The IWG on PSG proposes the text of Mutual Resolution 4. It contains the provisions and harmonized test procedures for the maximum measurement of Ceramic Printed Area (CPA) of each single toughened safety glass pane of a Panoramic Sunroof Glazing, which is touchable from inside the passenger area.

17. The expert from the Republic of Korea, Chair of IWG on Panoramic Sunroof Glazing (PSG), introduced GRSG-117-38 containing a status report of activities by the group since 2015 that have resulted in the proposal for a new Mutual Resolution No. [4]. IWG Secretary introduced GRSG-117-37 on the progress of the group during its nineteen meetings since the 110th session of GRSG. He further presented in detail GRSG-117-38 containing a proposal for a new M.R.[4].

18. GRSG welcomed the proposal and asked to issue it as official document for the next session.

19. The secretariat recalled the need to report to AC.3 on these developments so that compliance with the mandate given in ECE/TRANS/WP.29/AC.3/41 was ensured.