Estate Planning for Blended Families: What Needs Extra Thought?

You want your partner to feel secure if you die. You also want to know your children will be looked after.

If you have children from an earlier relationship, those wishes can raise questions that a simple “leave everything to my partner” Will may not answer. 

For example, what happens to your children’s inheritance if your partner later changes their Will?

Could your partner continue living in the family home? And does the home form part of your estate in the first place? 

There is no single arrangement that suits every blended family.

A good starting point is to understand the people, the assets and the outcomes that matter most to you.

Brite Legal’s estate planning services can help you work through those questions in the context of your family. 

Start with the people you want to support 

“Treat everyone fairly” can mean different things to different families.

Your partner may rely on your income or need the security of staying in the home.

Your children may be young, financially independent or at a stage where they need extra support. 

Before deciding who receives what, consider: 

• Who depends on you financially or for housing? 

• Do you have children from a previous relationship, children with your current partner or stepchildren? 

• Did someone contribute to an asset that is held in your name? 

• Are there particular belongings you want to leave to a particular person? 

• Where might your family’s expectations differ from your wishes? 

These questions are not about choosing one part of your family over another. They help identify what your plan needs to achieve. 

Check what your Will can actually control 

One of the most important steps is to identify which assets would form part of your estate.

A Will cannot necessarily direct what happens to every asset connected to you. 

The family home is a common example.

In South Australia, property owned as joint tenants generally passes to the surviving owner when one owner dies.

A share owned as a tenant in common is treated differently and may pass under the owner’s Will.

The title needs to be checked before assuming the home can be divided through a Will.  

Superannuation also needs separate attention.

Who receives a super death benefit can depend on the fund’s rules and whether there is a valid death benefit nomination.

It may be paid to an eligible person or to your estate, depending on the circumstances.

Reviewing your nomination alongside your Will helps you see whether the two reflect the same intentions.  

If you have a family trust or business, its governing documents and control arrangements may raise further questions.

Your solicitor can help identify what needs to be reviewed beyond the Will

Think beyond the first gift 

Imagine you leave your estate outright to your partner, expecting them to provide for your children later.

That gift may give your partner welcome flexibility. It does not, by itself, ensure your children will receive a particular inheritance from your partner’s estate. 

The opposite approach can also be difficult. Leaving your share of the home directly to your children may affect your partner’s ability to keep living there or manage the property. 

Neither choice is automatically right or wrong.

The useful question is: What should happen first, and what should happen later?

Your answer might include support for a partner during their lifetime, followed by a benefit for children.

It might instead involve different assets being left to different people. The details depend on what you own, who relies on you and what you can realistically provide. 

Consider whether a tailored arrangement would help 

In some circumstances, a Will can provide a partner with a right to live in a home while preserving an eventual interest for someone else.

A testamentary trust may also be considered where there are reasons to manage how and when beneficiaries receive assets. 

These arrangements need careful advice.

For a right to live in a home, for instance, practical questions include who pays the rates, insurance and repairs, and what happens if the occupant needs to move.

The wording can affect how the arrangement works in real life.  

A tailored structure should solve a problem your family actually has. You do not need to choose a trust or a right of occupation before speaking with a solicitor.

Do not assume stepchildren and children have the same legal position 

Family relationships do not always fit neatly into legal definitions.

In South Australia, a stepchild who has not been adopted is not automatically treated as the deceased person’s child under the rules that apply when someone dies without a Will.

In some circumstances, a stepchild may be eligible to seek provision from an estate. That does not mean a particular claim will succeed.  

This is one reason to be specific about the people you intend to benefit.

If you want to provide for a stepchild, or you have concerns about possible claims, raise that during your estate planning consultation. 

Review your plan when relationships change 

A Will that suited your family a few years ago may no longer reflect your circumstances.

A new relationship, marriage, separation, divorce, birth or death is a good reason to have your documents reviewed. 

These events can have legal effects as well as practical ones.

For example, marriage or the start of a registered relationship generally revokes an existing Will in South Australia unless the Will was made in contemplation of that event and says so. Separation and divorce should also prompt a review rather than an assumption that an old Will now does what you want.  

Review your super nominations and property ownership at the same time.

Changing a Will alone may leave an important part of the plan untouched. 

Prepare for an estate planning conversation 

You do not need to arrive with a solution. It helps to bring a list of your assets and debts, details of how property is owned, information about your super funds and nominations, and any existing Wills or trust documents. 

Most importantly, be ready to talk about your priorities. Who needs security now? Who do you hope to benefit in the longer term? Is there something your family might reasonably assume that differs from what you intend? 

Clear documents and thoughtful communication can reduce uncertainty, although no estate plan can promise to prevent every disagreement.

For blended families, the goal is a plan built around the people and assets you actually have. 

If you would like help balancing the needs of your partner and children, book an Estate Planning consultation with Brite Legal.

We can help you understand your options and make a plan that reflects your wishes. 

This article provides general information for South Australia and is not legal advice. The right approach depends on your circumstances.

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Written by Brite Legal
Reviewed by Grace Chay, Solicitor

Grace is a solicitor at Brite Legal, assisting clients with estate planning, family law, property settlement and mediation matters across South Australia.

This article has been legally reviewed to help ensure the information is accurate and up to date at the time of publication.