Employment Disputes — Ontario Employment Law

9 casesDecisions from 1996–2019

About Employment Disputes

In Ontario, an "employment dispute" encompasses any legal conflict arising out of the workplace relationship, spanning from the hiring phase to post-termination. While many people associate workplace conflicts solely with job loss, active employment disputes frequently involve clashes over unpaid commissions, breach of contract, fiduciary duties, or the enforceability of historical employment agreements. Because Ontario employment law is multifaceted, navigating an employment dispute requires understanding not only your workplace rights, but also the legal procedures and forums required to enforce them.

One of the most critical decisions in any employment dispute is determining the correct venue for resolution. Depending on the nature of the issue, a worker might pursue a claim through the Ministry of Labour (for Employment Standards Act violations), the Human Rights Tribunal of Ontario (for Human Rights Code breaches), or the civil courts (such as the Superior Court of Justice or Small Claims Court). Additionally, if an employment contract contains a valid arbitration clause, the dispute may be forced completely out of the public court system and redirected into private, binding arbitration. Cases in Ontario have routinely shown courts successfully staying (pausing) civil actions because the parties previously agreed to an arbitration framework.

From a civil procedure standpoint, litigating an employment dispute involves navigating strict rules. Plaintiffs may need to seek the court's permission to amend their Statement of Claim if new defendants or allegations—such as misrepresentations or inducement of breach of contract—come to light during the litigation process. Conversely, employers often utilize defensive maneuvers, bringing summary judgment motions to enforce older contracts or motions to strike claims entirely if they are deemed frivolous or if a statutory limitation period has expired.

Because of the complex procedural interplay between specialized tribunals, private arbitration, and the courts, these conflicts are rarely straightforward. Securing strategic advice from a qualified legal professional is vital to ensure you file your claim in the appropriate venue before critical technical deadlines extinguish your rights.

Frequently Asked Questions

Do I have to go to court to resolve an employment dispute in Ontario?

Not necessarily. Many disputes are resolved outside the courtroom through direct negotiation, mediation, private arbitration, or by filing claims with administrative bodies like the Ministry of Labour or the Human Rights Tribunal of Ontario.

What happens if my employment contract has an arbitration clause?

If your contract includes a legally valid arbitration clause, it likely requires that monetary and contractual disputes be resolved by a private arbitrator rather than a judge in a public court. However, these clauses must still comply with the minimum standards set out in the Employment Standards Act (ESA) to be enforceable.

How long do I have to take legal action against my employer?

Under Ontario's Limitations Act, 2002, you generally have a strict two-year limitation period from the date the dispute arose (or when you reasonably discovered the legal issue) to commence a civil lawsuit. Failing to file within this window often results in the claim being permanently barred.

Should I file my unpaid wages dispute with the Ministry of Labour or sue civilly?

Filing with the Ministry of Labour is an accessible, cost-free option for enforcing ESA minimums, but doing so generally prevents you from suing in civil court for the same issue. Civil courts can award broader common law damages, so you must carefully choose the forum that best maximizes your potential recovery.

Can I add new claims or defendants after I've already started a lawsuit against my boss?

Under the Ontario Rules of Civil Procedure, it is possible to amend your Statement of Claim to include new allegations or parties. However, depending on how far along the lawsuit is, you may need the opposing side's consent or a formal order granting 'leave' from the court to do so.

When is the right time to speak with a legal professional about a workplace conflict?

It is best to seek counsel at the earliest sign of an escalating dispute—ideally before you resign, sign any new agreements, or file a complaint with a tribunal. Having an Ontario employment lawyer review your case early helps chart the legally correct strategic course and prevents inadvertent missteps.

Common Scenarios

  • A commissioned sales director initiates a civil lawsuit for thousands in unpaid bonuses, only to have the employer successfully motion the court to halt the lawsuit because the original employment contract mandated all financial disputes go through private arbitration.
  • A former manager attempts to sue for breach of contract three years after resigning, resulting in the employer successfully moving to strike the claim entirely because the two-year statutory limitation period had already expired.
  • A frustrated employee files a Ministry of Labour claim for a few weeks of unpaid vacation pay, unintentionally blocking their ability to pursue a much larger common law severance package in civil court for the same termination event.
  • A year into litigation over a breached employment contract, the plaintiff discovers their former supervisor fraudulently siphoned funds, prompting them to apply to the court to amend their pleadings to add the supervisor as a new defendant.

What You Should Know

  • Always review your employment contract for mandatory arbitration or alternative dispute resolution clauses, as they dictate heavily where and how you can enforce your legal rights.
  • Keep a hyper-organized paper trail of all historical contracts, amendments, and email correspondence, as the legal enforceability of older agreements often determines the outcome of complex disputes.
  • Do not assume you can file a Ministry of Labour complaint and a civil lawsuit simultaneously; carefully elect your forum based on the types of damages you are pursuing.
  • Pay strict attention to the calendar—if you wait longer than the two-year window set by Ontario's Limitations Act to formalize your civil claim, an employer can easily have the case dismissed.
  • Because picking the wrong jurisdictional forum can inadvertently cap your financial recovery, having a knowledgeable legal advocate assess your situation prior to filing any formal complaints is highly recommended.

