Estate planning for snowbirds and dual-state residents is the process of coordinating your will, trusts, and incapacity documents so they work cleanly across the two (or more) states where you live and own property. The central question is which state you call your legal home, or “domicile,” because that single fact drives where your estate is taxed, which laws govern your will, and how smoothly your assets pass to your family. For people who split the year between Florida and a northern state, getting domicile and titling right is the difference between one tidy probate and two expensive, parallel ones.
I’ve spent years helping families on the receiving end of plans that ignored the two-state problem. The hard truth is that a will drafted in New Jersey or New York, executed under that state’s rules, often runs headfirst into Florida law the moment it matters. This guide walks through what actually trips people up and how to build a plan that holds together no matter which house you’re sleeping in.
Why Snowbirds Need a Different Estate Plan
A snowbird’s life is built on two addresses, and the law was not. Every state assumes you belong to it. When you own a condo in Boca and a house in Connecticut, both states can plausibly claim you as a resident for tax and probate purposes, and both will happily do so if you leave the question unanswered.
The risks cluster around a few predictable failure points:
- Ancillary probate. Real estate is governed by the law of the state where it sits. If you die owning a home in Florida and a home up north, your estate can face a primary probate in your home state and a separate “ancillary” probate in the other just for the real property. That means two courts, two sets of fees, two timelines.
- Competing residency claims. High-tax states are aggressive about residency audits. If New York believes you never truly left, your heirs may face an estate tax bill from a state you thought you’d escaped.
- Documents that don’t travel well. Health care directives, powers of attorney, and even witness requirements differ by state. A power of attorney that works in Illinois may be questioned by a Florida bank.
Domicile: The Single Most Important Concept
You can have many residences but only one domicile. Domicile is your true, fixed, permanent home, the place you intend to return to. For snowbirds, establishing Florida domicile is usually the goal, because Florida has no state income tax and no state estate or inheritance tax. But intent alone isn’t enough; courts and tax auditors look at conduct.
How to Establish Florida Domicile
Florida law gives you a concrete tool here. Under Florida Statutes § 222.17, you may file a sworn Declaration of Domicile with the clerk of the circuit court in your county, formally stating that Florida is your permanent home. It’s a single, inexpensive filing, and while it isn’t magic on its own, it’s strong evidence of intent.
Pair that declaration with consistent action. The stronger your trail, the harder it is for another state to pull you back:
- File the Declaration of Domicile and register to vote in Florida.
- Obtain a Florida driver’s license and register your vehicles here.
- Use your Florida address for tax returns, banking, and important mail.
- Apply for Florida’s homestead exemption on your Florida residence, which signals primary residency and carries real property-tax savings.
- Spend more than half the year in Florida and keep records (the “183-day” rule many states apply).
- Move your physicians, accountant, and key advisors to Florida where practical.
One word of caution for married couples and parents: Florida’s homestead protections are powerful but also restrictive. Article X, Section 4 of the Florida Constitution shields your homestead from most creditors, but it also limits how you can leave that home if you’re survived by a spouse or minor child. You generally cannot simply will your homestead away from a spouse or a minor child. Young families especially need to plan around this, because the rule can override what your will says.
Wills, Trusts, and the Two-State Problem
A valid will in one state is usually honored in another, but “usually” hides a lot of friction. Florida has its own execution formalities under the Florida Probate Code, and Florida does not recognize holographic (handwritten, unwitnessed) wills even if your prior state did. After establishing Florida domicile, the cleanest move is to have a Florida attorney draft a new will that satisfies Florida law and revokes prior wills.
Why a Revocable Living Trust Often Wins for Dual-State Owners
For anyone who owns property in more than one state, a revocable living trust is frequently the centerpiece of a good plan. Here’s the logic: probate is tied to the state where an asset is located and titled in your individual name. If instead you retitle your out-of-state and in-state real estate into a trust, those properties pass under the trust’s terms without court involvement in either state.
The payoff for snowbirds is direct:
- No ancillary probate on the northern property, because the trust, not the deceased individual, owns it.
- Privacy, since trusts aren’t filed publicly the way probate inventories are.
- Continuity if you become incapacitated, because a successor trustee can step in without a guardianship proceeding.
Trusts aren’t only for the wealthy or the elderly. First-time planners with young children often pair a revocable trust with provisions that hold assets for kids until they’re mature enough to manage money. If a child has a disability, the planning gets more specialized: you’d want a properly drafted special needs trust so an inheritance doesn’t disqualify the child from means-tested benefits. Morgan Legal’s New York team explains the mechanics well in their overview of a , and the same principles apply when you coordinate trusts across states. For a broader look at how different trust structures fit together, their is a useful starting point before you sit down with counsel.
