Robodebt legality queried before beginning

Public hearings for the royal commission into the robodebt scheme have begun. (Tracey Nearmy/AAP PHOTOS) (AAP)

A royal commission will seek to find out whether the Commonwealth government was "recklessly indifferent" to the legality of the robodebt scheme.

The first block of public hearings have begun in Brisbane, with senior counsel Justin Greggery outlining questions the commission will seek to answer.