Featured Cases

Imola v. Dundee Securities Ltd.

2019 ONSC 1715 (CanLII) · 2019-03-15

Employment Disputes: Leave to Amend Claim for Misrepresentation and Breach of Contract

A civil procedure case where the plaintiff sought leave to amend the Statement of Claim to add a new defendant and assert additional claims related to misrepresentations by the employer and supervisor, as well as inducement of breach of contract. The court must decide whether to grant leave to amend based on the Rules of Civil Procedure and relevant legal tests.

amendments to pleadings breach of contract civil procedure employment disputes misrepresentation

Morrison v Ericsson Canada

2016 ONSC 3908 (CanLII) · 2016-06-21

Wrongful Dismissal: Arbitration Clause Upheld in Employment Contract

A wrongful dismissal case involving an employment contract with an arbitration clause. The plaintiff resigned and commenced an action in Ontario for unpaid commissions and wrongful dismissal damages. The defendant sought to stay the Ontario action and enforce the arbitration clause, which was upheld by the court.

arbitration agreement arbitration clauses employment disputes wrongful dismissal

Martin v Munsee Delaware First Nation, Fisher and Peters

2016 ONSC 620 (CanLII) · 2016-04-27

Wrongful Dismissal: Band Administrator Terminated for Financial Misconduct

A wrongful dismissal case involving a band administrator terminated for alleged financial misconduct. The court upheld the termination as a proportionate response to repeated financial breaches, applying the McKinley v. BCTel framework. The administrator also counterclaimed for misappropriation of funds, which was partially allowed.

employment disputes fiduciary duties governance indigenous peoples just cause mckinley v. bctel framework misappropriation of funds misconduct termination vacation pay

Brown v. BCE

2015 ONSC 873 (CanLII) · 2015-02-06

Wrongful Dismissal: Claim Struck for Lack of Cause of Action

A wrongful dismissal case where the plaintiff alleged termination without cause and sought damages, reinstatement, and other remedies. The defendant moved to strike the claim for lack of a reasonable cause of action, frivolousness, and limitation period expiry. The court found no reasonable cause of action and that the claim was statute-barred.

employment disputes limitation periods pleadings wrongful dismissal

Amonite v. A.P. Plasman Corp.

2014 ONSC 1705 (CanLII) · 2014-03-21

Employment Contract Dispute: Enforceability and Summary Judgment

A summary judgment motion was brought to determine the enforceability of a 2008 employment agreement between the plaintiff and the defendant, with arguments over the plaintiff's conduct and the underlying transaction's validity. The court must decide if the agreement remains enforceable and if the plaintiff's unjust enrichment claim is valid.

contracts employment contract employment disputes enforceability

Bjelakovic v. Accenture Global Services GmbH

2008 CanLII 32802 (ON SC) · 2008-07-04

Wrongful Dismissal: Settlement Agreement Enforceability Upheld

A wrongful dismissal case where the plaintiff signed a settlement agreement after termination but later claimed it was void due to duress, lack of capacity, and unconscionability. The court upheld the release as enforceable, finding insufficient evidence to support the plaintiff's allegations and granting summary judgment to the defendant.

employment disputes enforceability of releases settlement agreements summary judgment wrongful dismissal

Foerster v. Anderson

2007 CanLII 8016 (ON SC) · 2007-03-19

Employment Disputes and Union Jurisdiction in Ontario

A merits decision addressing whether employment disputes, including termination and union representation claims, fall under the exclusive jurisdiction of the Ontario Labour Relations Board (OLRB) rather than the Superior Court of Justice. The case also examines the duty of fair representation by unions and the procedural appropriateness of handling serious allegations such as coercion and conspiracy.

duty of fair representation employment disputes exclusive jurisdiction procedural appropriateness union representation

Cooney v. Durham Board of Education

1998 CanLII 14739 (ON SC) · 1998-05-22

Employment Dispute: Collective Agreement Jurisdiction and Fiduciary Duty Claims

A merits decision involving employment disputes governed by a collective agreement. The court considered whether it had jurisdiction to hear claims arising from the employment relationship and whether the plaintiff’s allegations of breach of fiduciary duty and negligence were covered by the collective agreement.

collective agreements employment disputes fiduciary duties jurisdiction labour and employment

Venneri v. Bascom

1996 CanLII 7972 (ON SC) · 1996-03-18

Employment Dispute: Jurisdiction Over Collective Agreement Claims

An employment dispute involving a plaintiff who brought claims for defamation and intentional interference with economic relations against her principal. The case addresses whether courts have jurisdiction over disputes arising from employment relationships governed by collective agreements, and whether defamation claims arising from such relationships can be litigated in court. The court also considered whether statements made in an arbitration proceeding are protected by absolute privilege and whether relitigation of issues decided by an arbitration tribunal constitutes an abuse of process.

arbitration collective agreements employment disputes jurisdiction labour and employment