Service complaints and feedback
Contact us to give feedback or complain by:
NMI is open on normal business days from 9:00 am to 5:00 pm, except public holidays and the period between Christmas Day and New Year’s Day. When there is a time difference or public holiday, we will answer any voice mail messages within the next working day.
People with a hearing or speech impairment
Contact NMI through the National Relay Service if you:
- are deaf
- have a hearing or speech impairment.
Quote the NMI number you wish to call. For more information, visit AccessHub.
Interpreter support
Phone the Translating and Interpreting Service (TIS) if you need an interpreter to help you to contact NMI from within Australia.
- 13 14 50 (for the cost of a local call)
TIS is available during normal NMI business hours.
We will handle your complaint in a professional and confidential manner. Making a complaint will not affect your relationship with us. Our Privacy policy explains how we treat information received from you.
When we receive your complaint we:
- acknowledge receipt of the complaint within 5 business days
- forward it to the relevant area to investigate and keep you informed
- give an outcome within 20 days where possible.
At the end of the process, you will receive the decision in writing.
If you are not happy with the outcome of your complaint, you can:
Complaints and enquiries about Australia’s measurement laws
To make a complaint or enquiry call or email:
- We will acknowledge your complaint or enquiry within 5 business days.
- We aim to resolve enquiries within 3 weeks.
- The complaint response time will vary depending upon our risk assessment process.
NMI investigates all complaints that meet the following criteria. The complaint must:
- be an expression of dissatisfaction or concern that falls within the scope of Australia’s measurement laws
- be a direct statement against another party
- include enough information to enable investigation.
The purpose of the NMI investigating a complaint is to check if the criminal provisions of Australia’s measurement laws have been breached. If necessary, NMI will take action in accordance with our compliance policy.
We cannot:
- offer advice on how to obtain compensation/refunds if a product or service does not meet expectations
- give details of the outcome of an investigation or any information we hold about a business.