Matt, NZ Territoy covers South Pole to up near Tonga. It's horses for courses. RCC decides, depending on location of epirb, who to contact. They work as a team so while one phones the EPIRB owner's registered contacts, another team member will be liasing with police on a no surprises basis and with Maritime Radio and or coastguard. But RCC will coordinate the response. In the Hauraki Gulf for example RCC would also contact Maritime Radio and helicopter team (they might take a while to become airborne but they have 406 trackers on board).
So I'm inclined to trust, especially given the Chann