Riverside County

Which office hears your case

Riverside — 3737 Main Street, Suite 300, (951) 782-4269.

Photo ID is required at the security desk — for everyone in your group — and if the district office’s floor reaches capacity, members of your party may be asked to wait in the ground-floor food court until your hearing has concluded. That is regular, not an edge case. Arrive early.

Parking: downtown meters and city lots; Market Street garage, first 90 minutes free — which will not cover a trial. Metrolink Riverside Line to Downtown Riverside station, about a mile away.

Riverside County has one district office, and it shares a metro area with San Bernardino County. The law lets a case be filed in the county where you live, where the injury happened — in a cumulative traumaCT — Cumulative trauma Injury from repeated exposure over time. The largest injury category in California and the least claimed. case, where the last injurious exposure was — or, if you have a lawyer, where your attorney’s principal place of business is. Your written consent is required, and if the attorney’s county is chosen, the employer has 30 days to object. A worker who lives in Perris and was hurt at a distribution center in Rialto, in San Bernardino County, can be heard in either county.

The DWCDWC Division of Workers’ Compensation, part of the Department of Industrial Relations. Administers the system. Information Services Center: 1-800-736-7401.’s ZIP code locator tells you which office normally serves an address. It is a convenience, not the rule — the statute is county-based.

A day in court in Riverside. The lobby opens at 8:00 a.m.; hearings run in two sessions, 8:30 to noon and 1:30 to 5:00, and cases are called in turn — plan on half a day, a full day for a trial. In-person filings go to the clerk’s office on the 3rd floor. Most conferences are now held by video — the link is on your hearing notice — but trials, expedited hearings and walk-throughs are in person. The Riverside office, in detail.

Who works here

By where people live, the American Community Survey (2020–2024) counts 1,113,874 employed residents in Riverside County:

For comparison, transportation and warehousing is 11.0% of employed residents in San Bernardino County.

By where the jobs are, the U.S. Bureau of Labor Statistics counted 847,900 jobs in the county in March 2026, up 0.9% in a year. Because Riverside and San Bernardino share a metro area, BLS’s metro-level industry figures cover both counties; the figures here are Riverside County’s alone.

What this county’s work does

A county with two distinct economies — inland logistics and agriculture — and the claims split along that line.

Warehouse and distribution · Truck and delivery driving · Staffing agency placements — and the law makes the client employer share liability where the agency failed to carry coverage.

Construction · Healthcare · Casino and gaming — where the tribal jurisdiction question has to be answered before anything is filed.

In 2024, Riverside County employers and insurers filed 40,203 first reports of occupational injury — 5.92% of California’s total (DWC, Workers’ Compensation Information System). Those are reports, not lawsuits; most never become an Appeals Board case.

Heat and pesticides

Outdoor work here runs against 8 CCR § 3395 — shade above 80°F, high-heat procedures at 95°F, with agriculture, construction, and landscaping among the named industries. Indoor packing and warehousing has been covered by § 3396 since July 23, 2024.

Indoors, § 3396 starts at 82°F with employees present, and its full requirements apply at 87°F, by temperature or heat index. Cal/OSHA’s July 21, 2026 heat warning named Riverside County among six Southern California counties under heat advisories, with triple-digit temperatures expected July 22–27.

There is no heat illness presumption in California. AB 1336 was vetoed on October 13, 2025. Causation has to be proved — but a regulatory violation is powerful evidence, and a documented failure to provide water, shade, or rest can support a § 4553 petition worth one-half of everything, paid by the employer personally. Twelve-month deadline. How.

And California requires pesticide use reporting, so there is frequently a public record of what was applied, where, and when — unusually good evidence in an exposure claim. Chemical exposure.

The state’s pesticide illness count: the Department of Pesticide Regulation’s most recent report, for 2023, links 52 illness cases in Riverside County to pesticide exposure — work and non-work combined; it does not split them by county. Statewide, 440 of 1,027 cases happened at work, and agricultural exposures were 271 of those 440.

Valley fever

Valley fever (coccidioidomycosis) is a lung infection from a fungus that lives in soil, breathed in with dust. The California Department of Public Health counted 465 confirmed cases in Riverside County in 2024, of 12,444 statewide (year-end report, confirmed cases only).

CDPH says construction workers and others who work outdoors are at risk, especially if they dig or disturb soil, operate heavy machinery, or work under windy conditions — and it names agricultural work among them. An infection caught that way at work is an occupational disease claim, and the § 5412 date of injuryDate of injury For a cumulative or occupational disease claim, the law sets it as when you first suffered disability and knew or should have known it was work-related — not when the wear began. Almost every deadline runs off this. — when you first had disability and knew, or should have known, that work caused it — starts the clocks. How the date of injury is set.

Languages

In Riverside County, 35.0% of residents five and older speak Spanish at home, 8,374 speak Korean, and 14.6% speak English less than “very well” (American Community Survey, 2020–2024).

You are entitled to an interpreter at no cost — at treatment, at medical-legal exams, at depositions, and at hearings. At a hearing, the claims administratorClaims administrator / adjuster The person handling your claim for the insurer or self-insured employer. pays, and if you have no lawyer, the defendant must arrange the interpreter. Your interpreter rights.

Immigration status does not affect eligibility for California workers’ compensation.

Free help in Riverside County

Information & Assistance, Riverside: (951) 782-4347. Free help with questions, forms and the steps of a claim. I&AI&A Information & Assistance officer. Free help with questions and forms at every district office. Underused. officers do not represent you — but for an accepted claim with a procedural question, they are often the right first call.

Disability Evaluation UnitDEU Disability Evaluation Unit. Produces formal ratings from medical reports., Riverside: (951) 782-4345. Where a medical report’s findings become a permanent disabilityPD Permanent Disability. Compensation for lasting impairment. A different and much lower weekly rate — 2026 maximum $290/week. rating.

Cal/OSHA, Riverside district office: 3737 Main St., Suite 201 — the same building — (951) 410-4250. Cal/OSHA enforces workplace safety; the DWC decides benefits. Unsafe work and your rights.

The DWC’s free workshops for injured workers run by Zoom at 3 p.m. — the first Friday of each month in English, the third Friday in Spanish. Registration is required.

What to do this week

• Get medical care, and say it happened at work. If heat or a spray made you sick, say so, and say where and when — the field, the crop, the building.
• Tell your employer in writing — a dated text or email — and keep a copy.
• File the DWC-1DWC-1 The claim form. Filing it starts the 90-day presumption and the $10,000 treatment obligation. claim form and keep proof of the date. That date starts the 90-day clock and the employer’s duty to authorize up to $10,000 in treatment while it decides.
• Write down who you worked for — all of them: the staffing agency or labor contractor, the warehouse or grower whose work you were doing, and the supervisor. The company that uses a contractor’s workers can share responsibility for workers’ compensation coverage.
• If you work at a tribal casino, get the jurisdiction question answered before anything is filed. Casino and gaming claims.

The first 72 hours, in order.

The deadlines that do not move

For a cumulative trauma claim or an occupational disease like valley fever, the date of injury is the § 5412 date — and the clocks run from there. Every deadline, counted from your date.