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If your marriage isn’t considered valid by law, you can apply for a ‘decree of nullity’—also known as an annulment. You should get legal advice.
For religious annulments contact your church or religious institution.
A marriage is declared to be annulled when the law doesn’t recognise it as legally valid.
This is different to religious procedures for annulment. Contact your church or religious institution for more information about church granted annulments.
Defacto and same-sex relationships have different legal requirements. You should get legal advice.
To officially end a marriage you can apply for a divorce.
A marriage isn’t considered legally valid if:
To apply for an annulment, you’ll need to make an application to the Family Court of Australia explaining why the marriage isn’t legally valid. If approved, the court will issue a decree of nullity.
There will be a court filing fee, but you may apply to the Family Court of Australia to have this reduced in certain situations. Contact the Federal Circuit and Family Court of Australia for more information about fees. You should discuss any legal costs with a lawyer. Applying for a decree of nullity can be complicated and expensive and you should get legal advice.
You may need legal advice if you think your marriage isn’t considered legally valid and you want to apply to the Federal Circuit and Family Court of Australia for an annulment.
We may be able to give legal advice about whether your marriage is legally valid—but we can’t help with religious procedures for annulment. Contact your church or religious institution for more information.
The following organisations may be able to give legal advice.
Community legal centres — give legal advice on a range of topics. Contact them to find out if they can help with your matter.
Family Relationship Advice Line — gives information about the family law system in Australia.
Queensland Law Society — can refer you to a specialist private lawyer for advice or representation.
These organisations may be able to help. They don’t provide legal advice.
Family Relationship Centres — give information, referrals, dispute resolution and advice on parenting after separation.
Federal Circuit and Family Court of Australia — deal with family law cases. Court forms and information on family court processes are available online.
Disclaimer: This page is provided as information only, and is not legal advice. If you have a legal problem, you should contact us or speak to a lawyer. View our full disclaimer.
Last updated 21 October 2021