ACC's Office of the Complaints Investigator
It is strongly advised to only contact/communicate with the ACC's Office of the Complaints Investigator by writing to (snail mail or email or fax) them. Please retain all copies of letters/emails/faxes sent and received.
Email address: complaints@acc.co.nz
Concerns and complaints
Customer Support Service
Freepost 264
PO Box 892
Hamilton 3240
Free fax: 0800 750 222
Overseas fax: +64 7 957 5934
