council decis decemb declassifi schengen consult network technic specif ec council european union regard treati establish european commun articl thereof document sch ii vision lai inter alia principl pursuant computeris procedur consult purpos issu visa central author refer articl convent implement schengen agreement june govern state benelux econom union feder republ germani french republ gradual addit check common border sign schengen june appli council decis ec octob correct schengen acqui contain schengen execut committe sch rev confirm document sch ii vision constitut part schengen acqui articl decis classifi document confidenti document sch ii vision subsequ amend council decis april decemb accord provis articl council regul ec april reserv council implement power regard detail provis practic procedur examin visa applic document sch ii vision subsequ amend hereinaft quot schengen consult network technic specif quot partli declassifi remain part schengen consult network technic specif classif downgrad quot restreint ue quot repeal articl decis ec futur decis classif schengen consult network technic specif accord normal rule classif document set council decis ec march adopt council secur regul decid articl schengen consult network technic specif declassifi except point part thereof annex thereto articl point part annex schengen consult network technic specif classifi quot restreint ue quot articl articl decis ec repeal futur decis classif schengen consult network technic specif accord provis decis ec articl decis effect dai public offici journal european union brussel decemb council presid espersen oj oj oj