Centrelink thinks that "adult" begins at 16, not the actual legal age of responsibility (which is 18, for those who are not either Australian or keeping up).
Centrelink doesn't accept the authority given to Justices of the Peace to certify photocopies.
Centrelink thinks that it is possible to maintain privacy standards in an open-plan office.
Centrelink are supposed to be a "one-stop shop" for a range of Government services, which would imply that they're expected to be either consistent with everyone else, or setting the standards.
We're all doomed.