Leader of the Government in the Senate (Australia)
The current Leader of the Government in the Senate is Mathias Cormann. The current Deputy Leader of the Government in the Senate is Simon Birmingham, who was appointed on the same date following the resignation of Mitch Fifield.
Treasurer of Australia
The Treasurer administers his functions through the Department of the Treasury and a range of other government agencies. According to constitutional convention, the Treasurer is always a member of the Parliament of Australia with a seat in the House of Representatives.