If you're the birth mother of a child born in NSW, and you want to list your same sex spouse or de facto's details on your child's birth certificate, you can lodge an application at a service centre, or post the required documentation to the Registry.


  • the birth must be registered in NSW
  • the mother must have been married to, or in a de facto relationship with the birth mother at the time of the fertilisation procedure, and have consented to the procedure.

What you need

  • the personal and contact details of the birth mother
  • the personal and contact details of the other mother
  • the child's personal details
  • 3 certified forms of identification for each mother, as specified on the form
  • original copies of birth certificates or extracts previously issued by the Registry
  • marriage details (if applicable)
  • your payment
  • the PDF form – 'Adding a parent's details to a birth registration'.

How to apply

  1. Check the eligibility requirements.
  2. Download and complete Form 8: Adding a parent's details to a birth registration – PDF.
  3. Gather all the required documentation.
  4. Lodge the information using the details on the form.

More information

To make sure that you have all the information and documentation you need to complete this transaction, please visit Registry of Births, Deaths and Marriages.

  • If a father is recorded on your child’s birth certificate, you'll need a court order to add a mother’s details.
  • Make sure you include the original copies of birth certificates or extracts previously issued by the Registry, when you lodge your application.
  • Certificates are sent by the Registry of Births, Deaths & Marriages via registered post. They can't be collected at a service centre.
  • Turnaround times commence when applications are received in full compliance with Registry requirements, and exclude delivery time.
  • If you change your mind, your application fee will not be refunded.
  • Documents provided as proof of identity may have their authenticity verified through the National Document Verification Service (DVS).

Payment methods

You can review transaction payment options on our payment methods page.

Last updated: 4 January 2024