Second Marriages and Prenuptial Coordination in Florida: An Estate Planning Guide

Planning for a second marriage in Florida means deliberately coordinating your estate plan with your prenuptial agreement so that your new spouse and your children from a prior relationship are both protected, rather than left to fight over the same assets. A prenup defines what each spouse can claim at death or divorce; your will, trusts, and beneficiary designations then carry out those promises. When the two documents disagree, Florida law and the courts resolve the conflict for you, and the result is rarely what anyone intended.

I have sat across the table from too many surviving spouses and adult children who discovered, weeks after a funeral, that the prenup said one thing and the will said another. The fix is not complicated, but it does require treating these documents as a single system. Below is how experienced Florida estate and probate attorneys approach the work, and where the statutory landmines hide.

Why Second Marriages Break Ordinary Estate Plans

A first marriage usually has a tidy default: spouses leave everything to each other, then to the children they share. A blended family does not enjoy that symmetry. You may want to provide for a new spouse for life while guaranteeing that the house, the retirement accounts, or the practice you built before the marriage ultimately pass to your own children. Those goals pull in opposite directions, and Florida’s spousal protection statutes are written to favor the surviving spouse.

For professionals and physicians, the stakes climb. The estate often includes a closely held practice, a buy-sell agreement, deferred compensation, and exposure that earlier asset-protection planning was designed to fence off. Drop a second marriage into that structure without coordination, and you can accidentally hand a controlling interest in your practice, or a malpractice-shielded asset, to someone your partners never met.

The Florida Statutes That Drive the Outcome

Three sets of rules do most of the damage when a plan is left uncoordinated:

• The elective share. Under Florida Statutes Chapter 732, Part II, a surviving spouse who is dissatisfied with what a will leaves them may elect to take a percentage of the deceased spouse’s “elective estate” instead. The elective share is set at 30 percent, and the elective estate reaches far beyond the probate estate, sweeping in revocable trust assets, certain joint accounts, payable-on-death designations, and some lifetime transfers.
• The homestead. Florida’s constitutional homestead protections and the descent rules in Section 732.401 restrict how you can leave your primary residence when you are survived by a spouse or minor child. Try to leave the homestead outright to your children and the surviving spouse may instead receive a life estate, or elect a one-half tenancy in common, regardless of what your will says.
• Family allowance and exempt property. Sections 732.402 and 732.403 give a surviving spouse rights to certain household property and a family allowance during administration, ahead of other beneficiaries.

None of these rights vanish simply because you wrote a will. They are spousal entitlements. The single clean way to set them aside is a valid marital agreement in which the new spouse knowingly waives them.

What a Florida Prenup Can and Cannot Waive

A prenuptial agreement executed under Florida’s Uniform Premarital Agreement Act (Florida Statutes Chapter 61, Part II) can waive the elective share, homestead rights, family allowance, exempt property, and the right to serve as personal representative. That is its central job in second-marriage planning: it converts spousal entitlements into a negotiated, predictable number.

But the waiver has to be drafted with precision. Florida courts have repeatedly held that a general waiver of “all rights” in a spouse’s estate is not enough to surrender homestead rights specifically. The agreement should name homestead expressly. The same care applies to the elective share; vague language invites a challenge during the worst possible week of a family’s life.

Common Drafting and Execution Pitfalls

1. Skipping financial disclosure. A prenup can be set aside if it was unconscionable when signed and the challenging spouse was not given, and did not waive, fair disclosure of the other’s finances. For a physician with a complex balance sheet, thin disclosure is an open invitation to litigation.
2. Signing under time pressure. Presenting the agreement the night before the wedding is a classic ground for an attack on voluntariness. Build in weeks, not hours.
3. One lawyer for two people. Independent counsel for each spouse is not strictly required, but its absence is a factor courts weigh. Separate representation is cheap insurance.
4. Forgetting to fund the promise. A prenup that says the surviving spouse “shall receive” a trust or a sum of money is only as good as the estate plan that actually creates it. The waiver and the gift have to be drafted together.

Coordinating the Prenup With Wills and Trusts

This is where most plans fall apart, and where the work pays off. The prenup defines the boundaries; the estate plan has to live inside them. A reliable sequence looks like this:

• The prenup waives the elective share, homestead, and allowance, and states what the new spouse will receive instead, such as a marital trust, a fixed bequest, or a life estate in the residence.
• The will and revocable trust are then drafted, or amended, to deliver exactly that, and not a dollar more flowing to the spouse by accident.
• Beneficiary designations on retirement accounts, life insurance, and annuities are reviewed against the agreement, because those pass outside the will entirely.

