Well they aren't going to say that they're anxious to put it off for a month, are they?
I must admit I'm mystified by the whole thing. Surely you shouldn't be able to get past Customs without having your approvals in order - people crossing state borders have to answer questions and fill in forms. The Scotty who was Immigration Minister would have had him on the plane to Belgrade or the boat to Manus Island before his luggage hit the carousel.