Guide8 min readby Noah Stegman

California Workers' Comp: A Small Business Guide

California requires workers' comp for any business with one employee. Here's what it covers, what it costs, and what happens when someone gets hurt.

Small business owner reviewing a workers' compensation insurance policy at their restaurant

A line cook at a taco shop in Anaheim slips on a wet floor and breaks his wrist. A salon employee in Irvine burns her hand on a curling iron. A retail stock clerk in Huntington Beach strains his back lifting boxes.

These things happen every week in Orange County small businesses. When they do, the question is not whether you feel bad for the employee. The question is whether you have workers' compensation insurance. If you do not, you are looking at a criminal offense, a potential six-figure fine, and full liability for every medical bill and lost wage that follows.

Here is what you need to know.

What Workers' Comp Actually Is

Workers' compensation is no-fault insurance. When an employee gets hurt at work, it covers their medical bills and a portion of their lost wages while they recover, and in return they give up the right to sue you directly for negligence.

That last part is important. Without workers' comp, an injured employee can take you to civil court. With it, the system processes their claim through insurance and everyone moves on.

California runs one of the most employee-friendly workers' comp systems in the country. Claims are handled through the Division of Workers' Compensation at the California Department of Industrial Relations. Understanding the basics protects both you and your team.

It Is Required for Every Business With One Employee

Under California Labor Code Section 3700, if you have even one employee, you are required to carry workers' compensation coverage. This includes:

  • Full-time employees
  • Part-time employees
  • Seasonal workers
  • Employees you pay hourly
  • Family members on your payroll

The law does not care if someone works two shifts a week or forty. If you are paying them as an employee, they need to be covered.

Independent contractors are a different story, but be careful here. Misclassifying an employee as a contractor is one of the most common and expensive mistakes small business owners make in California. If you are unsure how to classify a worker, review the rules around California AB5 and worker classification before you make a call.

What It Covers

A standard California workers' comp policy covers four things:

Medical treatment. All necessary and reasonable medical care related to a workplace injury. This includes emergency room visits, surgeries, physical therapy, prescriptions, and specialist referrals.

Temporary disability. If an employee cannot work while recovering, they receive about two-thirds of their average weekly wage, up to a state maximum. In 2026, the maximum is $1,619.15 per week for temporary total disability.

Permanent disability. If an injury leaves a lasting impairment, the employee may receive ongoing payments based on the degree of disability.

Vocational rehabilitation. If the employee cannot return to their previous job, they may receive job retraining assistance.

Workers' comp does not cover injuries that happen outside of work, injuries caused intentionally by the employee, or injuries that happen when an employee is significantly intoxicated.

What It Costs

The average California workers' comp policy for a small business runs about $63 per month, or $756 per year. For restaurant and food service businesses, the average is similar, around $62 per month.

The actual cost depends on a few factors:

Your industry class code. The state assigns class codes based on what your workers actually do. A restaurant kitchen carries higher risk than a bookkeeping office, so premiums are higher. Common codes for Orange County small businesses include food service, retail trade, and personal services.

Your payroll. Workers' comp is priced as a rate per $100 of payroll. The statewide average is about $1.56 per $100. So a restaurant with $200,000 in annual payroll might pay roughly $3,100 per year before adjustments.

Your experience modification rate (EMR or "mod rate"). After three years in business, your rate gets adjusted up or down based on your actual claims history. If you have had several claims, your mod rate goes above 1.0 and you pay more. If you have had few claims, your mod rate goes below 1.0 and you pay less. New businesses start at 1.0.

Where you buy it. See the next section.

Where to Buy Workers' Comp in California

You have three options.

Private insurers. Companies like The Hartford, Employers, State Farm, ICW Group, and many others sell workers' comp in California. Compare quotes through a licensed commercial insurance broker. Rates between carriers can vary significantly for the same business.

The State Compensation Insurance Fund (State Fund or SCIF). This is California's public insurer. Any employer can buy coverage from State Fund, and they also serve as the carrier of last resort for businesses that private carriers have declined. State Fund is often a good option for new businesses without a claims history or for industries private carriers consider high-risk. You can apply directly or through a broker.

Self-insurance. Large employers can self-insure, but you need to be in business at least three years, have strong financials, and get approved by the state. This is rarely an option for small businesses.

The easiest path for most small business owners is to work with a commercial insurance broker who can pull quotes from multiple carriers. For a restaurant or salon in Orange County, you can usually get covered within 24 to 48 hours.

What Happens When Someone Gets Hurt

This is where many small business owners make costly mistakes. Here is the correct sequence.

