A high net worth divorce in California follows the same community property rules as any other divorce in the state: what a couple earns and acquires during the marriage is generally divided equally, and separate property stays with its owner. What changes is how much rides on the details. When a marriage includes a business, stock compensation, investment real estate or a lifestyle built over many years, decisions about timing, valuation, disclosure and taxes can move the outcome by a great deal.
If you’re facing this, you may be carrying two worries at once: what happens to your family, and what happens to everything you’ve worked for. Both are reasonable. This guide explains what makes these cases different in California, where the real disagreements come from, and what you can do now to protect yourself.
What Counts as a High Net Worth Divorce in California?
There’s no legal definition. California law doesn’t set a dollar figure where a divorce becomes “high net worth,” and the same rules apply to every divorce. In practice, the label, sometimes called a high asset divorce, usually fits when a case involves one or more of these:
- A business, professional practice or partnership interest owned by one or both spouses
- Stock options, restricted stock units, bonuses or other executive compensation
- Investment, rental or vacation property
- Significant retirement accounts, pensions or deferred compensation
- Trusts, inheritances or family money that came into the marriage
- Interests in LLCs, limited partnerships or private investment funds
- High-value personal property such as art, collections, boats, aircraft or classic cars
- High or irregular income, such as bonuses, distributions or commissions
What these have in common is complexity. Each raises questions about what the asset is worth, who it belongs to and how it can be divided, and each answer depends on records that take time to gather.
How a High Net Worth Divorce in California Differs From Other Divorces
The law is the same. The work is different. A high net worth divorce in California usually involves:
- Characterizing assets that are partly community and partly separate
- Valuing assets that don’t have a market price, like a business or a private company interest
- Tracing money through accounts, sometimes going back many years
- Working out income for support when much of it comes from bonuses, equity or a business
- Protecting privacy and a business’s operations while the case moves forward
- Planning around the tax consequences of how assets are divided
That’s why these cases often involve outside experts, more time in the disclosure phase, and careful negotiation before anything goes in front of a judge.
Community Property Still Sets the Rules
California is a community property state. Under Family Code section 760, property either spouse acquires during the marriage while living in California is generally community property, owned equally by both. Property owned before marriage, or received during marriage by gift or inheritance, is generally separate property under Family Code section 770. Under Family Code section 2550, the court divides the community estate equally unless the spouses agree otherwise in writing or in court.
Three details matter more than people expect in a high asset divorce.
The Date of Separation
Earnings and property acquired after the date of separation are separate property. When a large bonus, an equity grant or a business deal falls around the time the marriage ends, that date can be worth a great deal. Family Code section 70 defines it as the point when there’s been a complete and final break in the marriage, shown by one spouse expressing the intent to end the marriage and acting consistently with that intent. When spouses disagree, it becomes a contested issue in its own right.
Changes in Ownership Need to Be in Writing
Putting an asset in one spouse’s name doesn’t by itself change whose property it is. Under Family Code section 852, a change in the character of property between spouses, called a transmutation, is valid only if it’s made in writing with an express declaration signed by the spouse whose interest is affected. In In re Marriage of Valli (2014), the California Supreme Court held that a life insurance policy bought with community funds stayed community property even though it was titled in one spouse’s name.
Trusts Don’t Change the Character of Property
Many high net worth couples hold their home and investments in a revocable living trust. Under Family Code section 761, community property placed in that kind of trust generally remains community property during the marriage, unless the trust or transfer documents expressly say otherwise. Separate property placed in a trust can stay separate too, but the documents and the records behind them matter.
Where the Real Disagreements Come From
In most high net worth cases, the hardest questions aren’t about the 50/50 split itself. They’re about what belongs in the community estate in the first place, and what it’s worth.
A Business That Started Before the Marriage
A business you owned before marriage starts out as your separate property. If you worked in it during the marriage, though, the community may have earned a share of its growth. California courts generally use one of two approaches from long-standing case law:
- The Pereira approach gives the owner a fair rate of return on the business’s value at the date of marriage and treats the rest of the growth as community property. Courts tend to use it when growth came mainly from the owner’s personal effort.
- The Van Camp approach gives the community the reasonable value of the owner’s work during the marriage, minus what the family already received in salary, and treats the rest of the growth as separate property. Courts tend to use it when growth came mainly from the business itself, market conditions or other people’s work.
Courts have broad discretion to choose the approach that fits the facts, and the choice can change the result substantially. That’s why it often becomes the center of the case.
