Revised mandate as approved by the GRB at its January 2014 session for the informal working group established to finalize revisions to UN Regulation No. 51 and UN Regulation No. 59 with a view towards their alignment with the latest European Union decision concerning noise emissions from vehicles having at least four wheels.

Revised mandate (with changes marked up) as approved by the GRB at its January 2014 session for the informal working group established to finalize revisions to UN Regulation No. 51 and UN Regulation No. 59 with a view towards their alignment with the latest European Union decision concerning noise emissions from vehicles having at least four wheels.