Incapacity Documents That Work in Both States
Estate planning isn’t only about death; it’s about the years when you’re alive but can’t act for yourself. These documents are state-specific in ways people rarely anticipate.
Build a matched set under Florida law, including a durable power of attorney (governed by Florida’s Power of Attorney Act, Chapter 709), a designation of health care surrogate under Florida Statutes § 765, a living will, and a HIPAA authorization. Then keep copies accessible in both homes. Some clients also maintain a parallel health care directive valid in their northern state, since a medical emergency could strike in either place and hospital staff move fastest with a document they recognize.
A Quick Word on Florida’s Power of Attorney Rules
Florida tightened its durable power of attorney law years ago, eliminating “springing” powers that activate only upon incapacity and requiring specific formalities. A document drafted under older rules, or under another state’s law, may be refused by a Florida financial institution. If you’re now Florida-domiciled, refresh this document here.
Coordinating Florida and Out-of-State Counsel
Honest advice: if you genuinely keep significant ties and property in two states, you may need lawyers in both. A Florida attorney should anchor the plan once Florida is your domicile, while northern counsel can advise on that state’s specific real estate, tax, or residency-audit exposure. The two don’t have to duplicate work; they have to agree on the strategy.
For families splitting time between the Northeast and South Florida, having a firm with offices in both regions removes a lot of the hand-off friction. Morgan Legal handles New York matters from its NYC office and Florida matters through its practice, which makes coordinating a two-state plan considerably simpler.
A Practical Checklist Before Snowbird Season
If you’re heading south for the winter and want your affairs in order, work through this before you settle in:
- Decide, deliberately, which state is your domicile, and align your conduct with that choice.
- File a Florida Declaration of Domicile and claim homestead if Florida is home.
- Have a Florida-compliant will, or better yet a funded revocable trust, drafted by Florida counsel.
- Retitle out-of-state real estate into your trust to dodge ancillary probate.
- Refresh your power of attorney and health care surrogate under Florida law.
- Review beneficiary designations on retirement accounts and life insurance, which pass outside your will entirely.
- Tell your successor trustee and named agents where the documents live, in both homes.
Estate planning across two states isn’t complicated because the law is mysterious. It’s complicated because two legal systems are quietly competing for the same person, and a plan that ignores one of them leaves your family to sort it out in court. Build it once, build it right, and revisit it when you move, marry, divorce, or welcome a new child.
If you split your year between Florida and a northern state, we can help you design a plan that travels with you. Learn more about our wills and Florida probate services, or contact our office to get started.
Frequently Asked Questions
Do I need a new will if I move to Florida from another state?
Usually yes. While a valid out-of-state will is generally honored, Florida has specific execution formalities and does not recognize handwritten, unwitnessed (holographic) wills. Once Florida becomes your domicile, the safest step is to have a Florida attorney draft a new will that complies with Florida law and revokes your prior one.
How do I prove Florida is my domicile to avoid out-of-state estate taxes?
Establish a consistent record of intent and conduct: file a Declaration of Domicile under Florida Statutes section 222.17, register to vote and get a Florida driver’s license, claim the homestead exemption, file taxes from your Florida address, and spend more than half the year in Florida. High-tax states audit residency aggressively, so documentation matters.
What is ancillary probate and how do I avoid it?
Ancillary probate is a separate, second probate proceeding opened in another state solely because you owned real estate there. Snowbirds who own homes in two states often face it. The most reliable way to avoid it is to retitle out-of-state real estate into a revocable living trust, so the property passes under the trust without court involvement in either state.
Will my power of attorney from another state work in Florida?
Maybe, but don’t count on it. Florida eliminated springing powers of attorney and imposes specific formalities under Chapter 709. Florida banks and institutions sometimes refuse documents drafted under older or out-of-state rules. If you are now Florida-domiciled, have your durable power of attorney and health care surrogate redrafted under Florida law.
Can a revocable trust protect my children's inheritance?
Yes. A revocable living trust lets you hold assets for minor or young-adult children until they reach an age you choose, rather than handing a lump sum to an 18-year-old. If a child has special needs, a dedicated special needs trust can preserve their eligibility for means-tested benefits while still providing for them.
For more on our Florida practice, see our overview of Florida estate planning. Morgan Legal Group's affiliated New York office also handles New York probate and estate administration.