QTIP Trusts Explained: How to Protect Your Spouse, Without Disinheriting Your Children

When you leave assets to your spouse, you likely assume they will eventually pass to your children.

But what happens if your surviving spouse remarries?What if they are sued?What if they change the estate plan?

Without proper planning, your hard-earned assets could ultimately end up in the hands of unintended beneficiaries.

For families in blended marriages, high-liability professions, or uneven wealth situations, a Qualified Terminable Interest Property (QTIP) Trust can be one of the most powerful estate planning tools available.

If your goals include asset protection, estate tax efficiency, and ensuring your children inherit as intended, a QTIP trust may be worth serious consideration.

What Is a QTIP Trust?

A Qualified Terminable Interest Property (QTIP) Trust is a type of marital trust that springs from the trust at the death of the first spouse that allows you to:

Provide income to your surviving spouse
Potentially provide limited access to principal (though full access to principal can be part of the design).
Control where the assets ultimately go after your spouse’s death
Qualify for the federal estate tax marital deduction

In simple terms, a QTIP trust allows you to support your spouse during their lifetime while preserving the remainder of the assets for your chosen beneficiaries, often your children or grandchildren.

Although the trust includes restrictions, it can still qualify for the estate tax marital deduction if the executor makes the proper election on the estate death tax return when the first spouse passes. This also allows estate taxes to be deferred until the surviving spouse’s death.

How a QTIP Trust Works in an Estate Plan

Under a traditional “A/B” trust plan:

The B Trust (Credit Shelter or Bypass Trust) holds assets of the deceased spouse up to the federal estate tax exemption amount (for example, $15 million in 2026).
The remaining assets often pass outright to the surviving spouse or into a standard survivor’s trust.

A traditional survivor’s trust allows the surviving spouse broad access and control, including the ability to amend or withdraw assets.

A QTIP trust is different.

With a QTIP trust:

The surviving spouse must receive all income from the trust.
Access to principal can optionally be limited and controlled.
The surviving spouse cannot change the ultimate beneficiaries (in absence of a limited power of appointment).
Upon the surviving spouse’s death, the remaining assets pass according to the first spouse’s instructions.

This structure provides lifetime support, without surrendering long-term control.

Why a QTIP Trust Might Be a Good Idea

1. Protecting Children in Blended Families

QTIP trusts are especially valuable in second marriages.

If you leave assets outright to your spouse, nothing prevents them from:

Remarrying
Changing beneficiaries
Creating a new trust
Leaving assets to their new spouse or their new spouse’s children

This scenario happens more often than most families expect.

A QTIP trust ensures your spouse is financially supported while protecting your children’s inheritance from unintended diversion.

2. Preventing Disinheritance After Remarriage

Consider this common situation:

A husband and wife create a joint trust. The wife dies first. Years later, the husband remarries. The new spouse encourages changes to the estate plan. When the husband dies, assets—including the family home—are inherited by the new spouse or her children.

The original children receive little or nothing.

A properly drafted QTIP trust can prevent this outcome because the surviving spouse cannot alter the ultimate distribution of the trust assets.

3. Asset Protection From Divorce and Lawsuits

In many states, assets held in a QTIP trust are not considered property of the surviving spouse. That means:

They are generally protected from claims in a future divorce. However, who the acting Trustee of the QTIP Trust may affect the amount of protection.
They are better shielded from lawsuits or creditor claims against the surviving spouse.

This is particularly attractive for:

Physicians
Business owners
Professionals exposed to liability risks
Couples concerned about future remarriage

4. Estate Tax Planning Flexibility

A QTIP trust allows the estate to:

Take advantage of the marital deduction
Defer estate taxes until the second spouse’s death
Potentially utilize both spouses’ estate tax exemptions

It also provides flexibility in deciding how much of the estate should be sheltered versus deferred, depending on the estate’s size at the first death.

5. Protecting Unequal Wealth Contributions

If one spouse has significantly greater assets, especially inherited or separate property, a QTIP trust (in a Single Grantor Trust or Joint Trust) can:

Ensure the surviving spouse is supported
Preserve the bulk of those assets for the original family line
Prevent commingling that could undermine long-term intentions

Who Should Consider a QTIP Trust?

A QTIP trust may be appropriate for:

Couples in second marriages with children from prior relationships
Married couples where one spouse has substantial separate wealth
Families concerned about remarriage risk
Couples seeking asset protection for the surviving spouse
High-net-worth families focused on estate tax planning
Professionals with liability exposure

Real-Life Example

John and Mary are both widowed. John has $5 million and two children. Mary has $1 million and one child.

They remarry and want to protect each other while ensuring their own children ultimately inherit their respective assets.

Each establishes a trust that creates a QTIP for the other upon death.

John’s QTIP:

Pays all income to Mary during her lifetime
Allows discretionary principal distributions through an independent trustee
Preserves the remaining assets for John’s children after Mary’s death

Mary creates a similar structure for John.

This approach balances lifetime support with long-term control and fairness.

If you are considering a QTIP trust, consult with an experienced estate planning attorney who understands both the legal and tax implications. QTIP trusts are powerful but complex and require precise drafting, proper tax elections, strategic coordination with overall estate planning, careful trustee selection and alignment with state law.

For blended families, professionals with liability exposure, and high-net-worth couples, a QTIP trust can be one of the most strategic components of a comprehensive estate plan. If your goal is to provide for your spouse while ensuring your children inherit as intended, a QTIP trust may be the right solution.

If you, a friend, or a loved one needs help establishing or updating an estate plan, or discussing advanced estate planning, we’re here to help. Contact our Intake Department at 760-448-2220 or visit us online at www.geigerlawoffice.com/contact.cfm. We proudly serve families across California from our offices in Carlsbad (San Diego County) and Laguna Niguel (Orange County).