Draft of the proposed amendments are aimed at redefining the class of bi-fuel vehicles to permit the simultaneous use of gas and petrol in gas mode. This proposal was submitted to the Working Party on Pollution and Energy as document GRPE-63-05.

GFV informal group draft of proposed amendments aimed at redefining the class of bi-fuel vehicles to permit the
simultaneous use of gas and petrol in gas mode. This draft was submitted to the Working Party on Pollution and Energy for its 63rd session as document GRPE-63-06.

This document is a working draft describing the complementary specifications to R49 (Revision 6-6 series of amendments) in order to enable the type approval of new EURO VI heavy duty dual-fuel engines and vehicles. The document is under review within the GFV.

Status report of the HDDF task force for presentation to the Working Party on Pollution and Energy during its 63rd session.