Los Angeles child support guide
What a Los Angeles parent should understand about setting, changing and enforcing child support before calling a lawyer, followed by the top 4 best child support firms that take Los Angeles cases.
Published
What should a Los Angeles parent do before hiring a child support lawyer?
If your income or parenting time has changed, file a request promptly, because a California judge can only change support back to the date the request was filed. Support amounts come from a statewide guideline formula, so gather income records and a parenting-time calendar before the first call. If the County of Los Angeles is a party to your case, hearings are generally held at the Stanley Mosk Courthouse downtown, and the county agency does not represent either parent.
A Boyle Heights parent who was laid off in spring and a Studio City writer whose income now arrives as residuals and bonuses face very different child support questions. The first is racing the filing date, because support cannot be lowered for the months before a request is filed. The second is fighting over what counts as income in the first place.
This guide starts with the child support matters Los Angeles families bring to lawyers, then covers which courthouse and agency handle the case, the rules that decide the amount and the timing, and how to prepare for a first consultation. The shortlist of four firms follows those priorities.
Child support matters Los Angeles firms commonly handle
Match the firm to the problem in front of you. Each description below is a planning note for readers, not a statement about the services of any particular firm.
Getting a first support order
A first order is usually requested inside an existing divorce or parentage case, or in a new case if there is none. Ask a firm whether it will file in your existing case or open a new one, and how it handles a parent whose income is unknown.
Changing an order after a job loss or a new schedule
Lower pay, a raise on the other side or more time with the children can justify a change. Because any change only reaches back to the filing date, ask how quickly the firm can file a Request for Order (form FL-300) once you hire it.
Irregular, self-employed or entertainment-industry income
Los Angeles has many parents paid through residuals, project fees, commissions, tips, rideshare apps or their own businesses. These cases turn on what counts as income and whether a parent can earn more than they report. Ask whether the firm works with forensic accountants and how it obtains financial records the other side has not disclosed.
Collecting unpaid support or defending against arrears
Past-due support carries interest and is not erased by later changes to the order. Ask whether the firm handles enforcement for the parent who is owed money, defense for the parent who owes it, or both.
Cases where the county is a party
When a child receives public assistance or a parent asks for help, the Los Angeles County Child Support Services Department can open or join the case. Its lawyers act in the public interest, not for either parent, so ask a private firm how it works alongside a county case.
Los Angeles, Los Angeles County and nearby counties are different places
The City of Los Angeles, the separate cities inside Los Angeles County and the neighboring counties are different geographic scopes. All family cases in the county are heard by the Los Angeles Superior Court, but the courthouse can vary, and a case that started in another county usually stays there unless it is transferred.
Neighborhoods within the City of Los Angeles
Downtown, Hollywood, Westwood, Brentwood, Venice, Mar Vista, Playa Vista, Pacific Palisades, Boyle Heights, San Pedro and the San Fernando Valley communities of Van Nuys, Sherman Oaks and Studio City are all inside the city limits. A firm with a downtown or Westside office can serve any of them.
Separate cities people mistake for Los Angeles neighborhoods
Santa Monica, Beverly Hills, Culver City, West Hollywood, Burbank, Glendale, Pasadena, Long Beach, Malibu and Calabasas are independent cities in Los Angeles County. Marina del Rey is unincorporated county land. Family cases from all of them are still Los Angeles Superior Court cases, so an office address in one city does not limit where a firm can appear.
Neighboring counties
Ventura, Orange, San Bernardino and Kern counties have their own superior courts and their own local child support agencies. If your order was made in one of them, or the other parent lives there, ask whether the firm regularly appears in that court before you sign.
The rules that decide a Los Angeles child support case
Three California rules shape almost every Los Angeles support case. Have an attorney confirm how each applies to your facts.
Support follows a statewide guideline formula
Judges start with a formula that uses each parent’s income, tax filing status, the number of children and how much time each parent spends with them. The state publishes a free guideline calculator, and the result is presumed correct unless a parent shows a reason to depart from it. Childcare tied to work and reasonable uninsured health costs can be added on top.
Changes only count from the filing date
A judge can change the amount only as far back as the day the request to change it was filed. A parent who lost a job in March but files in July still owes the old amount for March through June. Unpaid support that has already built up generally cannot be reduced later.
