UN R41: Proposal to supersede document GRBP/2025/6
GRBP/2025/6 UN R41: Proposal for a Supplement to the 04 series of amendments
GRBP/2025/7 UN R41: Proposal for a Supplement to the 05 series of amendments

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.