By Yuki Jin, Esq.
July 25, 2026
Quick Answer
California generally follows the at-will employment rule. This means that, in many situations, an employer may terminate an employee with or without advance notice and with or without a specific reason.
However, at-will employment does not permit an employer to terminate someone for an unlawful reason. A termination may create legal risk when it is connected to discrimination, retaliation, protected leave, disability accommodation, whistleblowing, an employment agreement, or another legally protected activity or status.
For employers, the practical question is therefore not only whether an employee can be terminated. It is whether the employer can clearly explain and support the legitimate reason for the decision.
What Does At-Will Employment Mean in California?
California Labor Code section 2922 generally provides that an employment relationship with no specified term may be ended by either the employer or the employee.
In practical terms, an employer may often terminate an at-will employee for a legitimate business reason, such as:
- Poor job performance
- Repeated attendance problems
- Violation of workplace policies
- Misconduct
- Business restructuring
- Reduction in force
- Elimination of a position
- Financial or operational needs
An employer is not always required to establish good cause before terminating an at-will employee.
However, the stated reason cannot be unlawful, and the termination must not violate an applicable contract, company policy, collective bargaining agreement, statute, or public policy.
When Can a Termination Become Legally Risky?
1. Discrimination
An employer generally may not terminate an employee because of a legally protected characteristic.
Depending on the circumstances and applicable law, protected characteristics may include race, color, national origin, ancestry, religion, sex, gender, disability, medical condition, age, sexual orientation, gender identity, pregnancy, and other protected categories.
The timing, decision-making process, workplace comments, comparative treatment, and supporting documentation may all become relevant if an employee alleges discrimination.
2. Retaliation
A termination may create significant risk when it occurs after an employee engages in protected activity.
Examples may include:
- Reporting discrimination or harassment
- Complaining about unpaid wages or overtime
- Requesting a disability accommodation
- Taking or requesting protected leave
- Reporting suspected legal violations
- Participating in an internal investigation
- Cooperating with a government agency
Timing alone does not necessarily prove retaliation. However, a termination closely following a complaint or protected request may receive additional scrutiny.
3. Disability Accommodation and the Interactive Process
An employer should be particularly careful when the employee has disclosed a medical condition, requested an accommodation, or recently returned from medical leave.
Before terminating the employee, the employer may need to evaluate whether it has adequately considered reasonable accommodation and participated in a timely, good-faith interactive process.
A termination should not be used as a substitute for properly addressing an accommodation request.
4. Protected Leave
Terminating an employee while the employee is on, has requested, or has recently returned from protected leave may create legal risk.
The employer should identify which leave laws apply, whether the employee was eligible, whether required notices were provided, and whether the termination decision was genuinely unrelated to the leave.
5. Whistleblowing and Complaints About Illegal Conduct
Employees may be legally protected when they report suspected violations of law, unsafe practices, wage violations, fraud, discrimination, or other misconduct.
Before terminating an employee who recently raised such concerns, an employer should carefully evaluate:
- Who made the termination decision
- When the decision was first considered
- Whether the decision-maker knew about the complaint
- Whether similar conduct was treated consistently
- What evidence supports the stated reason
6. Contracts, Policies, and Promises
At-will employment may be limited by:
- A written employment agreement
- A collective bargaining agreement
- An offer letter
- A commission agreement
- A company handbook
- Progressive discipline policies
- Oral or implied promises in some circumstances
Employers should review applicable documents before proceeding.
Can an Employer Fire an Employee Without Warning?
Sometimes.
California law does not generally require every at-will employee to receive three warnings, a performance improvement plan, or progressive discipline before termination.
However, the answer may be different when:
- The employer's handbook promises progressive discipline
- A contract requires cause or advance notice
- A collective bargaining agreement applies
- The employer has consistently followed a particular disciplinary process
- The employee recently engaged in protected activity
- The reason for termination is based on disputed performance or misconduct
Even when warnings are not legally required, prior documentation may make the employer's explanation more credible and defensible.
Should an Employer Use a Performance Improvement Plan First?
A performance improvement plan is not required in every case.
A PIP may be useful when:
- Performance problems may be corrected
- Expectations have not been clearly communicated
- The employee has not previously received meaningful feedback
- The employer wants to provide a final opportunity to improve
- The company normally uses PIPs for similar situations
A PIP may be inappropriate where there is serious misconduct, violence, theft, dishonesty, or another issue requiring immediate action.
Employers should not create a PIP merely to manufacture a paper trail after the termination decision has already been made.
What Documentation Should an Employer Review Before Termination?
Before making a final decision, an employer should consider reviewing:
- Job description
- Performance evaluations
- Attendance records
- Written warnings
- Emails and internal communications
- Relevant workplace policies
- Complaint and investigation records
- Accommodation communications
- Leave records
- Statements from witnesses
- Records involving similarly situated employees
- Employment agreements and offer letters
The documents should support the actual reason for the decision. Employers should not add exaggerated, misleading, or backdated information.
Why Consistency Matters
An employee may challenge a termination by arguing that the stated reason was not the real reason.
One issue often examined is whether other employees who engaged in similar conduct were treated differently.
Employers should therefore ask:
- Have similar violations resulted in similar discipline?
