council decis novemb conclus agreement form exchang letter european commun republ poland modernis polish oil sector framework europ agreement establish associ european commun member state part republ poland part ec council european union regard treati establish european commun articl conjunct sentenc articl thereof regard propos commiss decid articl agreement form exchang letter european commun republ poland modernis polish oil sector framework europ agreement establish associ european commun member state part republ poland part approv behalf european commun text agreement attach decis articl presid council authoris design person empow sign agreement order bind commun brussel novemb council presid poo