Complaints about home suite products such as air conditioners, hot water systems and home electrician services offered by electricity retailers are subject to general trading practices under the Federal Government's Competition and Consumer Act 2010 (External website) and fall under the jurisdiction of the Office of Fair Trading (External website).
The Department of Employment, Economic Development and Innovation (Mines and Energy) (External website) may also be able to assist with disputes regarding these matters.
You have to give the retailer/service provider a reasonable opportunity to resolve your complaint before contacting the Office of Fair Trading or Mines and Energy.