Toxic Workplace: What Employees Need to Know

A toxic workplace can affect your dignity, health, confidence, and career. However, not every difficult or stressful job meets the legal threshold for a poisoned work environment or constructive dismissal.

A surprising number of employees believe they are working in a toxic workplace. Some are right. Others may be dealing with a workplace that is unpleasant, poorly managed, or demanding, but not necessarily unlawful.

Employees often describe their work environment as toxic when they feel excluded, micromanaged, belittled, harassed, ignored, retaliated against, or treated unfairly. Sometimes those concerns are well-founded. However, proving a toxic workplace requires more than a feeling that something is wrong. It requires evidence.

If you are unsure whether your situation may involve a legal claim, learn more about our Employment Law services.

Understanding a Toxic Workplace

Many employees assume that if they dread going to work, their workplace must be toxic. The law, however, is more nuanced.

A workplace can be stressful, demanding, disorganized, poorly managed, or unpleasant without necessarily crossing the line into legal wrongdoing. Similarly, employers may manage performance, set expectations, discipline employees where appropriate, and make business decisions that employees may not like.

The question is not simply whether the employee was unhappy. Instead, the question is whether the conduct created a hostile or poisoned work environment or fundamentally changed the employment relationship.

That distinction matters because courts do not assess workplace disputes based only on how an employee feels. They assess the facts, surrounding circumstances, and available evidence.

For more information about workplace rights and obligations, visit the Government of Alberta Employment Standards website.

What Does a Toxic Workplace Look Like?

Although every case depends on its facts, common indicators of a toxic workplace may include:

• Persistent bullying or intimidation
• Harassment
• Public humiliation
• Retaliation after concerns are raised
• Discriminatory conduct
• Deliberate exclusion or isolation
• Repeated abusive or demeaning treatment
• Failure to address known workplace misconduct
• Conduct that undermines dignity or psychological safety

Often, the issue is not one isolated event. Rather, it is a pattern. The workplace relationship may deteriorate gradually until the employee feels they have no reasonable option but to leave.

Toxic Workplace vs. Poisoned Work Environment

When employees seek legal advice, they often describe their workplace as “toxic.” Courts and tribunals, however, often ask a more specific question: has the workplace become poisoned?

A toxic workplace is a broad everyday description of a work environment involving hostility, bullying, harassment, intimidation, exclusion, retaliation, or persistent negativity.

A poisoned work environment is a legal concept. Therefore, the distinction matters.

Not every toxic workplace will meet the legal threshold required to establish a poisoned work environment. Likewise, not every unpleasant, stressful, or poorly managed workplace is legally poisoned.

Courts look for conduct that is serious or repeated enough to create a hostile, degrading, intimidating, or offensive work environment. The conduct must also undermine the employee’s dignity or ability to perform their work.

The Law on Poisoned Work Environments

One of the leading Canadian cases on poisoned work environments is the Supreme Court of Canada’s decision in Janzen v. Platy Enterprises Ltd., [1989] 1 SCR 1252, 1989 CanLII 97 (SCC).

Although Janzen arose in the context of sexual harassment, the Court recognized a broader principle. Workplace conduct can create a poisoned work environment when discriminatory or harassing behaviour becomes part of the workplace atmosphere itself.

The harm is not limited to a single incident. Instead, the environment becomes the problem.

Over time, courts and human rights tribunals across Canada have applied similar reasoning to cases involving harassment, discrimination, bullying, retaliation, and conduct that undermines workplace dignity and respect.

Many Canadian employment law decisions are publicly available through CanLII.

How Courts Determine Whether a Workplace Is Poisoned

There is no single checklist. Instead, courts generally consider factors such as:

• The nature of the conduct
• The frequency of the behaviour
• Whether the conduct was isolated or repeated
• The impact on the employee
• Whether complaints were made
• How the employer responded
• Whether the conduct affected the employee’s dignity, health, or ability to perform their work

Importantly, courts assess these circumstances objectively.

The question is not simply: “Did the employee feel offended?”

