Estate Planning for Snowbirds and Dual-State Residents in Florida

Estate planning for snowbirds and dual-state residents is the process of structuring your will, trust, powers of attorney, and domicile so that one coherent plan controls your assets and care across two states. For seasonal Florida residents, the central tasks are establishing Florida as your legal domicile, making sure your documents are valid and enforceable in both states, and avoiding a second, separate probate up north. Done right, it can also save your estate a meaningful amount in taxes.

I practice estate planning here in Palm Beach County, and a large share of the people who sit across my desk split their year between Florida and somewhere colder — New York, New Jersey, Connecticut, Massachusetts, Illinois, Ohio. They love the lifestyle. What surprises most of them is how much their two addresses complicate a plan that felt settled when they had only one. Below is how I walk those clients through it.

Why two states create a tangled estate plan

The trouble starts with a quiet legal fact: each state writes its own rules for wills, trusts, probate, taxes, and incapacity. When you live in two of them, you are exposed to both sets of rules at once, and they do not always agree.

A will that was perfectly valid when you signed it in your New York attorney’s office may still be admissible in Florida — but the witnesses might live 1,200 miles away when a court needs their testimony. A health care document drafted under New Jersey law may not match the forms a Florida hospital expects. And a home you keep up north can drag your estate into a second probate proceeding in that state, even if everything else is handled here.

The goal of dual-state planning is to collapse that complexity into a single, portable plan with Florida at its center — assuming Florida is, in fact, where you intend to plant your flag.

Establishing Florida domicile (and why it matters so much)

People use “residence” and “domicile” interchangeably in conversation, but the law does not. You can have several residences. You have only one domicile — the single place you treat as your true, permanent home and intend to return to. Domicile is what determines which state’s law governs your estate, which state can tax you, and where your primary probate happens.

For snowbirds, the stakes are real. Florida has no state income tax and no state estate or inheritance tax. Several northern states still impose an estate tax with exemptions far below the federal threshold — New York, for example, taxes estates above roughly $7 million and has a notorious “cliff” that can claw back the entire exemption. If a high-tax state successfully claims you as its domiciliary at death, your heirs can lose a great deal.

Florida makes the declaration easy. Under Fla. Stat. § 222.17, you can file a sworn Declaration of Domicile with the clerk of the circuit court in your county stating that Florida is your permanent home. That filing is helpful evidence, but on its own it is not a magic shield. States that want to keep taxing you look at the totality of your life. To genuinely shift domicile, build a consistent record:

• File the Declaration of Domicile and register to vote in Florida.
• Obtain a Florida driver’s license and register your vehicles here.
• File for the Florida homestead exemption on your Palm Beach property.
• Update your will, trust, and powers of attorney to recite Florida residency.
• Move your primary bank, financial advisor, physicians, and dentist to Florida where practical.
• Spend more than half the year — 183 days — in Florida, and keep records (calendars, travel logs, credit-card geography) proving it.
• Update the address on your passport, tax returns, and estate documents.

The 183-day count matters because aggressive states use it as a tripwire. New York, for instance, can treat you as a “statutory resident” for tax purposes if you keep a permanent home there and spend more than 183 days in the state — regardless of where your domicile sits. Snowbirds who cut it close should keep contemporaneous records, because the burden of proof in a residency audit lands on you.

Florida homestead: protection and a planning trap

Florida’s homestead is one of the strongest asset-protection tools in the country. Under Article X, Section 4 of the Florida Constitution, your homestead is shielded from most creditors and carries property-tax benefits. But homestead is a double-edged sword for estate planners.

The same constitution restricts how you can leave your homestead. If you are survived by a spouse or minor child, you cannot freely devise the homestead to whomever you like. A will that ignores these rules can trigger an outcome you never intended — for example, your spouse receiving a life estate while your children receive the remainder, or a statutory election that reshuffles ownership entirely. Blended families and second marriages get tripped up by this constantly. If your Palm Beach home is your homestead, your plan has to be drafted with these constraints in mind, not around them.

The Florida advantage worth claiming

For many snowbirds, the cleanest move is to make the Florida home the homestead and either sell, gift, or place the northern property into a structure that avoids a second probate. Which path fits depends on your family and your goals — this is exactly where sitting down with a Florida attorney pays for itself.

Ancillary probate: the second-state problem nobody plans for

Here is the scenario I see most often. A widow becomes a full Florida resident, signs a Florida will, and assumes her estate is buttoned up. She still owns the lake house in Michigan, titled in her name alone. When she passes, her Florida estate goes through probate in Palm Beach County — and the Michigan house triggers a second probate up there, called ancillary administration.

Ancillary probate exists because a Florida court has no authority over real estate sitting in another state. Florida law works in reverse too: under Fla. Stat. Chapter 734, when an out-of-state resident dies owning Florida real property, an ancillary proceeding is opened here. Either way, the result is two courts, two sets of fees, two timelines, and two opportunities for delay.

The good news is that ancillary probate is almost entirely avoidable with planning. Common solutions include:

1. A revocable living trust. Title the out-of-state real estate (and ideally most of your assets) in a properly funded trust. Trust property passes outside probate in every state, so there is nothing for a second court to administer. For many dual-state clients, this is the cornerstone of the plan. A well-built revocable or irrevocable can also coordinate tax planning across both states.
2. Joint ownership or a transfer-on-death deed, where the other state allows it. These can pass property directly to a survivor, though they come with their own creditor and control trade-offs.
3. An LLC to hold investment or rental real estate, converting real property into personal property (membership interests) that can be governed by your trust.

