More than 15.5 million Australians have not made a legally binding death-benefit nomination for their superannuation accounts [1].

This lack of documentation means millions of people have no legal say in who receives their accumulated retirement savings and associated insurance when they die. Without a binding instruction, the control over these assets shifts from the individual to the financial institution managing the money.

Superannuation funds in Australia are held in a trust. Because of this structure, the money does not automatically become part of a person's estate upon death [1, 2]. While many people assume their will covers all their assets, superannuation operates under different legal rules.

When no binding nomination exists, the superannuation fund trustee is tasked with deciding how to distribute the benefits [1, 2]. The trustee has the discretion to allocate the funds to dependents, or other beneficiaries, based on the fund's internal guidelines.

This process can lead to outcomes that contradict the wishes of the account holder. Because the trustee holds the decision-making power, the distribution of funds is not guaranteed to follow the instructions left in a standard will [2].

Financial experts said the gap in nominations stems from a misunderstanding of how trust-based accounts differ from other personal assets. A binding nomination serves as a legal directive that the trustee must follow, removing the element of discretion from the payout process [1].

Account holders who wish to ensure their funds go to specific individuals must contact their fund provider to establish a legally binding nomination. This ensures that the accumulated super, and any insurance payouts, are directed to the chosen heirs without trustee interference [1, 2].

More than 15.5 million Australians lack a binding death-benefit nomination.

The high number of missing nominations highlights a systemic gap in financial literacy regarding the legal distinction between a general estate and a trust. Because superannuation is one of the largest assets for many Australians, the trustee's discretionary power can lead to significant legal disputes among heirs or the distribution of wealth in ways the deceased did not intend.