23. The secretariat reported that ITC had welcomed the session of the Chairs of its subsidiary bodies and that this session would be held on a periodic basis. The World Forum noted that the secretariat had informed ITC about the WP.29 Round Table on Climate Change and Transport, the UNDA project, the activities on ITS and those related to the World Forum, including recommendations for market fuel quality. The list of the main decisions taken by ITC, distributed as Informal documents Nos. 15 and 15/Add.1, is available at www.unece.org/trans/main/itc/itc_inf_73.html. The report of the session would be available as ECE/TRANS/221.