California · Workers' Compensation
Civil Recovery From an Outside Party Under Labor Code 3852
Hurt at work? Workers' comp pays for medical care and part of your lost pay while you heal. A free call tells you where you stand.
Eman Yazdchi, Esq., Certified Specialist in Workers' Compensation Law, California Board of Legal Specialization, State Bar of California.

California Board of Legal Specialization, State Bar of California

California Board of Legal Specialization, State Bar of California
- 14+
- Years of Practice
- 500+
- Cases handled over 14+ years
- $7M+
- Recovered over 14+ years
- 3
- Languages: English, Español, Farsi
Past results do not guarantee, warrant, or predict future cases. Each case is different and results depend on specific facts and circumstances.

By Eman Yazdchi, Esq. · Certified Specialist in Workers' Compensation Law, California Board of Legal Specialization, State Bar of California · Cal Bar #285231
This statute is part of the California workers' compensation framework. The practical effect depends on the claim facts, medical record, and parties involved.
What a Third-Party Claim Is
A third-party claim is a claim against someone outside the employment relationship. Examples can include another driver, a property owner, a product maker, a subcontractor, or another company at the worksite.
The worker may still have a comp claim. Workers compensation can cover medical care and disability benefits. The separate claim may address harm caused by the outside party.
The two claims can affect each other. Payments, liens, credits, and settlement terms need careful review.
Examples After Work Injuries
A delivery driver may be hit by another driver while on a route. A construction worker may be hurt by a subcontractor's equipment. A warehouse worker may be injured by a defective machine.
In each example, the comp case and the outside-party case need different proof. The worker should save all facts about who caused the event and who controlled the location or equipment.
Records That Help
Save the claim form, denial letter, benefit notices, medical reports, and work-status slips. Keep the names of supervisors, witnesses, adjusters, and any outside companies involved.
Use a short timeline. List the injury date, report date, first treatment date, first missed work date, and each claim decision. Short notes are better than trying to remember everything later.
Ask for important answers in writing. Letters and emails are easier to use than memory. They also help show delay, confusion, or a wrong reason for denial.
Why Timing Matters
Evidence can disappear quickly. Video may be deleted. Equipment may be repaired. Witnesses may leave the jobsite. Photos and names should be gathered early.
The worker should also track comp benefits paid. Those amounts may matter if there is a third-party recovery later.
Coordination Issues
Do not settle one claim without checking how it affects the other. A settlement can change lien rights, credit issues, or future benefit disputes.
Clear written terms help avoid later confusion. The worker should keep every settlement draft, lien letter, and benefit printout.
How to Protect Evidence
Write down the names of all companies at the site. Save photos of vehicles, machines, floors, tools, labels, and warning signs. If video may exist, note where the cameras were located.
Ask witnesses for names and contact information. A short note taken early may matter later if people leave the job.
Medical and Benefit Records
Save comp benefit notices, medical bills, and treatment records. These papers can affect lien and reimbursement issues if a separate recovery happens.
Keep settlement letters and lien letters together. They should be reviewed before any release is signed.
When to Get Help
Get help when the claim path is unclear, when more than one company is involved, or when settlement papers mention liens, credits, or reimbursement. These issues can change what the worker receives and what benefits remain open.
Get help if the employer will not identify coverage, if a carrier denies the policy, or if an outside insurer asks for a recorded statement. A short review can prevent avoidable mistakes.
Bring a complete file to the review. Include medical notes, work records, claim letters, wage proof, photos, and the names of people who saw what happened.
If an outside insurer contacts you, save the letter and claim number. Do not let that contact replace the workers compensation injury report.
Results in cases like this
Every case is different. Past results do not guarantee, warrant, or predict a similar outcome.
$5,000,000
Catastrophic spinal cord injury
$1,500,000
Cervical spine injury
$425,000
Slip and fall accident
Find Out What Your Case May Be Worth
Two minutes. No fee unless we win; costs may apply.
Question 1 of 5
What type of injury do you have?
Not ready to fill this out? Just call (661) 273-1780 and we’ll ask the same questions by phone.
Free Consultation
Call or send the short form. We review your case, explain your rights, and outline your options. Free, no obligation.
We Build Your Case
We gather medical evidence, handle the insurance company, and file all the workers' comp court (WCAB) paperwork for you.
We Pursue Every Benefit
Medical care, lost wages, and permanent disability benefits. No fee unless we win your case; costs may apply.
California WCAB Context
These disputes can arise in California WCAB cases when benefit rights, liens, claim parties, coverage, or settlement terms are contested. Venue and filing details depend on the claim record.
How Yazdchi Law Reviews outside-party recovery
Yazdchi Law reviews the claim form, injury report, medical records, letters from the insurer, and any WCAB filings. The review looks for missing parties, deadline issues, and proof that should be gathered before a hearing.
Eman Yazdchi is a Certified Specialist in Workers' Compensation Law, California Board of Legal Specialization, State Bar of California. For a California workers' compensation consultation, call (661) 273-1780.
Injured at work? Talk it through for free.
Most claims must be filed within one year under Labor Code section 5405. A free call tells you where your clock stands.
Frequently Asked Questions
Does this statute decide the whole claim?
No. It is one rule in a larger workers compensation system. The worker still needs facts, medical records, and the right claim procedure.
What should I save first?
Save the injury report, claim form, medical records, denial letters, benefit notices, and names of witnesses or claim contacts.
Can the issue affect settlement?
Yes. Coverage, liens, third-party recovery, or claim procedure can affect settlement terms and timing.
Should I ask for decisions in writing?
Yes. Written decisions are easier to review and use than verbal comments.
Can this issue go before the WCAB?
Many disputes tied to these rules can be raised in the workers compensation system. The proper filing depends on the facts.
When should I call a lawyer?
Call when a claim is denied, coverage is unclear, a third party is involved, or settlement papers mention liens or credits.
Last reviewed by Eman Yazdchi, Esq., June 2026.
Free case evaluation
Get your free case evaluation
Three fields. We respond within one business day.
Talk to a Certified Specialist
Certified Specialist in Workers' Compensation Law, California Board of Legal Specialization, State Bar of California.
Takes 30 seconds. No obligation.
A fighting force both consistent and compassionate on a scale’s a 5 all around.
Very thankful for everything they did for us. Always responsive, reassured us every step of the way and obtained a great result.
Client testimonials. Testimonials are not a guarantee, warranty, or prediction of the outcome of your case.