Can I Sue My Employer If I Was Terminated During an Investigation?

Updated July 30, 2026

Being fired while your employer is investigating a workplace complaint can be confusing, stressful, and frustrating. Many employees immediately wonder whether the termination was legal—or whether they have grounds to file a lawsuit.

The answer depends on why you were terminated, what type of investigation was taking place, and whether your employer violated federal or state employment laws. In many situations, an employer may legally terminate an employee during an investigation. However, there are important exceptions that can give rise to a wrongful termination or retaliation claim.

This guide explains when an employer can terminate you during an investigation, when the termination may be unlawful, and what legal options may be available.

Can an Employer Fire You During an Investigation?

Yes. In most cases, an employer can terminate an employee while an internal investigation is still ongoing.

Most private-sector employees in the United States work under at-will employment, meaning either the employee or the employer may end the employment relationship at any time, with or without notice, as long as the reason is not illegal.

An employer does not have to wait until an investigation is completed before making a termination decision if it believes it already has enough information.

For example, an employer may terminate an employee if it believes the employee:

• Violated company policies
• Engaged in workplace misconduct
• Threatened workplace safety
• Was dishonest during the investigation
• Committed harassment or discrimination
• Violated confidentiality rules

Even if the employer later turns out to be mistaken, a termination is not automatically illegal simply because the investigation was incomplete.

When Can You Sue Your Employer?

You generally cannot sue simply because you were fired during an investigation.

Instead, you must show that the termination violated a law, employment contract, or protected legal right.

Common situations where a lawsuit may be possible include:

The Investigation Was Retaliation

Federal law prohibits employers from retaliating against employees who engage in protected activities.

Examples include reporting:

• Workplace discrimination
• Sexual harassment
• Wage violations
• Safety concerns
• Illegal conduct
• Whistleblower violations

If the investigation—or your termination—occurred because you exercised one of these legal rights, you may have a retaliation claim.

You Were Fired Because of Discrimination

Federal anti-discrimination laws prohibit employers from firing employees because of protected characteristics such as:

• Race
• Color
• National origin
• Religion
• Sex
• Pregnancy
• Age (40 or older)
• Disability
• Genetic information

If the investigation was merely used as an excuse to terminate you for a discriminatory reason, the employer could face legal liability.

The Employer Violated an Employment Contract

Some employees are protected by:

• Employment contracts
• Collective bargaining agreements
• Union contracts
• Employer policies that create contractual rights under state law

If your employer failed to follow required disciplinary or investigation procedures promised in a binding agreement, you may have contractual claims in addition to any statutory claims.

Does the Investigation Have to Be Fair?

Not necessarily.

Federal law generally does not require private employers to conduct a perfect or completely impartial workplace investigation before making an employment decision.

However, employers should conduct investigations in good faith because unfair investigations can become evidence if they later face claims involving:

• Discrimination
• Retaliation
• Defamation
• Wrongful termination
• Breach of contract

A rushed, one-sided, or inconsistent investigation does not automatically make a termination unlawful, but it can strengthen an employee’s case when combined with evidence of an illegal motive.

Common Legal Claims After Being Terminated During an Investigation

Whether you can successfully sue your employer depends on the legal basis for your claim—not simply the fact that you were fired during an investigation. Courts generally look at the employer’s reason for the termination and whether it violated federal or state law.

Here are some of the most common claims employees may have.

Wrongful Termination

“Wrongful termination” is a broad term that refers to a firing that violates the law.

Simply being terminated during an investigation is not enough to establish wrongful termination. Instead, you typically must show that your employer fired you for an unlawful reason.

Examples include being terminated because you:

• Reported discrimination or harassment
• Requested protected medical leave
• Reported unsafe working conditions
• Refused to participate in illegal activity
• Exercised another legally protected right

If your employer’s stated reason for firing you is merely a pretext—or false explanation—for an unlawful motive, you may have a valid legal claim.

Retaliation Claims

One of the most common reasons employees sue after being terminated during an investigation is retaliation.

Federal laws protect employees who engage in certain protected activities, including:

• Reporting discrimination or harassment
• Filing a complaint with Human Resources
• Participating in a workplace investigation
• Serving as a witness during an investigation
• Filing a charge with a government agency
• Reporting wage or safety violations

For example, if you cooperate in an investigation involving another employee and are fired shortly afterward because of your participation, your termination may be considered unlawful retaliation.

However, employers may still discipline or terminate employees for legitimate reasons that are unrelated to their protected activity.

Discrimination Claims

Sometimes an investigation is used as justification for terminating an employee based on an unlawful discriminatory motive.

For example, an employee may claim they were investigated more aggressively or disciplined more harshly because of their:

• Race
• Religion
• Sex
• Pregnancy
• National origin
• Age (40 or older)
• Disability
• Other protected characteristics under applicable law

To succeed, an employee generally must present evidence that the employer’s explanation is not credible or that similarly situated employees outside the protected group were treated more favorably.

Does Your Employer Need Proof Before Firing You?

Not necessarily.

Private employers generally do not need to prove misconduct beyond a reasonable doubt—or even by a legal standard used in court—before terminating an employee.

Instead, employers usually only need a good-faith belief that company policy was violated, provided the decision is not based on an illegal reason.

This means an employer can lawfully terminate an employee even if:

• The investigation is still ongoing
• The employee denies the allegations
• The employer ultimately turns out to be mistaken

A poor business decision is not automatically an illegal one. The key legal question is whether the employer acted for a lawful reason.

What Evidence Can Strengthen Your Case?

If you believe your termination was unlawful, evidence is critical. The more documentation you have, the stronger your claim may be.

