council decis conclus agreement republ iceland kingdom norwai latter associ implement applic develop schengen acqui ec council european union regard articl protocol annex treati amsterdam treati european union treati establish european commun integr schengen acqui framework european union decid sole articl agreement republ iceland kingdom norwai latter associ implement applic develop schengen acqui includ annex final act declar exchang letter annex thereto approv text act refer subparagraph attach decis brussel council presid fischer