How to Prepare for Mediation in California

To prepare for divorce mediation, you need to do three things: gather complete financial documentation, define your priorities and non-negotiables, and learn enough about California family law to make informed decisions during sessions. The more thorough your preparation, the more productive your mediation will be, and the lower your overall costs will end up being.

Couples who walk into mediation unprepared often spend their first one or two sessions just figuring out what they own, what they owe, and what they actually want. That is expensive billable time being used for homework that could have been done at home for free. This guide walks through exactly how to prepare for divorce mediation in California: what documents to gather, how to think through your priorities, what to expect from the process, and how to get the most out of every session.

Step 1: Gather Your Financial Records Before Mediation

The single most important part of mediation preparation is having a complete, accurate picture of your finances. California requires both spouses to exchange full financial disclosures (typically using forms FL-142 (Schedule of Assets and Debts) and FL-150 (Income and Expense Declaration)) before any agreement can be finalized. The earlier you gather this information, the smoother every other part of the process becomes.

Assets to Document

• Real estate. Deeds, mortgage statements, recent appraisals or market valuations, property tax statements, HELOC documents, and lease agreements if any property is rented out.
• Bank accounts. Statements for all checking, savings, and CD accounts (joint and separate), including any closed accounts from the past few years.
• Retirement and investment accounts. 401(k), 403(b), IRA, Roth IRA, pension benefit statements, brokerage accounts, stock options, restricted stock, and annuity contracts.
• Business interests. Ownership records, partnership agreements, business tax returns for the past 3 to 5 years, and any business valuations or appraisals.
• Vehicles. Titles, loan or lease agreements, and current Kelley Blue Book or similar valuations.
• Personal property. Appraisals for jewelry, artwork, collectibles, and any high-value household items.
• Other financial interests. Trust documents, inheritance records, intellectual property, and any timeshares or unusual holdings.

Debts to Document

• Mortgage and HELOC statements
• Credit card statements (personal and joint)
• Auto loans and other secured loans
• Student loans (federal and private)
• Personal loans and lines of credit
• Medical bills with outstanding balances
• Tax debts (federal, state, or property)
• Business debts or guarantees
• Credit reports from all three bureaus to catch anything you might have forgotten

Income and Expense Documentation

• Pay stubs (last 3 to 6 months)
• Tax returns (federal and state, last 2 to 3 years)
• 1099s if self-employed
• Profit and loss statements for any business
• A monthly budget showing your actual cost of living
• Documentation of any disability, unemployment, Social Security, or pension income

This is a lot of paper. Most couples take two to four weeks to gather everything, especially if accounts have been forgotten or documents need to be requested. Start now, even if you are months away from your first mediation session. Our Complete Guide to Divorce Mediation includes a comprehensive document checklist organized by category, which is the easiest way to make sure nothing gets missed.

Step 2: Define Your Priorities Before the First Session

Mediation works best when you walk in knowing what matters most to you, what you are willing to compromise on, and what you absolutely will not give up. Without that clarity, every issue feels equally important, which makes negotiation harder and slower.

Before your first mediation session, sit down (alone, not with your spouse) and answer these questions for yourself:

• What are your top three to five must-haves? These are the things you would walk away from mediation over. Examples: keeping your kids in their current school, retaining your retirement account, staying in the family home until the kids graduate.
• What are you willing to trade? If you give up something to get something else, what are the trades you are open to? (Trading equity in the house for a larger share of retirement is a common one.)
• What does a “successful” outcome look like to you? Be specific. “A fair divorce” is not specific. “Equal parenting time, full ownership of my retirement account, and no spousal support obligation” is specific.
• What does your post-divorce life look like in one to two years? Where do you live? What does your work look like? What is your budget? Where do the kids spend their time? Imagining this concretely helps you negotiate toward the future you actually want.
• What boundaries do you need with your spouse going forward? Communication style, frequency, channels, exchange logistics. The more specifically you can describe what you need, the more likely the agreement will support it.

This kind of self-reflection is hard but essential. Mediators often see clients struggle most when they have not done this work and end up making decisions during sessions based on whatever feels least bad in the moment. The full Pre-Mediation Worksheet in our downloadable guide has eleven structured questions to help you think this through systematically before your first session.

Step 3: Understand the California Legal Framework

You do not need to become a family law expert to prepare for divorce mediation, but understanding the basics helps you negotiate from a position of knowledge rather than guesswork. Here are the key concepts that will come up.

Community Property and Separate Property

California is a community property state. Most assets and debts acquired during the marriage are presumed to belong equally to both spouses, regardless of whose name they are in. Anything acquired before the marriage, after the date of separation, or by gift or inheritance is generally separate property.

