Working Party on Noise
5-7 Feb 2013 | Geneva
Agenda Item 3. Regulation No. 51 (Noise of M and N categories of vehicles)
Documentation
GRB/2013/4 Proposal for Supplement 9 to the 02 series of amendments to Regulation No. 51
GRB-57-06 UN R51: Chinese suggestions on subcategories of commercial vehicles
GRB-57-17 Proposal for amendments to add Transitional Provisions to Regulation No. 51.03