decis european central bank novemb public legal act instrument european central bank ecb ec govern council european central bank regard statut european system central bank european central bank hereinaft refer quot statut quot articl thereof consult gener council european central bank ecb ecb attach great import enhanc transpar regulatori framework european system central bank escb line approach legal act instrument adopt ecb made gernal public public awar absenc oblig pursuant treati establish european commun statut transpar serv public ecb act instrument offici commun languag offici journal european commun decid articl guidelin ecb np novemb implement articl statut european system central bank european central bank annex decis guidelin ecb np april authoris issu nation banknot transit period annex ii decis guidelin ecb np decemb common rule minimum standard protect confidenti individu statist inform collect european central bank assist nation central bank annex iii decis decis ecb np june appoint durat mandat extern auditor european central bank annex iv decis decis ecb np decemb perform european central bank function relat medium term financi assist member state balanc payment annex decis recommend ecb np april account treatment cost incur connect issu banknot annex vi decis publish articl decis publish offici journal european commun frankfurt main novemb presid ecb willem duisenberg