A Home Owned Before Marriage
When one spouse bought a home before marriage and community funds later paid down the mortgage, the community may own a share of the home’s equity and appreciation. California courts calculate that share using what’s known as the Moore/Marsden approach. With San Diego real estate values, that share can be significant even when the home stayed in one spouse’s name. Our post on how divorce affects real estate in San Diego covers more.
Commingled Accounts
Separate money mixed with community money doesn’t automatically lose its separate character, but proving what’s separate usually means tracing it through account records, sometimes back many years. The spouse claiming separate property generally carries the burden. If you put separate funds into a community asset, Family Code section 2640 may allow you to be reimbursed for contributions you can trace, such as a down payment or principal payments, without interest.
Investment Partnerships, LLCs and Luxury Assets
Interests in limited partnerships, LLCs and private funds often come with operating agreements that restrict transfers or sales, so they can’t simply be split in kind. The same is true in practice for art, collections, boats and aircraft, which need specialized appraisals and are often assigned to one spouse with an offsetting payment to the other. Our post on how a yacht gets valued in a high net worth divorce walks through one example.
Valuing a Business or Professional Practice
If a business or practice is part of the community estate, someone has to put a number on it. That usually means a valuation expert, and often one for each side. The analysis can include:
- Financial statements, tax returns and cash flow
- Goodwill, and how much of the value depends on the owner personally
- How the owner’s compensation compares with the market
- Whether personal expenses run through the business
- Debt, pending contracts and the business’s outlook
Valuations from opposing experts can come back far apart. A forensic accountant can test the numbers, trace funds and identify income that doesn’t appear on paper. In many cases, one spouse keeps the business and the other receives assets of equal value or a buyout. If you and your spouse run a business together, our post on divorce when you own a business together covers the options.
Stock Options, RSUs and Executive Compensation
Equity compensation is one of the most common sources of confusion in a California high net worth divorce. Stock options or restricted stock units granted during the marriage can be partly community property even if they vest after separation, because they may reward work done during the marriage.
California courts often use a “time rule” to split these awards. In In re Marriage of Hug (1984), the Court of Appeal approved a time rule tied to the employee’s period of service before and after separation, and later cases have applied different versions depending on why the award was granted. Which formula fits a given grant depends on the plan documents and the purpose of the award, so gather grant agreements and vesting schedules early.
Bonuses raise a second question: what counts as income for support. Support for an executive with variable pay is often set with a base amount from salary plus a percentage of each bonus when it’s actually paid, known as a Smith-Ostler order after In re Marriage of Ostler & Smith (1990).
Retirement Accounts, Pensions and Deferred Compensation
The portion of a 401(k), IRA, pension or deferred compensation plan earned during the marriage is generally community property, even if the account is in one spouse’s name. Dividing an employer plan usually requires a court order directed to the plan administrator, often called a QDRO. Getting the order right matters, because a mistake can trigger taxes or penalties, or leave a spouse without benefits they were awarded.
Finding Hidden Assets in a High Net Worth Divorce
Full financial disclosure is required in every California divorce. Each spouse must serve a preliminary declaration of disclosure under Family Code section 2104, listing all assets and debts, along with an income and expense declaration, and later a final declaration. These documents are exchanged between the spouses, not filed with the court.
California takes this duty seriously. Spouses owe each other fiduciary duties until the property is divided. Under Family Code section 1101, a spouse who hides or wrongfully transfers an asset can be ordered to pay the other spouse 50 percent of it, plus attorney fees and costs, or 100 percent if the breach involved fraud, oppression or malice. Under Family Code section 2107, a judgment entered without full disclosure can be set aside. Our post on missed disclosure deadlines explains why this step matters.
Warning signs that something may be missing include:
- A sudden drop in business income around the time of separation
- Missing statements or accounts you didn’t know existed
- Large or unusual transfers, loans to friends or family, or new debts
- Bonuses or deals that seem delayed until after separation
- A lifestyle that doesn’t match the income reported
None of these proves wrongdoing on its own. If you didn’t manage the finances, formal discovery tools such as document requests, subpoenas and depositions, along with a forensic accountant, can bring the full picture into the open.
