The NZ curriculum isonline at :

http://www.minedu.govt.nz/index.cfm?layout=document&documentid=3561&data=l

Here are some other helpful websites in preparing the exemption.

Te Whâriki is more relevant for a six year old?? since it is widely accepted that Early Childhood ranges from 0?? 6 years.http://www.minedu.govt.nz/web/downloadable/dl3567_v1/whariki.pdf

It could also be useful to take note of development documents like this one:

http://www.nncc.org/Child.Dev/ages.stages.6y.8y.html