The AAC National Headquarters (HQAAC) is located in Canberra and is responsible for the command of the AAC which is structured into nine (9) regions:

• North Queensland
• South Queensland
• New South Wales
• New South Wales 2nd Brigade
• Victoria
• Tasmania
• South Australia
• Western Australia
• Northern Territory

Each region generally equates to a State or Territory. There is an AAC HQ located in each region. Both Army and AAC personnel staff each AAC regional HQ.