Does Owning a Business in Riverside Impact Domicile

I recently spoke with Emily, a successful entrepreneur in Riverside. She’d built a thriving landscaping business over the last decade, and was planning a move to Nevada to escape California taxes. She’d meticulously tied up loose ends – changed her driver’s license, forwarded her mail, even sold her home. But Emily was terrified her business would somehow drag her back into California’s tax net. She’d heard stories of people being deemed California residents despite their best efforts to leave, and she didn’t want to lose the significant tax advantages of establishing domicile elsewhere. The cost of an incorrect determination could easily be six figures in back taxes, penalties, and interest.

The good news is that owning a business, in and of itself, does not automatically mean you remain a California resident. However, the devil is always in the details. The California Franchise Tax Board (FTB) doesn’t simply look at your mailing address or where you operate a company. They employ a far more rigorous ‘closest connection’ test. This test evaluates a comprehensive range of factors, weighing where your true, permanent home is.

After 35 years as an Estate Planning Attorney and CPA, I’ve seen countless scenarios where business ownership complicated domicile determinations. It’s a common misconception that physically relocating your business is sufficient. The FTB can – and often will – look deeper. They want to understand where you are truly invested, where you manage your personal life, and where you intend to remain indefinitely.

How Does the FTB Determine Domicile?

The FTB uses 19 different factors in their ‘closest connection’ test. These include things like where your children attend school, the location of your primary medical providers, where you maintain bank accounts, and even where you register your vehicles. It’s not a checklist; rather, it’s a holistic assessment of your overall life. Simply moving your business to Nevada while maintaining significant ties in California is often insufficient to establish a new domicile. For example, continuing to spend more than 180 days a year in California can raise red flags.

What About the Location of My Business Assets?

This is where my CPA background becomes particularly valuable. Moving yourself doesn’t move your business income. Under updated Regulation Section 25136-2 (effective Jan 1, 2026), California sources asset management fees based on the domicile of the underlying investors, not the fund itself. We need to analyze the structure of your business, the location of your clients, and how income flows to determine if simply changing the business address is enough. A poorly structured move could leave you fully exposed to California taxes even after relocating your personal residence.

Can the FTB Audit My Residency?

Absolutely. And they do, frequently. If you claim residency in another state, the FTB will scrutinize your life. They’ll likely issue Form 4600 (Residency Questionnaire), demanding details about everything from your dentist’s location to where you keep your safe deposit boxes and pet registrations. It’s an invasive inquiry, and accurate record-keeping is essential. Furthermore, they will look at the ownership structure of the business and the ultimate control of those assets.

What if I Only Own a Small LLC?

Even a small LLC can create residency complications. The size of the business isn’t the key factor; it’s the extent to which it demonstrates ongoing ties to California. We need to assess the entire picture. If you are considering establishing domicile outside of California, I strongly recommend consulting with a qualified attorney before making any significant changes.

• Driver’s License: Switching your driver’s license is a crucial first step, but not a silver bullet.
• Voter Registration: Registering to vote in your new state demonstrates intent to reside there.
• Bank Accounts: Establishing bank accounts in your new domicile is a key indicator.
• Medical Providers: Having primary medical care in your new state is important.

How do probate courts in California evaluate intent when a will is challenged?

In California, a last will and testament operates within a probate system that emphasizes intent, clarity, and procedural compliance. When properly drafted, a will does more than distribute property—it creates legally enforceable instructions that guide courts, fiduciaries, and beneficiaries through administration with fewer disputes and less uncertainty.

When a will is drafted with California probate review in mind, it becomes a stabilizing roadmap rather than a source of conflict. Clear intent, proper authority, and compliant execution protect both families and estates.

Controlling Legal Standards for Establishing Domicile and Residency

• Residency Guidelines: FTB Pub 1031 (Guidelines for Determining Resident Status)
  This is the primary resource for the “Closest Connection” test. In 2026, it details how the FTB evaluates 19 factors—including the location of your healthcare providers and social ties—to determine if your presence in the state is “permanent” or merely “transitory.”
• Voter Registration: California Secretary of State – Voter Registration
  Updating your voting address is a critical indicator of intent. For the June 2, 2026, Primary Election, the deadline to register online is May 18, 2026. This serves as a public declaration of your primary home.
• Federal Estate Tax: IRS Estate Tax Overview
  While domicile determines state tax, this resource outlines federal guidelines. It reflects the 2026 OBBBA update, which permanently set the federal estate tax exemption at $15 million per person ($30 million for couples), indexed for inflation.
• Proof of Residency: California DMV – REAL ID Checklist
  Since the federal enforcement deadline passed in 2025, a REAL ID is mandatory for domestic flights. This page lists the specific residency documents (e.g., utility bills, tax returns) that the state accepts as proof of a permanent California address.