6. The Chair of GRSP, on behalf the United States of America reiterated the experts that NHTSA’s request for a delay of the proposal at this time as NHTSA is going thru its adoption process of phase 1 (ECE/TRANS/WP.29/GRSP/2014/5). He concluded that he would inform GRSP at its December 2017 session about the plan of an NPRM on this subject.