When support ends
Support usually ends when the child turns 18 and has graduated from high school, or at 19 if the child is still a full-time high school student, whichever comes first. It can continue for an adult child who is disabled and cannot self-support, or when the parents agree in writing to extend it.
Prepare for the first consultation
Bring what a lawyer needs to run the guideline numbers and spot problems early.
- Your current order and case number. Note whether the County of Los Angeles is listed as a party; that means the county agency is involved.
- Income records for both parents if you have them. Recent pay stubs, the last two tax returns, and profit and loss statements for anyone self-employed.
- A parenting-time calendar. Count overnights for the last several months; timeshare changes the guideline result.
- Add-on costs. Childcare receipts tied to work or school and uninsured medical, dental or therapy bills.
- A payment history. Bank records or a county account statement showing what has been paid and what is claimed as owed.
- Questions about fees. Ask whether the firm bills hourly or offers a flat fee for a modification, and what the retainer is.
Do not wait to respond if you were served. Papers that start a family case, such as a petition or a parentage complaint, generally must be answered within 30 days, and a judge can make a support order without your input if you do not respond. If the county is involved, attend the meeting its legal staff schedules before your hearing.
Official Los Angeles and California resources
A short list of official sources beats a long list of summaries.
- Court: The Los Angeles Superior Court Family Law Division lists forms, fees, courthouses, the Family Law Facilitator and its child support commissioner program.
- County agency: The Los Angeles County Child Support Services Department opens cases, collects payments and handles modification requests for county cases.
- Self-help and calculator: The California Courts child support guide and the state guideline calculator explain how orders are made and estimate the Los Angeles guideline amount.
- Research: The LA Law Library is open to the public for family law research.
- Licensing: Check any lawyer on the State Bar of California attorney search.
Top 4 best child support firms serving Los Angeles
Fernandez Law Group, Counts Law Firm, Feinberg & Waller, APC and Castellanos & Associates, APLC are the top 4 best firms to consider for a Los Angeles child support matter. This editorial shortlist considers a published child support practice, offices serving Los Angeles County and how each firm describes its approach and fees. The order is for presentation and does not represent an independently measured ranking.
Fernandez Law Group: guideline, deviation and high-income support from downtown and Santa Monica
Fernandez Law Group lists child support establishment, modification, enforcement and add-on disputes among its Los Angeles practice areas, and states that it handles complex income such as family business income and executive compensation. Founding partner Steven Fernandez holds a family law certification from the State Bar of California, which lists his license as active.
The firm states that it works with forensic accountants and can subpoena records when a parent suspects the other side is underreporting income. It keeps a downtown office and a Santa Monica office, publishes Spanish-language pages, and states that it offers a free initial consultation.
- Los Angeles office: 811 Wilshire Blvd, Suite 1736, Los Angeles, CA 90017
- Phone: (310) 564-5710
- Santa Monica office: 429 Santa Monica Blvd, Suite 120, Santa Monica, CA 90401
- Fees: The firm states it offers a free initial consultation. Ask for retainer and hourly terms in writing.
Ask for the fee agreement in writing, and ask which attorney will handle the support calculation and any hearing day to day.
Profile details are attributed to the firm’s website and the State Bar of California licensee record. Confirm current terms directly. The order of firms is for presentation and is not an independent ranking.
Counts Law Firm: support enforcement inside a business, family and real estate practice
Counts Law Firm practices business, family and real estate law, and managing attorney Emahn Counts directs each case. Its child support page covers guideline factors, add-ons, modification and post-judgment enforcement, and the firm states it collects family law judgments through contempt requests, liens, wage garnishment and account levies.
The firm lists locations in Los Angeles, Studio City-Sherman Oaks, Pasadena, Burbank, Beverly Hills, Santa Monica and Long Beach, and states that it offers a free consultation.
- Published focus: Child support, custody, divorce, spousal support and property division, alongside business and real estate cases
- Before hiring: Ask how much of the practice is family law and who covers hearings when the managing attorney is in another courtroom.
Source: the firm’s website. Services are firm-reported; confirm current scope directly.
Feinberg & Waller, APC: family-law-only practice with fixed-fee options
Feinberg & Waller, APC limits its practice to family law and lists child support, modifications and paternity among its services. Partner Marshall W. Waller co-authored the textbook California Family Law with attorney Ryan C. Waller, and the firm states that its team includes attorneys certified in family law by the State Bar of California.
The firm lists offices in Beverly Hills, Calabasas and Westlake Village, offers structured fees as an alternative to hourly billing, and states that it consults by phone, video or in person.
