Residance: Track Tax Residency

For many high net worth individuals, moving to a low-tax state is one of the most impactful financial decisions they can make.

It's also one of the most misunderstood.

The move itself is often straightforward. The challenge comes later — when a former state questions whether you ever really left.

States like New York and California have invested significant resources into residency enforcement because the stakes are high. Losing a high-income taxpayer means losing years of future tax revenue.

If your change of residency substantially reduces your state tax liability, you should assume your former state may scrutinize the move.

That doesn't mean you've done anything wrong.

It means your move needs to be real, consistent, and well documented.

Leaving Is Just As Important as Arriving

Many people focus exclusively on establishing residency in their new state.

They get a new driver's license, buy a home, and register to vote.

Those are all important steps.

But residency transitions have two sides.

It's not enough to establish new ties. You also need to meaningfully reduce your ties to your former state.

From an auditor's perspective, the question isn't simply:

"Did you move to Florida?"

It's often:

"Did you actually leave New York?"

Those are different questions.

Understand the Difference Between Residency and Domicile

One of the most common misconceptions is that changing your address automatically changes your domicile.

It doesn't.

Domicile is your permanent home — the place you intend to return to and remain.

Tax authorities evaluate that intent through your actions.

They look at the totality of your life, including:

Where you spend your time
Which home serves as your primary residence
Where your family lives
Where your vehicles are registered
Where you vote
Where your financial and professional relationships are centered

No single factor determines domicile.

Consistency does.

Sever Ties Deliberately

One of the biggest mistakes people make is leaving too many loose ends behind.

Common examples include:

Maintaining voter registration in the former state
Keeping a driver's license after moving
Using an old mailing address for banks or investment accounts
Continuing to use physicians, accountants, or other professionals exclusively in the former state
Spending extended periods in a former primary residence

None of these are necessarily fatal on their own.

Together, however, they create a narrative that your former state may still be the center of your life.

The cleaner the transition, the stronger your position.

Manage Your Day Counts Carefully

Physical presence remains one of the most objective parts of any residency determination.

If you've established domicile in a new state but continue spending substantial time in your former one, you may still create residency exposure under statutory residency rules.

This is particularly important if you maintain a permanent place of abode in your previous state.

Your move should be reflected not only in your paperwork — but in where you actually spend your time.

Don't Operate at the Threshold

One of the worst strategies is treating statutory limits as targets.

If your planning depends on spending exactly the maximum number of days allowed in your former state every year, you're leaving very little room for normal life.

Flights are delayed.

Family emergencies happen.

Business trips change.

A comfortable margin is almost always more defensible than perfect optimization.

Good residency planning anticipates uncertainty rather than assuming everything will go according to schedule.

Expect Your Records To Be Examined

Modern residency audits rely heavily on documentation.

Authorities may review records such as:

Travel itineraries
Credit card transactions
Toll records
Property records
Utility usage
Banking activity
Public registrations

The objective isn't simply to count days.

It's to determine whether your actions consistently support your claimed residency.

When your records tell the same story, defending your position becomes significantly easier.

Think Beyond the First Year

Residency planning doesn't end once you've moved.

Your patterns over the following years matter just as much.

Repeatedly returning to your former state for extended periods, maintaining significant personal ties, or failing to update important records can gradually weaken an otherwise legitimate residency change.

The strongest residency positions aren't created by a single event.

They're reinforced through consistent behavior over time.

Work With Qualified Advisors

Every jurisdiction applies its own residency rules.

Some emphasize domicile.

Others rely heavily on statutory tests.

International moves introduce tax treaties, immigration rules, and additional reporting obligations.

An experienced tax advisor or attorney should always guide the legal and tax aspects of a residency transition.

Good planning at the outset is almost always less expensive than defending an audit later.

Where Residance Fits

Residance doesn't establish your residency.

It doesn't determine your domicile.

What it does provide is continuous visibility into one of the most important variables in any residency transition: physical presence.

By accurately tracking where your days are spent across states and countries, Residance helps ensure your travel patterns remain aligned with your broader residency strategy.

When documentation matters, knowing your day counts isn't enough.

Knowing them with confidence is.

Final Thought

Leaving a high-tax state isn't about finding the right form or checking a handful of boxes.

It's about creating a consistent, defensible story that your actions support over time.

Establish new ties.

Sever old ones.

Maintain accurate records.

And give yourself enough margin that unexpected travel doesn't undermine years of careful planning.

Because when it comes to residency, the easiest audit to win is the one that never happens.