Letter from the Retrofit Emissions Control Devices group requesting comments from Contracting Parties that expect to adopt this new regulation. The group is proposing development in two steps with higher stringency levels in the second stage; however, this requires CP support to be feasible.

Revised project plan for the two phases anticipated for the new regulation on retrofit emissions devices for heavy-duty vehicles.

Working draft of the “Draft new Regulation on uniform provisions concerning the
approval of Retrofit Emission Control Devices (REC) for heavy duty vehicles, agricultural and forestry tractors and non-road mobile machinery (NRMM) equipped with
Compression Ignition engines”.

Working draft of the proposal for an amendment to the regulation on retrofit emissions control devices for heavy-duty vehicles, to be submitted in a second step to increase the regulation’s stringency.