117. The representative of the Russian Federation, Co-Chair of the IWG on PTI, informed WP.29 about the progress of submitting the proposed amendments to the 1997 Agreement ECE/TRANS/WP.29/2017/92 to the United Nations Secretary-General. As a clerical error in the preamble of the document had been detected, WP.29 requested the IWG on PTI to prepare a corrigendum to the document.