regul ec european parliament council amend council regul eec common rule alloc slot commun airport european parliament council european union regard treati establish european commun articl thereof regard propos commiss regard opinion econom social committe consult committe region act accord procedur laid articl treati terrorist attack septemb unit state polit develop event affect air transport oper air carrier result signific drop demand remaind summer winter schedul season order make utilis slot alloc season oper lose entitl slot appear provid unambigu schedul season advers affect terrorist attack septemb council regul eec januari common rule alloc slot commun airport amend adopt regul articl articl insert council regul eec quot articl event septemb purpos articl coordin accept air carrier entitl seri slot summer schedul season winter schedul season alloc date septemb summer schedul season winter schedul season quot articl regul enter forc dai public offici journal european commun regul bind entireti directli applic member state brussel european parliament presid cox council presid aria cañet oj opinion deliv march publish offici journal opinion european parliament februari publish offici journal council common posit march publish offici journal decis european parliament oj