council decis decemb conclus addit protocol europ agreement european commun member state part republ bulgaria part interim agreement trade trade relat matter european econom commun european coal steel commun part republ bulgaria part ec council european union regard treati establish european commun articl conjunct articl sentenc thereof regard conclus european council place essen decemb regard propos commiss commiss negoti behalf commun addit protocol interim agreement trade trade relat matter europ agreement republ bulgaria approv addit protocol decid articl addit protocol europ agreement european commun member state part republ bulgaria part interim agreement trade trade relat matter european econom commun european coal steel commun part republ bulgaria part approv behalf european commun text addit protocol attach decis articl provis applic articl addit protocol agricultur product fall annex ii treati subject framework common market organ system levi custom duti product fall cn code adopt accord procedur provid articl council regul eec june common organ market milk milk product provis regul establish common organ agricultur market applic agreement call close cooper bulgaria commiss measur ensur cooper articl presid council author design person empow sign addit protocol behalf european commun presid council give notif provid articl addit protocol behalf european commun brussel decemb council presid seehof oj oj regul amend regul ec oj