- Are there legitimate reasons for any difference in treatment?
- Were the same policies applied?
- Were the facts genuinely comparable?
- Is the explanation documented?
Consistency does not require identical outcomes in every situation. Different facts may justify different decisions. But unexplained differences may create avoidable risk.
Should the Employer Conduct an Investigation?
An investigation may be appropriate when the termination is based on:
- Harassment
- Theft
- Dishonesty
- Threats or violence
- Policy violations
- Workplace complaints
- Conflicting witness accounts
- Disputed misconduct
A fair investigation generally seeks relevant information, allows the employee an opportunity to respond where appropriate, identifies witnesses, and documents the basis for the decision.
The scope of the investigation will depend on the seriousness and complexity of the allegations.
What Should the Employer Say During the Termination Meeting?
The employer should generally communicate the decision clearly, professionally, and consistently.
The explanation should match the employer's records and should not change later.
Employers should avoid:
- Arguing with the employee
- Making personal attacks
- Speculating about legal rights
- Giving several inconsistent explanations
- Making promises that have not been approved
- Including unnecessary or emotional details
The employer should also explain practical matters such as final pay, return of company property, benefits information, and access to company systems.
When Is the Final Paycheck Due in California?
When an employee is discharged in California, earned and unpaid wages are generally due at the time of termination.
Final wages may also include accrued and unused vacation or paid time off when the employer's policy treats it as earned vacation.
Employers should coordinate final pay before the termination meeting. A willful failure to timely pay all wages due may result in waiting-time penalties.
Because final-pay requirements can depend on the circumstances, employers should verify the applicable rules before the termination occurs.
Common Employer Mistakes
Common termination mistakes include:
- Terminating immediately after a protected complaint without evaluating retaliation risk
- Failing to review accommodation or leave issues
- Relying on vague statements such as bad attitude
- Giving different reasons at different times
- Ignoring inconsistent discipline
- Creating documentation after the decision
- Failing to investigate disputed misconduct
- Not following the company's own policies
- Failing to prepare the final paycheck
- Allowing emotional emails or text messages to become part of the record
A Practical Pre-Termination Checklist
Before terminating an employee, an employer should consider asking:
- What is the specific and legitimate reason for the termination?
- What documents support that reason?
- Has the employee recently complained, requested leave, or sought an accommodation?
- Is the decision consistent with the treatment of similar employees?
- Does a contract, policy, or collective bargaining agreement apply?
- Is an investigation needed?
- Have all decision-makers used the same explanation?
- Is the final paycheck ready?
- Have company property, system access, and confidentiality issues been addressed?
- Does the situation warrant review by employment counsel?
Related Employer Compliance Reads
- California FEHA Explained: What Employers Should Know
- What Is PAGA? Why Every California Business Owner Should Understand It
- What Every California Employer Should Know Before an Employment Dispute Begins
- Why Small Businesses Face Some of the Biggest Employment Law Risks in California
- Practice Areas: Employment and Business Law
Frequently Asked Questions
Can I fire an employee in California for poor performance?
Generally, an at-will employee may be terminated for legitimate performance reasons. The employer should be able to identify the performance expectations, explain how the employee failed to meet them, and support the decision with accurate evidence.
Do I have to give an employee three written warnings?
Not necessarily. California law does not impose a universal three-warning rule for at-will employees. However, an agreement, handbook, collective bargaining agreement, or established company practice may affect the analysis.
Can I fire an employee during probation?
Probationary employees are not automatically exempt from employment-law protections. An employer may generally terminate a probationary employee for a lawful reason, but not because of discrimination, retaliation, protected leave, whistleblowing, or another unlawful reason.
Can I fire an employee who filed a complaint?
An employee may still be disciplined or terminated for a legitimate, independently supported reason after filing a complaint. However, the employer should carefully evaluate retaliation risk, timing, documentation, and consistency.
Can I fire an employee who requests a disability accommodation?
An employer should not terminate an employee because the employee requested an accommodation. The employer may need to engage in the interactive process and evaluate whether a reasonable accommodation is available before making a termination decision.
Can I terminate an employee by email?
The method of communicating a termination may depend on the circumstances. An in-person or video meeting is often more professional, but email may sometimes be necessary. Regardless of method, the employer must comply with final-pay and other legal obligations.
Is a termination letter required?
California law does not universally require a detailed termination letter for every employee. However, employers may have notice obligations depending on the circumstances, benefits, mass layoffs, contracts, policies, or other applicable laws.
Conclusion
California's at-will employment rule gives employers significant flexibility, but it does not make every termination lawful or risk-free.
Before terminating an employee, an employer should identify the legitimate reason, review the supporting evidence, consider discrimination and retaliation risks, evaluate leave or accommodation issues, apply policies consistently, and prepare all required final-pay documents.
The central question is not simply:
Can we terminate this employee?
It is also:
Can we clearly and consistently explain why this decision was made?
Business decisions create value. Careful legal risk management helps protect it.
Disclaimer
This article is provided for general informational purposes only and does not constitute legal advice. Employment laws and their application depend on the specific facts and may change over time. Reading this article does not create an attorney-client relationship. Employers and employees should consult qualified legal counsel regarding their particular circumstances.