These are the list of Australian government agencies that you may need to contact as a parent.  It is recommended that when you start your family to stay up to date with all the benefits available to you.  Higher Order Multiples (HOM) are given special financial assistance from the Government.

Family Assistance Office
Centrelink
Medicare Australia
Child Support Agency Australia
Commonwealth Child Care Support
Dept of Employment and Workplace Relations
Human Rights and Equal Opportunities Commission