The federal government has accepted Productivity Commission's finding there is little need for change in the way Australia's airports were regulated.
Vocal and public campaigning from Australia's two largest airline groups has failed to sway Australia's Productivity Commission from changing its position on the need for arbitration to resolve disputes between airport users and operators.
A coalition of airport users has backed calls from lobby group Airlines for Australia and New Zealand for reforms to the way airports are regulated.
The Senate Rural and Regional Affairs and Transport Committee has published its report into the operation, regulation and funding of regional air services.
The International Air Transport Association (IATA) says the Productivity Commission's (PC) draft report into the economic regulation of the nation's airports reached its conclusions without a balanced assessment of the evidence.
Airlines for Australia and New Zealand has expressed a "profound sense of disappointment" with the Productivity Commission's airports inquiry.