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California WARN Act Notice Requirements and 2026 Changes

Jurisdiction:California

The California WARN Act generally requires 60 days' written notice before a covered mass layoff, closure, or relocation.

If you received a California WARN notice or lost your job without one, check the establishment's size, your length of service, and the timing of the job losses. This guide explains when notice is required, what it must include in 2026, and how exceptions or payments may affect your rights.



1. Does Your Job Loss Trigger the Notice Requirement?


Diagram: Three coverage tests distinguish the 75-person establishment threshold, employee tenure, and the 50-person mass layoff threshold from closures or relocations.
Diagram: Three coverage tests distinguish the 75-person establishment threshold, employee tenure, and the 50-person mass layoff threshold from closures or relocations.

Start with the establishment where the job losses occurred and the action the employer took. Companywide headcount and the number of people dismissed on your last day may tell only part of the story.


Business Size and Employee Eligibility Are Different Tests

A covered establishment is an industrial or commercial facility, or part of one, that employs or employed at least 75 people during the preceding 12 months. Full-time and part-time workers can count toward establishment coverage.

The statute separately defines an employee as someone employed for at least six months of the 12 months before notice is required. That requirement matters when identifying qualifying employees and counting a mass layoff.

EventGeneral Trigger at a Covered Establishment
Mass layoffAt least 50 qualifying employees separated for lack of funds or work within any 30-day period
RelocationMoving all or substantially all operations at least 100 miles
TerminationEnding or substantially ending industrial or commercial operations

Mass layoff

  • General Trigger at a Covered EstablishmentAt least 50 qualifying employees separated for lack of funds or work within any 30-day period

Relocation

  • General Trigger at a Covered EstablishmentMoving all or substantially all operations at least 100 miles

Termination

  • General Trigger at a Covered EstablishmentEnding or substantially ending industrial or commercial operations

The 50-person threshold concerns mass layoffs. A covered closure or relocation does not require 50 dismissals.

Count Job Losses Across the Relevant Period

When evaluating a mass layoff in California, look beyond a single announcement. Several rounds within a 30-day period may collectively reach the threshold.

Record the separation dates and affected positions. Also distinguish the employer's announcement date from the dates employees actually lost their jobs.


2. Checking the 60-Day Notice Timeline


Compare when you received written notice with the date the covered action took effect. The date printed on a letter does not establish when the employer delivered it.


Employee Notice and Government Notice Serve Different Purposes

Required recipients include affected employees, the Employment Development Department, the local workforce development board, and the chief elected official of each affected city and county.

An EDD filing does not replace notice to employees. An internal announcement alone does not satisfy every government notification obligation.

Severance Does Not Automatically Resolve a Notice Violation

A payment offer and advance notice are separate issues. Payments may reduce financial liability, but their conditions and timing matter.

Keep the notice, payroll records, and proposed release together. Reviewing these documents in an employment dispute helps identify whether the employer provided notice, offered compensation, or did both.


3. What Your Notice Should Explain in 2026


A timely letter can still raise questions about missing information. SB 617 added worker assistance disclosures effective January 1, 2026, while preserving the existing advance-notice framework.


Dates, Contact Information, and Bumping Rights

An individual employee notice should explain whether the action is temporary or permanent, whether the entire plant will close, and when the action and the employee's separation are expected.

It should state whether bumping rights exist and identify a company contact. Bumping rights allow certain employees to displace others under an applicable seniority arrangement.

Notice details differ by recipient. The job-title and headcount information supplied to agencies is not necessarily required in every individual employee letter.

Added Information about Worker Assistance

The notice must include:

  • Whether the employer will coordinate services through the local workforce development board, another entity, or neither.
  • Working board contact information and the required Rapid Response description.
  • A CalFresh description, benefits helpline, and website link.
  • Working employer email and telephone contact information.

If the employer chooses to coordinate services, it must arrange them within 30 days after the notice date. This service deadline does not shorten the 60-day advance-notice period.

Recently Enacted Changes Affecting Future Notices

SB 951, approved in September 2026, adds notice disclosures for qualifying actions caused wholly or substantially by AI or other automation. Its changes concern affected positions, automated functions, and the technology involved.

These forthcoming obligations should remain separate from the notice requirements applicable in 2026.


4. When an Exception or Payment Changes the Analysis


A company's explanation for a layoff may help identify the issue, but it does not establish an exemption. The claimed exception must fit the action and supporting facts.


Financial Trouble Is Not a General Exception

The statute recognizes exceptions involving physical calamity or war. It also excludes specified project-completion and seasonal employment situations when the statutory conditions are met.

The capital-or-business exemption requires a Department of Industrial Relations determination and supporting records. It concerns qualifying relocations or terminations, not mass layoffs.

Federal WARN has separate coverage rules and exceptions. An exception under federal employment law does not automatically eliminate a state notice obligation.

Back Pay Depends on the Notice Shortfall

Failure to provide required employee notice can create liability for back pay and lost benefits. Back pay uses the higher of the employee's final compensation rate or the applicable three-year average.

The recovery period cannot exceed 60 days or half the employee's days of employment, whichever is shorter. Certain wages, unconditional voluntary payments, and benefit contributions can reduce liability. Accrued vacation pay does not qualify as a wage offset under this provision.

Missing government notice can also create civil penalties. Neither a notice defect nor a missing disclosure automatically guarantees every employee 60 days of compensation.


5. FAQ about WARN Records and Claims


Public reports and payment records help employees investigate a layoff. They do not, by themselves, resolve coverage or compliance.


No. A listing records reported information. It does not establish that you received timely, complete notice or that the employer correctly calculated coverage.

Potentially. The statute permits actions on behalf of similarly situated people. Whether a case can proceed through class action litigation depends on shared facts and procedural requirements.

The statute protects unemployment benefits from denial or reduction because of payments related to state or federal WARN violations. Other payments may receive different treatment, so identify what each payment represents.


6. Preparing Your Notice and Payment Records for Review


Preserve the notice and its delivery record, separation letter, pay statements, benefits information, and any proposed release. Write down when you received each document and when your employment ended.

An attorney can assess coverage, related layoff rounds, claimed exceptions, and payment offsets. If a release deadline is approaching, request a review before signing so you understand which claims the agreement may affect.


05 Oct, 2026


The information provided in this article is for general informational purposes only and does not constitute legal advice. Prior results do not guarantee a similar outcome. Reading or relying on the contents of this article does not create an attorney-client relationship with our firm. For advice regarding your specific situation, please consult a qualified attorney licensed in your jurisdiction.
Certain informational content on this website may utilize technology-assisted drafting tools and is subject to attorney review.

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