The better question is: “Would a reasonable person in the same circumstances conclude that the workplace had become hostile, degrading, intimidating, or intolerable?”

This objective assessment helps distinguish ordinary workplace frustrations from legally actionable misconduct. It also explains why evidence plays such an important role in toxic workplace claims.

Can a Toxic Workplace Lead to Constructive Dismissal?

In some cases, a toxic workplace or poisoned work environment may support a claim for constructive dismissal.

Constructive dismissal may occur when an employer unilaterally changes an essential term of the employment contract. It may also arise when a series of actions, viewed together, fundamentally changes the employment relationship and leaves the employee with no reasonable alternative but to resign.

The Supreme Court of Canada discussed the objective test for constructive dismissal in Farber v. Royal Trust Co., [1997] 1 SCR 846, 1997 CanLII 387 (SCC).

The law has also recognized that constructive dismissal is not always caused by one major event. In Potter v. New Brunswick Legal Aid Services Commission, 2015 SCC 10, the Supreme Court of Canada confirmed that constructive dismissal may arise from a series of acts that, when viewed cumulatively, substantially alter the employment relationship.

This cumulative conduct analysis matters in toxic workplace claims. Employees rarely point to one defining incident. More often, they describe a pattern of conduct that gradually erodes trust, dignity, and confidence in the employment relationship.

Learn more about related claims on our Constructive Dismissal page.

Why Documentation Matters in a Toxic Workplace

This is where many potentially valid claims encounter difficulty. By the time an employee seeks legal advice, they may clearly remember what happened and how the conduct affected them. However, what is often missing is documentation.

Without contemporaneous evidence, a workplace dispute can quickly become a credibility contest between competing versions of events.

Documentation may include:

• Emails
• Text messages
• Performance reviews
• Meeting notes
• Written complaints
• Witness statements
• Calendar entries
• Investigation reports
• Internal correspondence

A simple note recording what occurred, who was present, and when it happened can become significant months or years later.

The issue is not whether employees should prepare for litigation. Rather, the issue is that memories fade while records endure.

Practical Guidance for Employees in a Toxic Workplace

If you believe you are experiencing a toxic workplace, consider taking practical steps before making a major employment decision.

• Keep contemporaneous notes
• Preserve relevant emails and messages
• Follow internal reporting procedures where appropriate
• Record dates, witnesses, and events
• Keep copies of written complaints and responses
• Seek legal advice before resigning

One of the most common mistakes employees make is resigning first and gathering evidence later. By then, important information may already be lost.

If you are considering leaving because of workplace conduct, book a consultation before making a final decision.

Practical Guidance for Employers

Employers should also recognize the importance of documentation. Proper records can help organizations respond to concerns before they escalate.

Organizations should:

• Document complaints promptly
• Investigate concerns thoroughly
• Maintain clear records of findings
• Train supervisors appropriately
• Apply policies consistently
• Address concerns before they escalate

Good documentation protects everyone involved. It helps employers show that concerns were taken seriously and addressed appropriately. It also helps identify patterns before they become larger workplace issues.

Final Thoughts on a Toxic Workplace

A toxic workplace rarely develops overnight. More often, it emerges through a series of interactions, decisions, conversations, and missed opportunities to address concerns.

When those concerns eventually reach a lawyer’s office, one question often becomes central: what evidence exists to support what happened?

Feelings matter. Experiences matter. However, when workplace disputes escalate, documentation often becomes the bridge between what occurred and what can be proven.

The best time to document a workplace concern is usually when it happens, not when you wish you had.

If you believe you may be working in a toxic or poisoned workplace, seek legal advice before resigning. An experienced employment lawyer can help assess your circumstances, preserve important evidence, and determine whether your situation may give rise to a legal claim.

Speak With Kedge Anchor Law

If you are dealing with a toxic workplace, poisoned work environment, harassment, retaliation, or constructive dismissal concern, Kedge Anchor Law can help you understand your options.

To schedule a confidential consultation with Kedge Anchor Law, visit our Book Consultation page.