council decis sign behalf commun provision applic agreement form exchang letter european commun republ croatia system ecopoint appli croatian transit traffic austria januari ec council european union regard treati establish european commun articl conjunct sentenc subparagraph articl thereof regard propos commiss commiss negoti agreement form exchang letter european commun republ croatia system ecopoint appli croatian transit traffic austria subject conclus date agreement initial novemb sign provis made provision applic agreement januari decid articl sign agreement form exchang letter european commun republ croatia system ecopoint appli croatian transit traffic austria januari approv behalf commun subject council decis conclus agreement text agreement attach decis articl presid council authoris design person empow sign agreement behalf commun subject conclus articl subject reciproc agreement refer articl appli provision basi januari pend complet procedur formal conclus articl decis publish offici journal european union brussel council presid chrisochoïdi