The State Residency Move a Couple With $4 Million Made One Year Before Selling Their Business to Save $340,000 in Tax

A California couple in their late 50s with $4 million in retirement accounts and a closely held LLC interest worth $1.8 million faced a decision that would shape their financial lives. A buyer offered $4.2 million for the LLC stake, against a $600,000 cost basis. The federal long-term capital gains bill was unavoidable. The state bill was negotiable. By establishing Texas residency roughly a year before closing, they kept California out of the transaction entirely.

This story repeats constantly on Bogleheads, in Dave Ramsey call-ins, and among founders who quietly changed driver’s licenses before a sale. The pattern accelerated in early 2026 around the proposed California wealth tax, when Travis Kalanick completed his move to Austin on December 18, 2025 and Steven Spielberg established New York residency on New Year’s Day 2026. The dollar amounts are larger at the billionaire tier, but the mechanics are identical for a couple selling a small business.

The setup in plain numbers

• Ages: Both 58, planning to retire after the sale
• Liquid wealth: $4 million in 401(k)/IRA accounts
• Business stake: $1.8 million carrying value, selling for $4.2 million
• Taxable long-term gain: $3.6 million
• Home state at offer: California, top marginal income tax of 13.3%

Why the state line is the whole game

Federal long-term capital gains are taxed at rates of up to 20%, plus the 3.8% net investment income tax. Those taxes apply regardless of where you live. State taxes are different. For a California resident, long-term capital gains are taxed as ordinary income, making a large business sale potentially subject to the state’s top 13.3% rate. On a $3.6 million gain, that can translate into roughly $479,000 of state tax.

That makes residency one of the few variables that can materially change the outcome. States such as Texas, Florida, Nevada, Tennessee, Washington, and Wyoming do not impose a tax on personal capital gains income. For someone planning a major liquidity event, the difference between selling as a California resident and selling as a resident of a no-income-tax state can amount to hundreds of thousands of dollars.

What the couple actually did

The couple purchased a home in the Houston area more than a year before the sale and made Texas their primary residence. They relocated their daily lives, shifted financial relationships, and significantly reduced their California ties. The move carried real costs, including moving expenses, a period of overlapping housing costs, and work on the new property. Even so, total relocation expenses were only a fraction of the potential California tax bill. After accounting for those costs, the net financial benefit remained well into the hundreds of thousands of dollars, illustrating why residency planning can have such a large impact before a major business sale.

Three paths an affluent seller can take

1. Stay put and pay. Cleanest and simplest, but the most expensive. The $479,000 is the price of staying.
2. Pre-sale relocation with full domicile change. The path the headline couple chose. Requires 18 to 24 months of preparation: new driver’s license, voter registration, primary physician, banking relationship, vehicle titles, and a recorded declaration of domicile in the destination state. The former California home is sold outright or converted to a clearly documented rental. Day counts in California are tracked to the calendar, because the Franchise Tax Board completed 520 residency audits on out-of-state individuals in 2023, more than double the 2019 count.
3. Installment sale or qualified opportunity zone deferral. Useful when relocation is impossible. Spreads the gain over years, but the California liability does not disappear. It rides along on every payment as long as the seller remains a resident.

For most couples in this position, option two is the only one that meaningfully changes the outcome.

What to do first

1. Lock the closing date relative to the move date. Domicile must be established before the sale agreement is signed, not after. A “close connection” test drives California audits, and a luxury home still held in-state is the single biggest red flag.
2. Hire a multi-state CPA before the move, not after. Apportionment rules, deferred compensation, and stock options earned in California can still be clawed back even after a clean residency change. A pre-move plan documents intent.
3. Avoid the “snowbird” halfway move. Splitting time between a California beach house and a Florida condo is the worst of both worlds. The state where the LLC interest is taxed is the state of domicile on the closing date, full stop.

The estate exemption climbs to $15 million per decedent in 2026, which keeps a $6 million household well below the federal threshold. The action is in the income tax code, in one state, on one closing day. That is the lever worth pulling.