The reality is messier than that summary suggests. Property can become mixed (separate funds used for a down payment combined with community income paying the mortgage), and the date of separation itself can be disputed. These nuances often require legal analysis, which is one of the reasons working with an attorney-mediator who is licensed to practice California family law has real value.

Spousal Support Factors

California courts do not use a fixed formula for long-term spousal support. Under Family Code Section 4320, judges weigh factors including each spouse’s earning capacity, the marital standard of living, the length of the marriage, age and health, and what each person can realistically afford. Knowing these factors helps you frame your support discussion in language the law recognizes.

Child Support Guidelines

Unlike spousal support, child support in California is calculated using a state-mandated formula based on income, parenting time, and certain deductions. Even if both spouses agree on a different number, the court has independent authority to ensure the agreement meets at least guideline levels. The California Child Support Guideline Calculator gives you a starting estimate.

Custody and the Best Interests Standard

Custody arrangements must serve the child’s best interests under California law. Courts will reject custody provisions that endanger the child or violate public policy, and any attempt to make custody non-modifiable is unenforceable. Knowing this in advance helps you avoid pushing for terms that will not survive court approval.

The Six-Month Waiting Period

California requires a minimum six-month waiting period from the date the divorce petition is served before a divorce can be finalized, even if you and your spouse reach full agreement in mediation in your first month. Mediation does not change this timeline, but it does mean you can use the waiting period productively to handle paperwork, transitions, and any QDROs needed for retirement account divisions.

Step 4: Prepare for the Emotional Side of Divorce Mediation

Mediation is a legal process, but it is also an emotional one. Walking in with the right mindset matters as much as walking in with the right paperwork.

• Practice neutral, non-blaming communication. Mediators are skilled at de-escalating, but the more you can stay focused on solutions rather than past grievances, the faster the process moves.
• Decide ahead of time how you will handle hot-button topics. If certain subjects reliably trigger you, plan for how you will respond. “I need a moment” is a perfectly valid mediation tool.
• Consider individual therapy or a divorce coach. Many mediation clients work with a therapist or coach in parallel, separate from the mediation itself, to process emotions outside the negotiation room.
• Get sleep, eat real food, and treat session days as serious work. Decisions made when you are exhausted, hungry, or distracted tend to be the ones you regret.

Step 5: Decide How You Will Use Legal Counsel

Even though mediation is designed to reduce reliance on attorneys, you should still have your own lawyer review the final agreement before signing. Beyond that, you have options for how involved your attorney will be.

• Review-only. Your attorney reviews the final Marital Settlement Agreement before you sign. Cheapest option, often $500 to $2,500.
• Behind-the-scenes consulting. Your attorney advises you between sessions but does not attend them. Good middle ground for moderate-complexity cases.
• Attorney in the room. Your attorney attends mediation sessions with you. Most expensive but useful in complex or higher-conflict cases.

Decide which level of involvement you want before mediation begins, and discuss it with your prospective attorney. Many California family law attorneys offer limited-scope representation specifically for mediation support, which keeps costs predictable.

Special Considerations: Custody, Child Support, and Spousal Support

If your divorce involves children or significant income disparity, the preparation work above branches into a few additional areas.

If Children Are Involved

Come prepared with a draft parenting plan that addresses weekday and weekend schedules, holidays, school breaks, summer arrangements, exchange logistics, communication between parents, and how decisions about education and healthcare will be made. Bring records demonstrating your involvement (school documents, medical appointments, daily caregiving routines) and focus your mediation discussions on what serves your children, not on criticizing the other parent.

If Child Support Will Be at Issue

Run the California guideline calculator for a few different parenting time scenarios so you understand the financial implications of different custody schedules. Document all child-related expenses: childcare, education, healthcare, extracurriculars, transportation. Be prepared to discuss how mandatory and discretionary add-ons (such as work-related childcare and unreimbursed medical costs under Family Code Section 4062) will be split between parents.

If Spousal Support Will Be Discussed

Document the marital standard of living with budgets, bills, and lifestyle records. Prepare both a “current” budget and a “post-divorce” budget showing what you realistically need going forward. If you contributed to your spouse’s career or education in ways that affected your own earning potential, document those contributions. Be ready to discuss duration honestly, including any expectation about returning to the workforce or reaching a self-supporting income level.

A Final Word on Preparing for Divorce Mediation

The couples who get the most out of mediation are the ones who treat preparation seriously. They gather their documents, think through priorities, and learn enough about California law to negotiate from knowledge. They also show up rested, emotionally regulated, and ready to work. The result is faster mediation, lower costs, and agreements that actually fit their lives.

For a structured, step-by-step preparation system including all the worksheets and document checklists referenced above, download our Complete Guide to Divorce Mediation.