International Air Services Commission
- An independent statutory authority responsible for the allocation of scheduled international air route capacity to Australian carriers on public benefit grounds.
- http://www.iasc.gov.au/

National Capital Authority
- Administers and reviews the National Capital Plan, recommends and carries out works that maintain or enhance the character of the National Capital, and is responsible for fostering an awareness of the Nati
- http://www.nationalcapital.gov.au/

Civil Aviation Safety Authority
- As the safety regulator, CASA has primary responsibility for maintaining, enhancing, and promoting the safety of civil aviation in Australia.
- http://www.casa.gov.au/

Australian Transport Safety Bureau
- Investigates accidents and aims to improve transport safety. Site includes news, accident reports, research and black spot programs.
- http://www.atsb.gov.au/

Australian Maritime Safety Authority
- Strives to enhance efficiency in the delivery of safety and other services to the Australian maritime industry. Also responsible for search and rescue, and the protection of the marine environment.
- http://www.amsa.gov.au/

Airservices Australia
- Aims to provide a safe, efficient, and effective air traffic system.
- http://www.airservices.gov.au/