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Same-sex relationships are fully recognised under Australian law. Whether you’re married, in a de facto relationship, or separating—your rights are the same as any other couple.
This page explains how same-sex relationships are treated legally in Australia, and what that means for your rights around marriage, separation, children, and property.
In December 2017, Australia legalised same-sex marriage. Since then, same-sex couples have had exactly the same legal rights as opposite-sex couples—across all areas of family law.
This includes:
Getting legally married
Living in a recognised de facto relationship
Accessing the same divorce, parenting, and property rights as heterosexual couples
Marriage
If you’re in a same-sex couple, you can:
Legally marry in Australia
Have your overseas marriage recognised in Australia (as long as it was legal where it was performed)
You have the same rights as any married couple when it comes to property, inheritance, superannuation, tax, and more.
You don’t have to get married to have legal rights. If you live together as a couple, you may be in a de facto relationship.
To be legally recognised, you usually need to:
Live together for 2 years or more, or
Have a child together, or
Show that you’ve made significant financial or personal contributions
The law looks at things like shared finances, living arrangements, and how you present yourselves to others.
Same-sex couples go through the same legal process when a relationship ends.
If you’re married, you must:
Be separated for at least 12 months before applying for divorce
Apply through the Family Court
Finalise any property or parenting arrangements after divorce
If you’re in a de facto relationship, you can:
Separate without filing for divorce
Still apply to divide property or arrange parenting
You have 2 years after separation to apply to court for financial matters
Same-sex couples have the same parenting rights and responsibilities.
If you’re separating and have children together, the law focuses on what’s best for the child—not the gender or sexual orientation of the parents.
You can:
Agree on a parenting plan
Use Family Dispute Resolution (mediation)
Apply to the Court if you can’t agree
Same-sex couples can also make:
Binding Financial Agreements (similar to prenups)
Wills and powers of attorney to protect each other’s rights
Superannuation death benefit nominations
These documents help protect your relationship—during your life and after it.
Example
David and Lucas lived together for five years and adopted a child. When they separated, they worked out parenting time and child support through mediation. Because they had a de facto relationship, they also divided their assets with the help of a lawyer and avoided going to court.
Alan’s Separation & Divorce System gives you the tools to take back control. Built from lived experience and with the help of Alex, an experienced Family Court barrister, this step-by-step system helps you save on legal fees, stay organised, and move through the process with clarity and confidence.
40 exclusive podcast episodes that cover the family law issues most people experience during their journey.