council recommend ratif intern convent safe contain csc eec council european commun regard treati establish european econom commun articl thereof regard draft commiss regard opinion european parliament regard opinion econom social committe intern convent safe contain csc prepar framework unit nation inter government maritim consult organ imco enter forc septemb open ratif access state includ member state commun interest commun member state ratifi convent recommend member state ratifi intern convent safe contain acced thereto juli inform secretari gener inter government maritim consult organ write ratif access regard recommend brussel council presid boulin oj opinion deliv april publish offici journal