Without a valid and current firearms license, you cannot legally purchase any firearm other than a pellet gun anywhere in New Zealand.
The process for obtaining a basic firearms license is long, complicated and expensive. In other words, designed to weed out a broad portion of the population that the law deems unsuitable to possess a firearm.
Only for the rich and powerful..
That's pretty much the way the politicians would like here in the US. The "Peons" don't need protection, they don't have anything worth protecting....