Helpful evidence may include:

• Emails or text messages
• Performance evaluations
• Witness statements
• Investigation notes or interview summaries (if available)
• Written disciplinary records
• Company policies or employee handbooks
• Copies of complaints you submitted
• A timeline showing when you engaged in protected activity and when you were terminated

Keeping copies of documents that you already have lawful access to before leaving employment may be helpful. However, do not take confidential company information or documents that you are not authorized to possess, as doing so could create separate legal issues.

Does It Matter Whether the Investigation Was Internal or External?

Yes, it can.

An internal investigation is conducted by the employer, Human Resources, or outside investigators hired by the company. Employers generally have broad discretion in how they conduct these investigations, subject to applicable laws and contractual obligations.

An external investigation may involve a government agency—such as the federal agency that enforces workplace discrimination laws—or another regulatory authority. If you are terminated because you filed a complaint with or participated in one of these investigations, additional legal protections against retaliation may apply.

What Should You Do If You Were Terminated During an Investigation?

If you believe your termination was unlawful, taking the right steps early can help protect your legal rights.

Consider the following:

Request the Reason for Your Termination

Ask your employer whether there is a written explanation for your termination. While employers are not required under federal law to provide one in every situation, some states have laws requiring employers to provide certain information upon request.

Having the employer’s stated reason can be important if it later changes.

Save Relevant Evidence

Preserve any documents you already lawfully possess, including:

• Performance reviews
• Emails and text messages
• Written complaints
• Disciplinary notices
• Employee handbook or company policies
• Pay records
• Notes documenting important conversations

Create a timeline of events while they are still fresh in your memory.

Do not access company systems after your employment ends or take confidential or proprietary information that you are not authorized to keep.

Consider Filing an Administrative Charge

Many employment claims require employees to file a charge with a government agency before filing a lawsuit.

For example:

• Discrimination and retaliation claims under federal law generally require filing a charge with the U.S. Equal Employment Opportunity Commission (EEOC) before you can sue.
• Depending on where you live, your state may also have a fair employment practices agency with its own procedures and deadlines.

Missing these filing deadlines can affect your ability to pursue certain legal claims.

Speak With an Employment Attorney

If you believe you were fired for an illegal reason, an employment attorney can evaluate:

• Whether your rights may have been violated
• The strength of your potential claims
• Applicable filing deadlines
• Whether settlement negotiations may be appropriate
• Whether litigation is advisable

Many employment attorneys offer an initial consultation to discuss the facts of your case.

Frequently Asked Questions

Can I sue just because I was fired during an investigation?

Usually, no.

An employer may generally terminate an at-will employee during an investigation if the reason for the termination is lawful. To sue successfully, you typically must show that the termination violated a law, employment contract, or protected legal right.

Can my employer fire me before the investigation is finished?

Yes.

In many situations, employers may make a termination decision before completing an investigation if they believe they have sufficient information. However, they may not terminate an employee for an unlawful reason, such as discrimination or illegal retaliation.

What if the allegations against me were false?

False allegations alone do not automatically make a termination unlawful.

If your employer honestly believed the allegations and acted in good faith, the termination may still be legal. However, if the allegations were knowingly fabricated or used to hide discrimination, retaliation, or another unlawful motive, you may have legal claims.

Can I be fired for participating in a workplace investigation?

Generally, no—if your participation is protected by law.

For example, federal law prohibits retaliation against employees who participate in investigations involving discrimination or harassment covered by applicable employment laws. Employers may still discipline employees for legitimate, non-retaliatory reasons unrelated to their participation.

What if my employer violated its own investigation policy?

Violating an internal policy does not automatically make a termination illegal.

However, failing to follow company procedures may become relevant evidence in a wrongful termination, discrimination, retaliation, or breach of contract case, depending on the facts and applicable state law.

Key Takeaways

• Employers can often legally terminate employees during an investigation.
• Being fired during an investigation does not automatically create a lawsuit.
• You may have legal claims if the termination involved discrimination, retaliation, breach of contract, or another violation of federal or state law.
• Preserving evidence and understanding filing deadlines are important if you believe your rights were violated.
• An employment attorney can help determine whether you have a viable legal claim based on the specific facts of your case.

Related Articles

If you’re dealing with a workplace investigation or believe you were wrongfully terminated, these guides may also help:

• Can You Be Fired for Reporting HR? – Learn when reporting misconduct or filing an HR complaint is protected by law and when retaliation may be illegal.
• Does FMLA Protect Your Job? – Understand your job protection rights while taking leave under the Family and Medical Leave Act.
• Can Your Employer Force You to Quit? – Discover what constructive discharge is and when an employer’s actions may amount to an unlawful forced resignation.
• What Counts as a Disability Under the ADA? – Find out which medical conditions may qualify for protection under the Americans with Disabilities Act.
• Can Employers Track Your Personal Phone? – Learn when employers can monitor personal devices and what privacy rights employees have.
• Can You Sue Your Employer for Wrongful Termination? – Explore the most common wrongful termination claims, available remedies, and the evidence needed to support a lawsuit.
• Can You Be Fired While an EEOC Charge Is Pending? – Understand your legal protections against retaliation after filing a discrimination complaint.
• What Is Workplace Retaliation? – Learn how retaliation works, common examples, and what employees must prove in a legal claim.

Disclaimer

This article is for informational purposes only and does not constitute legal advice. Employment laws vary by state, and every situation is unique. Reading this article does not create an attorney-client relationship. If you believe you were unlawfully terminated during a workplace investigation, consult a qualified employment attorney or the appropriate government agency for advice regarding your specific circumstances. Please read our Terms and Conditions.

Article: Can I Sue My Employer If I Was Terminated During an Investigation?