Documentation : ECE/TRANS/WP.30/2010/8 6 . The WCO secretariat briefed the Working Party of activities undertaken jointly with the UNECE secretariat in relation to proposals submitted by the Bureau International des Conteneurs et du Transport Intermodal ( B.I.C . ) to introduce a reference to ISO standard 1496 in the text of both the Container Convention , 1972 and the TIR Convention , 1975 , which share a common Annex regarding the approval of containers .