I generally steer clients toward a funded revocable trust because it solves the ancillary-probate problem, keeps your affairs private, and gives you a tested plan for incapacity — all at once. The catch is in the word funded: a trust only avoids probate for the assets actually retitled into it. An empty trust is just an expensive set of paper.

Making sure your documents work in both states

A signature that satisfied one state will not automatically satisfy the other. A few documents deserve special attention for dual-state residents.

Your will

Florida recognizes a will validly executed under another state’s law, but you do not want to rely on that. Florida has strict execution formalities under Fla. Stat. § 732.502: the will must be signed by the testator and witnessed by two people, all present together. Make it self-proving under Fla. Stat. § 732.503 with a notarized affidavit, so your witnesses never have to be tracked down across state lines to prove it later. Florida also does not recognize handwritten (holographic) wills that lack proper witnesses, even if your former state did. The simplest fix is to sign a fresh Florida will that revokes the old one.

Durable power of attorney

Florida’s durable power of attorney statute (Fla. Stat. Chapter 709) is unusually demanding. Florida abolished the “springing” power of attorney that springs into effect only upon incapacity — a Florida DPOA is effective when signed. Certain powers (like making gifts) must be specifically initialed by you. A power of attorney drafted under another state’s looser rules may be honored reluctantly, or not at all, by a Florida bank. Have a Florida-compliant DPOA on file.

Health care directives

Florida governs advance directives under Fla. Stat. Chapter 765, including the health care surrogate designation and living will. Hospitals here recognize Florida forms instantly. Keep a Florida set and a set valid in your northern state, since a medical crisis can happen in either place. A HIPAA authorization in both states lets your agent actually obtain information when it counts.

Coordinating beneficiaries and special situations

Retitling and documents are only half the job. Beneficiary designations on retirement accounts, life insurance, and annuities pass outside your will and trust entirely, so they have to be reviewed in the same sitting. I have seen meticulous trusts undone by a stale 401(k) form naming an ex-spouse.

Families with a child or grandchild who has a disability need particular care. Naming that person outright as a beneficiary can disqualify them from means-tested benefits like Medicaid and SSI. The standard solution is a , which lets you provide for a loved one without jeopardizing their public benefits. Because benefit programs are administered state by state, a dual-state family should make sure the trust is drafted to function on both sides of the snowbird route. If your other home is in New York, coordinating with counsel familiar with New York’s rules is well worth it — and on the Florida side, our can keep the two states in sync.

A practical sequence for getting it done

When a new snowbird client asks where to start, this is the order I recommend:

1. Decide your domicile. Pick Florida deliberately and build the record described above.
2. Replace your core documents with Florida-compliant versions: will, revocable trust, durable power of attorney, health care surrogate, and living will. Review our wills overview if you want to understand the formalities first.
3. Fund the trust. Retitle the Florida home (subject to homestead rules), the out-of-state real estate, and your major accounts.
4. Eliminate ancillary-probate exposure for any property in your other state. Learn how the Florida probate process works so you can see what you are avoiding.
5. Align beneficiary designations with the overall plan.
6. Keep records — day counts, the Declaration of Domicile, homestead filing — in case a former state questions your move.

None of these steps is exotic, but the order matters, and a mistake in one undercuts the others. That is the real argument for working with a Florida attorney rather than assembling the pieces yourself.

The bottom line for seasonal Florida residents

Splitting your life between two states is a privilege, not a problem — but it does mean your estate plan has to do double duty. Make Florida your clear legal home, sign documents that satisfy Florida law, fund a trust so no second court ever has to get involved, and keep your beneficiary forms in step. Get those four things right and the plan that felt complicated becomes, finally, simple. If you would like a Florida set of documents reviewed or rebuilt, reach out to our West Palm Beach office and we will map it out together.

Frequently Asked Questions

How do I officially become a Florida resident as a snowbird?

Establish Florida as your domicile by filing a Declaration of Domicile under Fla. Stat. § 222.17, getting a Florida driver’s license, registering to vote here, claiming the homestead exemption, updating your estate documents, and spending more than 183 days a year in Florida. Keep records, because high-tax states like New York can audit your move and the burden of proof falls on you.

Will my out-of-state will be valid in Florida?

Florida generally honors a will validly executed under another state’s law, but relying on that invites problems — distant witnesses, holographic-will rules Florida rejects, and proof issues. The safer course is signing a fresh Florida will that meets Fla. Stat. § 732.502 and is made self-proving under § 732.503, which revokes the old one.

What is ancillary probate and how do I avoid it?

Ancillary probate is a second probate proceeding opened in another state to handle real estate located there that your primary state’s court cannot reach. Snowbirds typically avoid it by titling out-of-state real estate in a funded revocable living trust, or in some cases using an LLC or transfer-on-death deed, so the property passes outside probate in every state.

Does Florida have an estate or inheritance tax?

No. Florida imposes no state estate tax, no inheritance tax, and no state income tax. Only the federal estate tax may apply, and only to very large estates. This is a major reason snowbirds work to establish Florida domicile, since several northern states tax estates well below the federal threshold.

Do I need separate health care and power of attorney documents for each state?

It is wise to have a set valid in each state where you spend significant time. Florida’s durable power of attorney (Fla. Stat. ch. 709) and advance directives (ch. 765) have specific requirements, and a Florida-compliant document is recognized instantly here. Keep a parallel set valid in your northern state so a medical or financial emergency in either place is covered.