Protecting Assets Once a Case Is Filed
As soon as a divorce is filed and served, automatic temporary restraining orders printed on the summons take effect under Family Code section 2040. Neither spouse may transfer, borrow against, hide or dispose of property, whether community or separate, without the other’s written consent or a court order. Ordinary business and living expenses are allowed, but each spouse must give the other at least five business days’ notice before any extraordinary expenditure and account for it to the court. These orders protect both of you while the case moves forward.
Spousal Support When the Lifestyle Is Significant
California courts set long-term spousal support by weighing the factors in Family Code section 4320. They include each spouse’s earning capacity, the supported spouse’s contributions to the other’s career, the paying spouse’s ability to pay, each spouse’s needs based on the standard of living established during the marriage, the length of the marriage, and tax consequences. Courts also consider the goal that the supported spouse become self-supporting within a reasonable time, which is generally half the length of the marriage for marriages under 10 years.
Under Family Code section 4336, a marriage of 10 years or more is presumed to be of long duration, and the court generally keeps jurisdiction over support indefinitely unless the spouses agree otherwise. Our spousal support page explains more.
The 2026 Tax Change for Spousal Support
Starting January 1, 2026, California changed its tax treatment of spousal support to match federal law. For orders and agreements made on or after that date, the paying spouse can’t deduct spousal support on California tax returns, and the receiving spouse doesn’t report it as California income. Orders made before 2026 keep the old treatment unless a later order clearly adopts the new rules. If your case started under the old rules and is still being negotiated, the after-tax math has likely changed.
Child Support for High Earners
California’s statewide child support guideline applies in high income cases too, and there’s no cap on guideline support. Under Family Code section 4057, a parent with extraordinarily high income can ask the court to depart from the guideline if the formula amount would exceed the children’s needs, but that parent carries the burden of proving it. Courts look closely at the children’s actual needs and the lifestyle they’re used to, and many families also negotiate add-ons such as private school, activities and health costs. Our child support page has more.
Attorney Fees When One Spouse Controls the Money
In many high net worth marriages, one spouse manages the money. California law doesn’t leave the other spouse unable to hire a lawyer. Under Family Code section 2030, when there’s a disparity in access to funds and one spouse is able to pay for both sides’ representation, the court must order that spouse to contribute reasonable attorney fees and costs. This can be requested early in the case.
Prenuptial and Postnuptial Agreements
A valid prenuptial or postnuptial agreement can decide much of a high net worth divorce in advance, and courts generally follow one that meets the legal requirements. Under Family Code section 1615, a premarital agreement is enforceable only if it was signed voluntarily, which generally requires that the spouse had independent legal counsel or waived it in a separate writing, and, for agreements made since 2020, had at least seven calendar days between first seeing the final agreement and signing it. An agreement can also be challenged if it was unconscionable and signed without fair and full disclosure of the other spouse’s finances. Our prenuptial and postnuptial agreements page explains how these work.
Privacy in a California High Net Worth Divorce
California divorce files are generally public. The Legislature once passed a law requiring courts to seal financial filings on request, but in Burkle v. Burkle (2006), the Court of Appeal held that law unconstitutional.
There are still meaningful ways to limit what becomes public:
- Disclosure documents stay out of the court file, because they’re exchanged between the spouses.
- Settlement keeps the details out of the courtroom. Resolving issues through negotiation or mediation means fewer contested hearings and less financial detail in the record.
- Private judging is an option in San Diego. With both spouses’ agreement, the court can appoint a privately compensated temporary judge to hear the case on the parties’ schedule. Proceedings are still open to the public under court rules, and orders and key filings still go to the court file, but the case usually draws far less attention.
If privacy matters to you, raise it at the very start. It shapes strategy from the first filing.
Taxes Beyond Support
Transfers of property between spouses as part of a divorce are generally tax-free under federal law, Internal Revenue Code section 1041, but the receiving spouse takes over the original tax basis. That means two assets with the same value on paper can carry very different tax consequences. A brokerage account with a low cost basis, a rental property with years of depreciation, or a retirement account taxed on withdrawal is worth less after taxes than the same amount in cash. A fair division looks at after-tax value. Working with a tax professional alongside your attorney helps avoid an agreement that looks equal but isn’t.
How Long Does a High Net Worth Divorce Take in California?
No California divorce can become final until at least six months after the responding spouse is served or appears in the case, under Family Code section 2339. A high net worth divorce in California usually takes longer than that, because valuations, tracing and disclosure take time. A case that settles can move in months, while one that needs expert reports and a trial can take a year or more. Our post on the divorce timeline in San Diego covers each stage.
