for a material benefit, aids, abets, incites, counsels, or procures any other person to be or to remain unlawfully in New Zealand or to breach any condition of a visa granted to the other person
The penalty for that is up to a $100,000 fine or seven years in jail, and the rich Aussies have as much as admitted the offence in the media. Instead, the person they put up to it is punished (she won't be able to travel for years as a consequence of her deportation), while those actually responsible walk away scot free.
But I guess we couldn't possibly punish rich people when they break the law, could we?