Choose your subject
Select from the following options to help us direct your enquiry to the right team.
You can also create an account to keep track of some enquiries. Register now or log in if you’ve already got an account.
Questions about the rules
Ask for guidance about the rules and regulations - what you can and can't do.
Questions about your licence, permission or approval
Ask a question about your existing licence, permission or approval, or enquire about the status of an application.
Applications and sponsorships
You can start a range of applications online.
Reports and complaints
Lodge a complaint, or ask to review a decision. You can also report unsafe activity.
Contact CASA
131 757
You can contact us from Monday to Friday 8:30am to 5:00pm (AEDST), excluding national public holidays. Use +61 2 6217 1449 if overseas.
Webforms
We don’t make email addresses available as we prefer you to use the forms above. Forms are directed to the business unit that can handle your enquiry.
GPO Box 2005
Canberra ACT 2601
ABNÂ 44 808 014 470
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Our locations
We recognise the traditional names of the land on which our offices are located.
Canberra (Kamberri)
Aviation House
16 Furzer Street
Phillip ACT 2606
Adelaide (Tarndanya)
Level 1, 80 Grenfell Street
Adelaide SA 5000
Brisbane (Meeanjin)
180 Ann Street
Brisbane QLD 4000
Cairns (Gimuy)
Level 11, 15 Lake St
Cairns City QLD 4870
Darwin (Garramilla)
2 Fenton Court
Eaton NT 0820
Melbourne (Narrm)
Level 13
720 Bourke Street
Docklands Vic 3008
Perth (Boorloo)
Level 18 Allendale Square
77Â St Georges Terrace
Perth WA 6000
Sydney (Waran)
Level 2 Centennial Plaza (Tower A)
260 Elizabeth Street
Surry Hills NSW 2010
Tamworth (Calala)
Cnr Rentell St & Basil Brown Drive
Tamworth Airport NSW 2340