49. The Chair of the IWG on Gaseous Fuelled Vehicles presented ECE/TRANS/WP.29/GRPE/2016/5 aimed at simplifying the communication model of approval for LPG and CNG retrofit systems in Regulation No. 115.

50. GRPE adopted ECE/TRANS/WP.29/GRPE/2016/5 and requested the secretariat to submit it to WP.29 and AC.1 for consideration and vote at their June 2016 sessions as draft Supplement 7 to the original version of Regulation No. 115.