John Prebble and Julia Caldwell from Victoria University of Wellington have written Zotero - A manual for electronic legal referencing which is a comprehensive guide to using Zotero with the New Zealand Law Style. We do not currently have this referencing style in EndNote.
You can download this guide from the Social Science Research Network (create a free account).
The guide includes instructions for installing the following components which you will need in order to do legal referencing with Zotero:
• Multilingual Zotero Client
• Abbreviations plug-in
• New Zealand Law Style
• New Zealand abbreviations