The special minister of state, Mathias Cormann, interjected.
Conroy was shadow special minister of state until his resignation.
The special minister is responsible for the administration of parliamentary entitlements.
She was opposition spokeswoman on seniors and special minister of state at the time.
Labor's shadow special minister of state, Brendan O'Connor, has referred the matter to the auditor general.
All of Labor's questions were about the special minister for state.
But Labor has achieved more than just damaging the special minister for state.
Until recently, the government also had Mal Brough as its special minister of state.
It failed to get internal parliamentary party support, including from Gray, Labor's shadow special minister of state.
Former Labor special minister of state John Faulkner was an important voice in pushing for change, as was senator Joe Ludwig.
Mal Brough stood aside as special minister of state and Jamie Briggs resigned as the minister for cities and the built environment late last year.
