Here are some links to a handful of external agencies that support Disabled individuals in NZ, key documents relating to disability support, and additional information to support your understanding of Disability and Disability Support.
Autism NZ
Altogether Autism
Dyslexia Foundation
SPELD
Mental Health Foundation
Blind Low Vision NZ
ADHD New Zealand
Brain Injury NZ
Ako Aotearoa (Dyslexia Resources)