Session 61 | Geneva | 10-14 Jan 2011
GRPE-61-22
Informal group on retrofit emission control devices: progress report
13 Jan 2011 Working Party Retrofit Emission Control Devices Retrofit Emissions Uniform provisions concerning the approval of Retrofit Emission Control devices (REC) for heavy duty vehicles, agricultural and forestry tractors and non-road mobile machinery equipped with compression ignition engines GRPE-61-0022