council decis june implement articl agreement form exchang letter european econom commun princip andorra ec council european union regard treati establish european commun articl thereof regard propos commiss articl agreement form exchang letter european econom commun princip andorra sign luxembourg june stipul period year period agreement reach accord princip andorra author commun act behalf princip andorra enter good countri princip andorra free circul articl stipul end period pursuant articl thereof princip andorra exercis entri free circul agreement contract parti princip andorra request exercis entri free circul statement octob council agre principl princip andorra request exercis council establish commun offici posit contract parti period time allow prepar exercis decid sole articl juli european commun act behalf princip andorra ceas ensur entri free circul good countri princip andorra luxembourg june council presid veltroni