Updated February 2019)
This web page provides you with information about searching and contacting people affected by past adoptions, especially finding birth parents.
It also includes things to consider when you make contact with a birth parent. Although Oranga Tamariki can be asked to approach another party to an adoption if their details are known (see below), Oranga Tamariki may decline to accept this request.
This web site provides useful information about Searching
http://adoptionnz.com/?page_id=22
Cyndy's List — A comprehensive, categorized & cross-referenced list of links that point you to genealogical research sites online.Your genealogy starting point for more than 15 years!
Finding birth parents — Link to Oranga Tamariki (formerly CYF) web site providing information re past adoptions