No.
The difference is that, unlike other professional competitions, they have no-one to answer to. Cricket, soccer, rugby, any "normal" sport, have other national controlling bodies looking over their shoulders, not to mention INTERnational controlling bodies. The AFL can do what they like. End of story. Why they choose to is another matter, but the main difference is that they can.
There is the Commission itself but they appear to be toothless in terms of on field matters.