"how are acts of parliament made"

Thanks for asking this important question. An act of Parliament—a law—starts as a bill. A bill is a proposal for a new law or a change to an old one. If a bill is agreed to by both the Senate and the House of Representatives, and then signed by the Governor-General, it becomes a law.

If you would like more detail about the law-making process, this fact sheet has more detail.

diagram to help explain how are acts of parliament made