53. The Chair of IWG on EVE presented the status report introducing the latest activities of the group (GRPE-86-37). He explained the latest work starting on including heavy duty into UN GTR No. 22 and the growing challenges it would pose given the lack of reference value to base the durability on. He informed GRPE that the development activities might take longer than for light duty vehicles and asked GRPE for patience during this process. He confirmed the IWG on EVE was nevertheless committed to deliver a new amendment to UN GTR No. 22 in a timely manner. The Chair of GRPE thanked again the IWG on EVE for their work and dedication.