For many blended families, the workhorse tool is a QTIP trust (a qualified terminable interest property trust). It pays income to the surviving spouse for life and can qualify for the marital deduction, yet you, the grantor, dictate where the principal goes when the second spouse dies, typically to your own children. The new spouse is supported; the remainder is locked. When you want the new spouse cared for but the assets ultimately preserved for your bloodline, the QTIP is hard to beat. The same trust-centered thinking underlies more specialized vehicles; if long-term care is a concern, planning families often layer in tools like a to shield the home and savings from future care costs, and where a beneficiary has special needs or limited means, a can preserve support without disqualifying them from benefits.

Don’t Let the Beneficiary Forms Override Everything

A point I make in nearly every blended-family meeting: your IRA does not read your will. A beneficiary designation naming an ex-spouse, or naming “my wife” without updating after a remarriage, controls regardless of what your trust intends. Retirement accounts, life insurance, transfer-on-death brokerage accounts, and annuities all bypass probate. After a second marriage, every designation should be pulled, reviewed, and reconciled with the prenup. This single afternoon of housekeeping prevents more blended-family disasters than any other step.

Special Considerations for Professionals and Physicians

If you own a practice or a professional entity, the second marriage touches your business as much as your home. A few issues recur:

• Practice interests and buy-sell agreements. Make sure the prenup and estate plan respect any buy-sell or partnership restrictions. Your partners likely never agreed to take on your new spouse as an owner.
• Separate versus marital property. Assets you bring into the marriage can lose their separate character if they are commingled or retitled. A prenup that recites and preserves separate property keeps your pre-marriage practice value out of the new spouse’s reach.
• Asset protection alignment. Florida’s tenancy-by-the-entireties and homestead protections behave differently once you remarry. Re-examine how the new marriage interacts with the creditor-protection structures you already rely on.

Because Florida’s homestead and elective-share rules are unusually protective of the surviving spouse, coordination here is not optional, it is the difference between a plan that holds and one that unravels in probate court. Our Florida team handles this integration directly; you can read more about our approach to .

A Practical Checklist Before You Remarry

1. Draft the prenup early, with full financial disclosure and separate counsel for each spouse.
2. Name homestead, elective share, family allowance, and exempt property specifically in any waiver.
3. Decide how the new spouse will be provided for, then build the trust or bequest that delivers it.
4. Reconcile every beneficiary designation with the agreement.
5. Review business, buy-sell, and asset-protection documents for conflicts.
6. Revisit the whole package after major life events, a new child, a sale of the practice, a move.

For the foundational documents that carry all of this out, see our overview of wills and trusts, and if you are concerned about how a contested election could play out, our guide to Florida probate explains the administration process. When you are ready to coordinate your agreement and your plan as one, contact our office to start.

Second marriages are an act of optimism. A coordinated prenup and estate plan is what keeps that optimism from becoming your family’s first inheritance dispute.

Frequently Asked Questions

Can a Florida prenuptial agreement waive the elective share and homestead rights?

Yes. A prenup executed under Florida’s Uniform Premarital Agreement Act can waive the 30 percent elective share, homestead rights, family allowance, and exempt property. But the waiver must name these rights specifically. Florida courts have held that a general waiver of all rights in a spouse’s estate does not, by itself, surrender constitutional homestead protections, so the agreement should reference homestead expressly.

What happens if my will leaves my house to my children but I have a new spouse?

Florida’s homestead descent rules in Section 732.401 limit your ability to devise the homestead away from a surviving spouse or minor child. Absent a valid waiver, the surviving spouse may receive a life estate, or may elect a one-half tenancy in common with your children, regardless of what the will says. A properly drafted prenup is the clean way to allow a different outcome.

How do I provide for a new spouse but still leave assets to my own children?

A QTIP marital trust is the most common solution. It pays income to your surviving spouse for life and can qualify for the marital deduction, while you control where the principal goes after that spouse dies, typically to your children. The new spouse is supported, and the remainder is preserved for your intended heirs.

Do beneficiary designations override my will and prenup after remarriage?

Yes, and this surprises many people. Retirement accounts, life insurance, annuities, and transfer-on-death accounts pass by beneficiary designation outside the will entirely. An outdated form naming a former spouse will control over your current estate plan. After a second marriage, review and reconcile every designation with your prenuptial agreement.

What can invalidate a Florida prenuptial agreement?

Common grounds include the absence of fair financial disclosure combined with unconscionable terms, signing under duress or extreme time pressure such as the eve of the wedding, and language too vague to waive specific rights like homestead. Independent counsel for each spouse and ample time before the ceremony substantially strengthen enforceability.