Working Party on Noise and Tyres | Session 80 | 17-20 Sep
Geneva
Agenda Item 2.
UN Regulation No. 41 (Noise Emissions of Motorcycles)

3. The expert from the Informal Working Group on Real Driving – Additional Sound Emission Provisions (IWG RD-ASEP) introduced draft amendments that clarified interpretation issues in the 05 series of amendments to UN Regulation No. 41, such as the number of test points, riding modes and speed tolerances (GRBP-80-08). GRBP noted that IWG RD – ASEP solicited comments on the draft amendments with a view to updating the proposal and submitting it as a working document to the next session.

4. The expert of IWG RD-ASEP also reported on their progress on drafting a new 06 series of amendments to UN Regulation No. 41, including the limit line concept and remaining issues (GRBP-80-09). GRBP noted that a working document with the draft 06 series of amendments would be submitted to the next session.

Documentation
GRBP-79-15 UN R41: Interpretation document with regards to the number of test points when performing test runs for type approval (IMMA)
GRBP-79-16 UN R41: Interpretation document with regards applicable test speed of the motorcycle when performing test runs for type approval (IMMA)
GRBP-79-38 UN R41: Introduction to the proposed interpretation documents (IMMA)
GRBP-80-08 UN R41: Proposal for a Supplement to the 05 series of amendments
GRBP-80-09 UN R41: Presentation by IWG RD-ASEP on proposal for amendment for a new 06 Series of amendments