Working Party on Noise and Tyres
18-21 Feb | Geneva
Agenda Item 2. UN Regulation No. 9 (Noise of three-wheeled vehicles)
Documentation
Annotations
GRBP/2025/8 UN R9: Proposal for Supplement 3 to the 08 series of amendments

The Working Party on Noise and Tyres (GRBP) is invited to consider a proposal by the experts from the International Motorcycle Manufacturers Association (IMMA) that allows using the state-of-the-art test track from the latest standard ISO 10844:2021.