Marriage changes your estate plan. If you have not thought carefully about this, you should — because the changes may not be what you intended, and discovering them after the fact can leave both your surviving spouse and your children in a situation you would never have chosen.
For adults over 50 who are remarrying, estate planning is not a bureaucratic afterthought. It is an act of love — for your new spouse, for your children, and for the clarity and peace of mind that comes from having arranged your affairs deliberately rather than leaving them to state law and family conflict.
What Marriage Does to Your Existing Estate Plan
In most states, marriage automatically revokes a prior will. If you walk into your second marriage with a will written during your first marriage — one that leaves everything to your children, or to a former spouse, or according to a plan that no longer reflects your wishes — that will may be treated as revoked, leaving your estate to be distributed according to your state’s intestacy laws (which default, in most states, to giving a significant portion of your estate to your surviving spouse).
This may not be what you want. It may not be what your new spouse wants either.
Additionally, in most states, a surviving spouse has an “elective share” right — the right to claim a percentage of your estate regardless of what your will says. In many states this is one-third to one-half of the estate. A prenuptial agreement can modify or waive this right, with proper legal structuring.
The Blended Family Estate Planning Challenge
The central challenge in estate planning for blended families — where each spouse has children from prior relationships — is ensuring that your new spouse is provided for during their lifetime while protecting your children’s ultimate inheritance.
The most common strategies:
The QTIP Trust (Qualified Terminable Interest Property Trust): Assets are placed in trust at your death. Your surviving spouse receives income from the trust during their lifetime and may have access to principal for health, education, maintenance, and support. At the surviving spouse’s death, the remaining trust assets pass to your children from the prior relationship. This structure allows you to provide for your spouse without giving them control over assets intended ultimately for your children.
The Bypass Trust (Credit Shelter Trust): Often used in conjunction with a QTIP trust, a bypass trust holds assets up to the estate tax exemption amount, keeping them out of the surviving spouse’s taxable estate and ensuring they pass to designated beneficiaries (typically children) at the surviving spouse’s death.
Separate trusts for children: Assets you want to pass directly to children — without passing through a new spouse’s hands at all — can be placed in irrevocable trusts during your lifetime or directed there at your death through specific will provisions.
Beneficiary Designations: The Detail That Undoes Plans
Many people carefully update their wills when they remarry — and forget that a large portion of their wealth passes outside their will entirely, through beneficiary designations on retirement accounts, life insurance policies, and certain bank and investment accounts.
Retirement accounts (IRAs, 401(k)s, 403(b)s) pass directly to named beneficiaries, regardless of what your will says. If your beneficiary designation on your IRA still names your first spouse — or if it names your children when you actually want your new spouse to receive the funds — your will cannot correct this. Only an updated beneficiary designation form can.
Review and update every beneficiary designation when you remarry. This includes:
- All retirement accounts (IRA, Roth IRA, 401(k), 403(b), pension)
- Life insurance policies
- Payable-on-death (POD) bank accounts
- Transfer-on-death (TOD) investment accounts
- Annuities
If you want to balance providing for your new spouse with protecting children’s inheritance through these accounts, a trust can be named as beneficiary — allowing distributions to a surviving spouse during their lifetime with the remainder passing to children. This requires careful coordination between your financial accounts and your trust documents; work with an estate planning attorney who understands both.
Titling of Assets
How assets are titled affects how they pass at death. Assets held in joint tenancy with right of survivorship pass automatically to the surviving joint owner — outside of both your will and any trust. If you add a new spouse as joint tenant on your home, your brokerage account, or your bank account, those assets will pass directly to them regardless of what your will says.
Understand the implications of every asset title change you make in connection with remarriage, and make changes deliberately rather than as a default.
Healthcare Documents
Remarriage is also the moment to update your healthcare proxy (healthcare power of attorney) and your durable power of attorney for financial matters. If these documents currently name a former spouse, an adult child, or another person whose role you want to change in light of your new marriage, update them now. These documents govern who makes decisions for you if you are incapacitated — among the most consequential designations in your estate plan.
The Conversation Worth Having
Estate planning in a blended family is most effective — and least likely to generate conflict — when the decisions are made transparently and communicated to the people they affect. Adult children who understand that their inheritance is protected by a QTIP trust, and who understand why you have made the choices you have made, are much less likely to be blindsided and embittered at your death than those who discover the arrangements for the first time when a will is read.
The conversation is uncomfortable. Have it anyway. Clarity now is an act of love toward everyone who will survive you.
Related Articles
- When Adult Children Don’t Approve: Setting Boundaries While Keeping the Peace
- Your Money First: Why Protecting Your Retirement Must Come Before Helping Your Kids
- The Ex Factor: Managing Your Relationship with Former Spouses in a Blended Family
- The Fear of Marriage When You Have Assets: Protecting Yourself Without Losing Love

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