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The framework that Australia’s family law system was built upon is being tested in ways the original drafters could not have anticipated, with assisted reproductive technology changing the very nature of how families are formed, writes Michael Tiyce.
As IVF, surrogacy, and donor conception become more common pathways to parenthood, disputes are arising earlier than separation, often at the point of embryo creation or donation, asking the legal system to resolve issues it never foresaw.
These issues raise questions of consent, intention, and legal parentage that traditional family law was not designed to address, showing a clear gap between technological advancement and the legal framework that regulates it.
Frozen embryos and the limits of consent
One of the most contested issues involves disputes over frozen embryos created during IVF treatment. At the time of creation, embryos reflect shared intent between partners seeking to build a family, with clinic consent forms requiring agreement on storage, use, or disposal.
When relationships break down, that shared intent can unravel, as Australian law generally treats embryos as a form of property-like interest, rather than legal persons. While this provides a framework, it leaves unresolved ethical and emotional issues, with courts relying heavily on clinic consent documents not designed for separation.
A key question is whether consent to embryo creation should be binding or revocable up until use, something that remains unresolved within current legislation.
Surrogacy and jurisdictional uncertainty
Surrogacy presents an even more complex legal landscape in Australia – altruistic surrogacy is permitted under strict conditions, while commercial surrogacy is prohibited. This leads some intending parents to instead enter arrangements overseas in jurisdictions with different rules.
When families return from these trips, issues arise around recognition of parentage and the legal status of overseas agreements, meaning that courts must navigate conflicting laws, public policy considerations, and differing standards of consent and enforceability.
Even domestically, surrogacy is dealt with on a state-by-state basis, only adding to the complexity of the issue. Surrogacy agreements are also not legally enforceable contracts, relying on trust, intention, and post-birth parenting orders. Without uniform rules across jurisdictions, outcomes remain difficult to predict and manage.
The issue came to the fore as recently as last month, when a judge ordered the “gestational carrier” of a child to hand over the baby after birth, despite the carrier changing her mind – this wasn’t a case of simply enforcing the agreement, though.
Donor conception and shifting parentage
Donor conception adds further complexity, particularly with the rise of known donors and informal arrangements. While donor agreements set out intentions around parental rights, those intentions do not always determine legal outcomes.
Legal parentage does not always align with genetics or lived experience – some individuals with no genetic link may be recognised as parents, while biological contributors may have no legal rights or obligations.
These inconsistencies are becoming more visible as family structures diversify and reproduction occurs outside traditional clinical settings, placing increasing pressure on outdated legal categories of parentage.
A system under pressure from change
Australia’s declining fertility rate and increased reliance on assisted reproduction have accelerated these issues, alongside evolving social expectations of family formation.
However, the legal framework has simply not kept pace. Core principles around parentage, consent, and reproduction were developed when assisted reproduction was rare and far less complex. Practitioners now operate in grey areas where outcomes depend on judicial discretion, contracts, and clinical documentation rather than clear legislation, creating uncertainty for couples, clinics, and donors alike.
There is growing support for clearer legislative reform, particularly around embryo consent, surrogacy recognition, and donor conception, to reduce reliance on litigation and ensure the welfare of the children is balanced with the rights of the parents.
Without clearer guidance, intending parents will have to navigate a framework that has yet to catch up with the new ways in which families are being formed. As assisted reproductive technology evolves, so too must the legal system.
Michael Tiyce is the principal of Tiyce & Lawyers Family Law Specialists.