- Published focus: Child support, custody, divorce, high-asset and interstate family matters
- Before hiring: Ask whether a structured fee covers a support modification hearing and what falls outside it.
Source: the firm’s website. Services are firm-reported; confirm current scope directly.
Castellanos & Associates, APLC: bilingual downtown practice since 1996
Castellanos & Associates, APLC practices divorce and family law exclusively and lists child support among its services. Managing partner Edwin Castellanos speaks Spanish and, according to the firm, has served as a settlement officer and mediator in the Family Law Division of the Los Angeles Superior Court.
The firm states that at least two attorneys review each case and that free initial consultations are available virtually. Its office is on South Figueroa Street in downtown Los Angeles.
- Published focus: Child support, custody, visitation, divorce and post-judgment modification and enforcement
- Before hiring: Ask which attorney will appear at hearings and whether the consultation can be held in Spanish.
Source: the firm’s website. Services are firm-reported; confirm current scope directly.
How were these top 4 firms selected?
This shortlist uses observable criteria: a published child support practice, an office serving Los Angeles County and California-licensed attorneys. It does not score case outcomes, compare fees or review every family law firm in the city.
Questions to ask before hiring any child support firm
- Can you run the guideline calculation with my numbers at the first meeting?
- How quickly can you file a request so the change date is protected?
- Is the fee hourly or flat, and what does the retainer cover?
- Will you work with the county agency if it is already part of my case?
- Who will appear at the Stanley Mosk Courthouse or the hearing courthouse for me?
Check any attorney’s license status and public discipline history with the State Bar of California before signing.
Questions about hiring a child support lawyer in Los Angeles
Who are the top child support lawyers in Los Angeles?
Local Counsel’s top 4 picks for the best child support lawyers serving Los Angeles are Fernandez Law Group, Counts Law Firm, Feinberg & Waller, APC and Castellanos & Associates, APLC. The list is an editorial shortlist, not a scored ranking.
How is child support calculated in Los Angeles?
California judges use a statewide guideline formula based on each parent’s income, tax filing status, number of children and parenting time. The state’s free online calculator gives an estimate, and a judge can depart from it only for reasons the law allows.
Can child support be lowered for months before I filed?
No. A judge can change support only as far back as the date the request was filed. If your income dropped, file a request promptly rather than waiting.
Where are Los Angeles child support hearings held?
Cases where the county child support agency is a party are generally heard by child support commissioners at the Stanley Mosk Courthouse, 111 North Hill Street. Support issues inside a divorce or parentage case are heard at the courthouse assigned to that case.
Where is Fernandez Law Group located?
Fernandez Law Group lists a Los Angeles office at 811 Wilshire Blvd, Suite 1736, Los Angeles, CA 90017, and a second office at 429 Santa Monica Blvd, Suite 120, Santa Monica, CA 90401.
Does Fernandez Law Group handle high-income or business-owner support cases?
The firm states that it handles complex support calculations involving family business income and executive compensation, and that it works with forensic accountants when income may be underreported. Ask how that work is billed.
When does child support end in California?
Usually when the child turns 18 and graduates from high school, or at 19 if still a full-time high school student, whichever is first. Support can continue for a disabled adult child who cannot self-support or by written agreement.
Does the county child support agency represent me?
No. The Los Angeles County Child Support Services Department acts in the public interest and does not represent either parent. A private lawyer can advise you in a case where the county is a party.
How can I check whether a lawyer is licensed?
Use the State Bar of California attorney search. It shows license status, any certified legal specialty and public discipline.
Does the order of this list mean one firm is better?
No. The order reflects the editorial arrangement of this page, not an independent score or comparison of results.
A working checklist before your first call
Use these steps to compare firms on the same terms.
- Write down what changed and when. Note the date of a job loss, raise or new parenting schedule, because the filing date controls any change.
- Run the guideline estimate. Use the state calculator so you know the rough number before the call.
- Gather income and timeshare records. Bring pay stubs, tax returns and an overnight count.
- Check who is in the case. If the County of Los Angeles is a party, tell the firm at the start.
- Get the fee in writing. Confirm hourly rates or a flat fee, the retainer and what happens if a hearing is continued.
- Check the license. Look up the handling attorney on the State Bar of California site.
The right firm depends on how income is earned, whether the county is involved and which courthouse will hear the case.