In California, spousal support is money one spouse pays the other during a divorce or legal separation and, often, for a period after the judgment. A judge can order it on a temporary basis while the case is pending and on a longer-term basis as part of the final judgment. The amount and how long it lasts turn on the length of the marriage, each spouse’s income and earning capacity, and a list of factors set out in the Family Code. So how does spousal support work in California? The short answer: a court sets a monthly amount that reflects both spouses’ finances and the marital standard of living, and it runs until a set end date, a triggering event, or a later modification changes things.
Temporary Support vs. Long-Term Support
There are two orders you might see in a single case. Temporary support (sometimes called pendente lite) covers the gap between separation and final judgment. It keeps bills paid while the case moves through court. Long-term support is ordered as part of the divorce judgment itself and reflects a fuller analysis of both spouses’ circumstances.
The two are calculated differently, which surprises people. Temporary support leans on a formula run through Judicial Council–certified software such as XSpouse, which weighs each spouse’s net disposable income and tax obligations to produce a monthly figure. Those calculators are only certified for temporary awards, not permanent ones.1Judicial Branch of California. Guideline Support Calculators For the long-term order, the judge has to work through a discretionary analysis instead.
What the Judge Weighs for a Long-Term Order
Permanent support has no formula. Family Code Section 4320 gives the court a checklist, and the judge weighs the items against each other to reach an amount. The main factors include:2Justia Law. California Family Code 4320-4326
- Each spouse’s earning capacity, including whether retraining is needed to reach the marital standard of living
- Whether the supported spouse’s earning potential was reduced by time out of the workforce for domestic duties or to help the other spouse’s career
- The paying spouse’s income, assets, and existing obligations
- The standard of living established during the marriage
- The length of the marriage
- Age and health of both spouses
- Documented domestic violence between the parties
- Tax consequences to each spouse
- The balance of hardships between the two sides
No single item controls. A shorter marriage can produce a larger award if the supported spouse has serious health problems and limited skills, and a long marriage can produce a firm end date if the supported spouse has strong earning capacity and hasn’t used it.
The Gavron Warning
When the judge issues the order, the court can formally warn the supported spouse that they are expected to make reasonable efforts to become self-supporting within a reasonable time.3California Legislative Information. California Family Code 4330 Practitioners call this a Gavron warning. If the supported spouse doesn’t take real steps toward self-sufficiency, the court can reduce or end support later. For marriages of long duration, the court has discretion to skip the warning if the facts make it inappropriate.
How Long Support Lasts
For marriages under ten years, the working guideline is that support runs about half the length of the marriage. Six years of marriage tends to produce roughly three years of support.4Judicial Branch of California. Long-term Spousal Support It’s a guideline, not a rule, and judges depart from it.
For marriages of ten years or more, the court presumes a “marriage of long duration” and keeps jurisdiction over support indefinitely.5California Legislative Information. California Family Code 4336 That doesn’t mean lifelong payments. It means there is no automatic cutoff, and the court can revisit support unless the parties agreed in writing to give up that jurisdiction. A marriage under ten years can also qualify as long-duration if the facts support it.
How to Request Spousal Support
Requesting support starts with the financial disclosure the case already requires. You need tax returns from the last two years and proof of income covering the last two months, along with documentation of any investment, rental, or other income.6Judicial Branch of California. Gather and Share Financial Information
The main filing is Form FL-150, the Income and Expense Declaration, which lays out your monthly finances, taxes, and living expenses.7California Courts. FL-150 Income and Expense Declaration Simpler cases can use FL-155 instead. When you are specifically asking for support, you also file FL-157, the Spousal Support Declaration Attachment, which covers your education, work history, the marital standard of living, health, and current expenses. Every one of these forms is signed under penalty of perjury.
You file the paperwork with the court clerk and pay a filing fee of $435 to $450.8Judicial Branch of California. File Divorce Papers If you can’t afford it, Form FW-001 lets you request a fee waiver based on public benefits or income.9California Courts. FW-001 Request to Waive Court Fees After filing, a neutral third party must personally serve the papers on your spouse so they have notice and a chance to respond before the hearing. Once the judge issues an order, it’s a binding legal obligation, and ignoring it can lead to contempt of court.10California Legislative Information. California Code of Civil Procedure 1218
Taxes on Spousal Support
The tax treatment depends on when your agreement was executed, and California’s rules just changed. For any divorce or separation agreement executed after 2018, spousal support is not deductible by the payor and not taxable to the recipient on federal returns.11Internal Revenue Service. Topic No. 452, Alimony and Separate Maintenance Pre-2019 agreements that haven’t been modified still follow the old federal rules.
California didn’t follow the federal change in 2019. For years, the state kept letting the payor deduct support and required the recipient to report it. SB 711 ended that. For agreements executed on or after January 1, 2026, spousal support is no longer deductible by the payor and no longer included in the recipient’s income for California tax purposes.12Franchise Tax Board. Alimony Pre-2026 agreements that are modified after that date can opt into the new rules if the modification says so expressly. If you’re negotiating now, the payor’s after-tax cost is higher than it was under the old system, and that should feed into the number.
Collecting Support Through Wage Withholding
Once support is ordered, payments can be collected through a federal Income Withholding for Support order sent to the paying spouse’s employer. The employer must deduct the amount from each paycheck and forward it to the recipient.
Federal law caps the share of disposable earnings that can be garnished for support. Under the Consumer Credit Protection Act, the ceilings are:13Office of the Law Revision Counsel. 15 USC 1673 – Restriction on Garnishment
- 50% if the paying spouse is supporting another spouse or child
- 60% if there are no other dependents
- An additional 5% (raising the cap to 55% or 65%) when the withholding is enforcing arrears more than 12 weeks old
California can impose a lower cap but can’t exceed the federal maximums. Employers can’t fire or discipline a worker for being subject to a withholding order.
Changing an Order Later
Support orders aren’t permanent. Either spouse can ask the court to change the amount or duration by showing a material change in circumstances since the last order. Common triggers include a real income change, job loss, serious illness, or retirement. For marriages of long duration, the court’s continuing jurisdiction means modification stays available unless the parties agreed otherwise in writing.5California Legislative Information. California Family Code 4336
The spouse asking for the change carries the burden. A small raise isn’t enough. A layoff, a new degree that produces a real salary, or a serious illness is the kind of change courts act on. The process runs through the same filing and hearing procedure as the original request.
When Support Ends
Support automatically terminates when either spouse dies or when the supported spouse remarries. Registering a new domestic partnership counts the same as remarriage.14California Legislative Information. California Family Code 4326
Cohabitation is trickier. If the supported spouse moves in with a new romantic partner without marrying, California law creates a rebuttable presumption that their need for support has decreased.15California Legislative Information. California Family Code 4323 Cohabiting means a romantic partner sharing a home, not a roommate splitting rent. Even when cohabitation is shown, the supported spouse can try to rebut the presumption with evidence that actual financial need hasn’t changed. Shared social media, witness testimony, and financial records showing shared expenses all come into play.
Shorter marriages usually get a specific end date written into the original order. Longer marriages often don’t, and support runs until a later hearing establishes it should end. A Gavron warning from the original order gives the court a basis to cut support if the receiving spouse hasn’t made real progress toward supporting themselves.