The Team Behind a High Net Worth Divorce
Your attorney leads the case, but complex finances often call for other professionals:
- A forensic accountant to trace funds, review business records and find hidden income
- A business valuation expert to value a company or practice
- Real estate and personal property appraisers for homes, art, collections and vehicles
- A tax professional to model the after-tax effect of a settlement
- A vocational evaluator when a spouse’s earning capacity is in dispute
- A financial planner to test whether a proposed settlement supports your life afterward
Not every case needs all of them. Part of good strategy is knowing which experts will actually change the outcome.
What You Can Do Now
If you’re thinking about divorce or your spouse has already filed, these steps can protect you:
- Gather records quietly and lawfully, including tax returns, account statements, business financials, equity grant documents, trust documents and loan applications. Access only records you’re entitled to.
- Write down what you brought into the marriage, and look for records showing where premarital money and inheritances went.
- Don’t move, hide or spend significant assets. Beyond the legal consequences, it damages your credibility with the court.
- Think about timing before bonuses, equity grants, business transactions or major purchases.
- Protect your privacy. Be careful about what you post and share, and consider whether mediation or a private judge fits your family.
- Get advice early. Many of the choices that matter most in a high net worth divorce happen in the first few weeks.
How Shorb & Connor Can Help
A high net worth divorce in California is as much a financial project as a legal one, and it’s also a deeply personal transition. You don’t have to sort it out alone.
At Shorb & Connor LLP, partners Andrew L. Shorb and Kristin L. Connor bring over 40 years of combined family law experience to cases like yours. From your first call, you work directly with an attorney who takes the time to understand your goals, your family and the full financial picture before recommending a path forward. We work with forensic accountants and other financial professionals when a case calls for them, and we’re prepared to negotiate or litigate depending on what your situation needs. Learn more about our high net worth divorce and asset division services.
If you’re facing a divorce involving a business, significant investments or complex compensation, call (619) 330-0938 or request a free strategy session to talk through your options with an attorney.
Frequently Asked Questions About High Net Worth Divorce in California
What Is Considered a High Net Worth Divorce in California?
California has no legal definition or dollar threshold. The term usually describes a divorce involving complex assets, such as a business, stock compensation, investment real estate, trusts or significant retirement savings, where valuation and characterization questions take careful work.
Is California a 50/50 State in a High Net Worth Divorce?
Yes, for community property. The court divides the community estate equally unless the spouses agree otherwise. Separate property, such as assets owned before marriage, gifts and inheritances, isn’t divided. Much of the work goes into deciding what’s community and what each asset is worth.
Can I Keep My Business in a California Divorce?
Often, yes. A spouse can usually keep a business and offset the community’s share with other assets or a buyout. If the business started before the marriage, the community may still own part of its growth, which courts generally measure using the Pereira or Van Camp approach.
Are Stock Options and RSUs Community Property in California?
They can be, at least in part. Options and RSUs granted during the marriage can be partly community property even if they vest after separation. Courts often divide them using a time rule based on the service period before and after separation.
How Do You Find Hidden Assets in a California Divorce?
Start with the mandatory disclosure declarations, then use formal discovery, such as document requests, subpoenas and depositions. A forensic accountant can trace funds and compare lifestyle to reported income. A spouse who hides assets can be ordered to pay 50 to 100 percent of their value.
Is Spousal Support Taxable in California in 2026?
For orders made on or after January 1, 2026, no. The payer can’t deduct it on California returns and the recipient doesn’t report it as California income, matching federal law. Orders made before 2026 keep the old treatment unless a later order clearly adopts the new rules.
Can a High Net Worth Divorce in California Be Kept Private?
Not entirely, because California divorce files are generally public. Disclosure documents aren’t filed with the court, and settling through negotiation or mediation, or using a privately compensated temporary judge, can keep much of the financial detail out of public view.
Can My Spouse Be Ordered to Pay My Attorney Fees?
Yes, in many cases. When one spouse has greater access to funds and can pay for both sides, Family Code section 2030 requires the court to order that spouse to contribute reasonable attorney fees and costs, so both spouses can be represented.
Does a Prenup Protect My Assets in a California Divorce?
Usually, if it’s valid. Courts generally enforce a prenup signed voluntarily. It can be challenged if a spouse had no independent counsel and no written waiver, had fewer than seven days to review the final version, or signed an unconscionable agreement without full disclosure of the other’s finances.
