Proposal for a new regulation to enable type approval of dual-fuel retrofit systems to be installed on already approved and in service heavy duty diesel engines and vehicles.

The latest amendments to the formal proposal GRPE/2016/12 as agreed within the informal group on Gaseous Fueled Vehicles (GFV).

Amendments to the proposal as presented in document GRPE/2016/12.

Presentation on the background and accomplishments of the GFV informal group from January 2008 to June 2016 as the group concludes its final effort on heavy-duty dual fuel engine retrofit systems.

Proposal for a new regulation to enable type approval of dual-fuel retrofit systems to be installed on already approved and in service heavy duty diesel engines and vehicles.

Presentation on the background and accomplishments of the GFV informal group from January 2008 to June 2016 as the group concludes its final effort on heavy-duty dual fuel engine retrofit systems.