The former Labor leader says plans to manage conflicts of interest among its commissioners are not good enough.
Christopher Pyne and Julie Bishop were cleared of breaching ministerial standards by an official review published this morning.
The PM has written to the most senior public servant to ask whether two former ministers could be breaching the ministerial code of conduct with jobs they have taken.
Powerful senator Rex Patrick says Christopher Pyne's consulting on defence matters could become a breach of the ministerial code of conduct.
A senior NSW Treasury official became the chief financial officer of the land titles registry in a"classic"case of the revolving door,renewing calls for the government to restrict such moves.