What Happens if Both Spouses Die Close Together in Illinois?

A couple may plan for one spouse to die first and the other to manage the household, serve as trustee, and receive certain assets. But what if both spouses die in the same accident? What if one survives the other by only a few days?

In Illinois, the answer depends on whether the order of death can be established, what each document says about survival, and how each asset is owned. There is no single answer that applies to the house, the trusts, the wills, and every beneficiary designation.

If no one can establish who died first

Illinois has a simultaneous-death law for situations where there is insufficient evidence that one person survived the other. The law supplies default rules unless a will, trust, deed, insurance contract, or other governing document directs a different result.

For example, if two people owned property as joint tenants and neither can be shown to have survived the other, Illinois generally treats one half as though the first owner survived and the other half as though the second owner survived. The statute also has a separate rule for life insurance when the insured and beneficiary die without sufficient evidence of who survived.

That is one reason a general statement such as “everything goes to the surviving spouse” may not tell a family what happens after a shared tragedy.

What if one spouse survives by a few days?

A known order of death is a different situation. Suppose a husband dies on Monday and his wife dies on Thursday. Whether she inherits from him depends in part on the terms of his documents and the rules governing each asset.

A will or trust might require a beneficiary to survive for 30 days. If that provision applies, the wife’s three-day survival would not satisfy it, and the property would pass as the document directs for that circumstance. Without an applicable survival requirement, she may have acquired an interest when her husband died, even though she died before receiving a check or a deed. That interest could then need to be handled under her estate plan.

Illinois does not impose the California rule discussed in the older version of this article on every inheritance. The actual language of the Illinois couple’s documents matters.

A single couple may have several different answers

Each asset needs its own review:

• Wills and trusts: What survival period, if any, applies? Who inherits if the spouse does not qualify? Who serves as successor trustee or executor if both spouses die?
• Jointly owned property: Was it truly held with a right of survivorship, and can the order of death be established? Joint ownership has planning consequences beyond an ordinary first death.
• Life insurance and retirement accounts: Who is named as the primary beneficiary, and who is named next? The account or policy terms must be reviewed alongside the applicable law.
• Property left in trust for a beneficiary: Does the trust direct where the remaining property goes if that beneficiary later dies? The result may differ from an outright inheritance.

A will does not override a valid beneficiary designation simply because the two name different people. Likewise, a trust can govern only the property and benefits directed to it. This is why funding a revocable trust and coordinating account designations are part of the planning process.

How can a couple plan for this?

I review the following questions when preparing a couple’s estate plan:

1. Is the survival period consistent across the wills, trusts, and other documents where consistency is intended?
2. Who receives property if neither spouse qualifies as the survivor?
3. Are the backup beneficiaries appropriate, particularly if the couple has children from different relationships? My article on estate planning for second marriages discusses why that choice matters.
4. Is there a successor trustee and a backup who can act if both spouses are gone?
5. Have beneficiary designations been reviewed, including any available contingent beneficiaries?
6. If there are minor children, have the couple named appropriate guardians and trustees?

A provision for simultaneous or closely spaced deaths is a small part of an estate plan, but it can prevent substantial uncertainty. If you live in the Naperville area and want to review how your plan would work if both spouses died close together, contact me.