See the article in the link below about yet more questions the Government is demanding answers to, for everything that everybody does.
Also on 1 July 2018, other new laws came into effect adding requirements for people and businesses to prove who and what they are and especially to identify anyone involved in various ways who is officially classed as an "overseas tax resident" (- which is something quite different from immigration status). This is linked to the international CRS Treaty affecting about 100 countries around the world.
If you have any concerns about any of these matters, do let us know.
To access the article, click here. The article by Sam Hurley titled "NZ banks, finance and law firms now liable under new money laundering laws" was published on 2 July 2018 by the New Zealand Herald.