Step 1: Get the employee medical care. If it is serious, call 911. For non-emergency injuries, direct them to an employer-authorized medical provider. Your insurer will give you a list of approved providers when you buy your policy. You can also post this list in your break room as part of your required notices.

Step 2: Provide the DWC-1 claim form. California law requires you to give the injured employee a workers' comp claim form (DWC-1) within one business day of learning about the injury. The employee fills out their section and returns it to you. You then forward it to your insurance carrier and authorize initial medical treatment within one working day.

Step 3: Report to Cal/OSHA if required. Serious injuries (defined as hospitalization, amputation, or loss of an eye) must be reported to Cal/OSHA within eight hours. Fatalities must be reported immediately. For minor injuries that are treated on-site, no Cal/OSHA report is required.

Step 4: Document everything. Write down what happened, who witnessed it, what the employee said, and what treatment was provided. This documentation protects you if the claim is disputed later.

Step 5: File the employer's report. Within five days of learning about an injury, you must file an Employer's Report of Occupational Injury (Form 5020) with your insurer.

Your insurer then has 90 days to accept or deny the claim.

The Penalties for Not Having Coverage

This is where people find out the hard way. Operating without workers' comp in California is a criminal offense. The consequences include:

  • A fine of up to $10,000 (and up to $100,000 in some cases)
  • Up to one year in county jail
  • A stop order from the state labor commissioner, which means you cannot use employee labor until coverage is secured
  • Full personal liability for all medical expenses and lost wages if an employee is injured while you are uninsured
  • A DLSE fine equal to twice what you would have paid in premiums, or $1,500 per employee per period, whichever is greater

For a restaurant with 10 employees, that last penalty alone could run to $15,000 or more. And that does not include the actual medical bills.

If an uninsured employee gets seriously hurt, you are paying out of pocket. In California, a single back surgery can cost $80,000 to $150,000. A workers' comp policy at $756 a year suddenly looks very cheap.

How to Reduce Your Costs Over Time

The best way to lower your workers' comp costs is to reduce the number and severity of claims. Here are a few things that actually move the needle:

Set up a return-to-work program. If an injured employee can do light duty while they recover, offer it. Employees on modified duty cost the system less than employees sitting at home on temporary disability. Lower costs mean a better mod rate next renewal.

Train employees on safety from day one. Slips, lifting injuries, and burns are the most common claims in restaurants and retail. A strong onboarding process that covers safety protocols, proper lifting technique, and wet floor procedures can prevent many of these. Put it in your employee handbook too.

Use pre-hire screening to avoid high-risk fits. Someone who misrepresents their physical capabilities during hiring and then gets hurt doing something they said they could handle is a real pattern. Asking clear questions about physical requirements during the hiring process helps. Interview questions for hourly workers can be a good place to start.

Review your payroll classification regularly. If a worker's duties change and they are still coded for a higher-risk job class, you are overpaying. Ask your broker to review your class codes every year.

Shop your coverage every two years. Rates change. Your mod rate changes. Carriers enter and exit markets. Getting a competing quote when your policy renews takes about an hour and can save you hundreds of dollars.

What Goes in Your Required Notices

California requires you to post specific notices about workers' comp in a place your employees can see them. This typically includes:

  • Your insurance carrier's name and contact information
  • The name of your authorized medical provider network (MPN)
  • Information about the employee's rights and how to report an injury

When you buy a policy, your insurer will provide the required posting materials. Make sure they are actually posted and not sitting in a drawer. California new hire paperwork also requires you to give each new employee written information about workers' comp when they start.

One More Thing About Hiring

There is a connection between how carefully you hire and how many workers' comp claims you file. Employees who are not a good fit for the physical demands of a role, or who have unclear expectations about the job from the start, are more likely to get hurt and more likely to file claims.

Better screening at the hiring stage helps. Tools like My Friendly Staff let you ask role-specific questions during the initial phone screen, before you spend time on in-person interviews. If the job requires standing for eight-hour shifts or lifting boxes over 40 pounds, you can ask about that upfront.

Understanding the true cost of hiring in California means factoring in not just salary but insurance costs, comp risk, and the cost of turnover. Workers' comp is one of the line items every small business owner needs to understand, not just hand off to a broker and forget.

The Short Version

California requires workers' comp for every business with one or more employees. A typical policy costs under $100 per month and covers medical bills, lost wages, and disability. If an employee gets hurt, provide a DWC-1 form within one business day and authorize treatment. If you skip coverage, the state can fine you, shut you down, and make you personally liable for every medical bill.

Get covered if you are not already. If you are covered, review your policy this year to make sure your class codes are accurate and your rate is competitive. Workers' comp is one of those things you never think about until you really need it, and by then it is too late to wish you had taken care of it.

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