regul determin languag european econom commun council european econom commun regard articl treati rule govern languag institut commun prejudic provis contain rule procedur court justic determin council act unanim languag treati draft recognis offici languag member state commun adopt regul articl offici languag work languag institut commun dutch french german italian articl document member state person subject jurisdict member state send institut commun draft offici languag select sender repli draft languag articl document institut commun send member state person subject jurisdict member state draft languag state articl regul document gener applic draft offici languag articl offici journal commun publish offici languag articl institut commun stipul rule procedur languag specif case articl languag proceed court justic laid rule procedur articl member state offici languag languag request state govern gener rule law regul bind entireti directli applic member state brussel april council presid larock