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Find a Lawyer » Canada Legal Guides » Ontario Legal Guides » Work & Employment Rights Ontario » Workplace Discrimination & Human Rights Ontario » Statute of Limitations for Adding a Respondent to an HRTO Claim in Ontario

Statute of Limitations for Adding a Respondent to an HRTO Claim in Ontario

29 Jun 2026 5 min read No comments Workplace Discrimination & Human Rights Ontario

Under the Ontario Human Rights Code, you generally have a strict 1-year limitation period from the date of the discriminatory incident to file a claim or add a new respondent. Adding a harassing manager or corporate director to an existing claim after this 1-year deadline is extremely difficult and requires proving “good reason” for the delay and “no substantial prejudice” to the new party.

The Importance of Naming the Right Parties in HRTO Claims

When you face discrimination or harassment in an Ontario workplace, filing an application with the Human Rights Tribunal of Ontario (HRTO) is a critical step in seeking justice. Whether you work in a warehouse in Brampton or an office tower in Ottawa, you must correctly identify who is responsible. Usually, applicants name their corporate employer (the company) as the primary respondent. However, under Ontario law, individual managers, directors, or coworkers can also be named personally as respondents if they actively participated in the discrimination.

A major legal crisis arises when an applicant realizes months or years later that they forgot to name the specific harassing manager, or they discover the true legal name of the corporate entity. 📍 The HRTO strictly enforces a one-year limitation period. If you try to amend your application to add a new respondent after this one-year window has closed, the tribunal will likely reject your request unless you can satisfy a rigorous, two-part legal test to excuse your delay.

Step-by-Step Process to Add a Respondent in Ontario

Amending an HRTO application is not as simple as sending an email to the tribunal. It is a formal legal motion that the proposed new respondent will fiercely fight. Here is the exact process you must follow.

Step 1: Identify the Personal vs. Corporate Liability

Before you amend your claim, determine if adding the person is actually necessary. If the corporate employer is solvent and acknowledges that the manager was acting in the course of their employment, the company is “vicariously liable.” You will get your financial payout from the company. However, if the company is going bankrupt, or if the manager was acting entirely as a “rogue,” you must add the manager personally to secure your financial compensation.

Step 2: Complete a Request for an Order During Proceedings (Form 10)

You cannot simply rewrite your original application. You must complete a Form 10: Request for an Order During Proceedings. 📄 On this form, under Rule 19, you must explicitly detail who you are adding, what specific sections of your original narrative involve this new person, and most importantly, why you did not name them in the first place.

Step 3: Prove “Good Reason” for the Delay

If more than one year has passed since the incident, your Form 10 must convince the adjudicator that you had a “good reason” for the delay. Ignorance of the law (e.g., “I didn’t know I could sue my boss personally”) is generally not accepted as a good reason in Ontario. A good reason might be that the company actively hid the manager’s identity, or you suffered a severe, medically documented mental health crisis that prevented you from acting.

Step 4: Prove “No Substantial Prejudice”

Even if you have a good reason, you must also prove that adding this person late will not cause them “substantial prejudice.” If the manager has thrown away their personal emails, or key witnesses have died because you waited three years to add them, the tribunal will rule that it is unfair to force them to defend themselves now.

Step 5: Serve the Documents and Await a Decision

Once you file the Form 10, you must legally “serve” it on the existing respondents AND the proposed new respondent. The new respondent then has an opportunity to file legal submissions arguing why they should not be added. An HRTO adjudicator will review the arguments and issue a written Case Assessment Direction (CAD) allowing or denying the amendment.

Adding a Respondent: Inside vs. Outside the Limitation Period

When Are You Adding Them?Legal Burden on the ApplicantLikelihood of HRTO Approval
Within 1 year of the incidentMust simply show the amendment is relevant and fair.High – Generally approved without major issues.
After 1 year, but with proof of employer deceptionMust prove “good reason” and “no prejudice.”Moderate – Depends heavily on the evidence of deception.
After 1 year, “I just forgot to add them”Fails the “good reason” test immediately.Very Low – The tribunal is extremely strict on timelines.

How Much Does it Cost to Amend a Claim?

While interacting with the HRTO is free, fixing a procedural mistake often requires paying a law firm to clean up the mess. 💰

  • HRTO Filing Fees: Filing a Form 10 to amend your application costs $0 CAD.
  • Legal Drafting Fees: Hiring an Ontario employment lawyer to draft a persuasive legal argument for a late amendment generally costs between $1,500 and $3,500 CAD.
  • Cost Consequences: Fortunately, unlike the civil court system, the HRTO generally does not award “costs.” If you lose your motion to add the respondent, you do not have to pay their lawyer’s fees.

How Long Does the Process Take?

The 1-year limitation period is calculated from the date of the last discriminatory incident. ⏱ Once you file the Form 10 to add a new respondent, the procedural delay is significant. The existing respondents and the new proposed respondent are usually given 14 to 30 days to file their objections. Due to severe backlogs at the HRTO, waiting for an adjudicator to issue a decision on whether you are allowed to add the new party can delay your entire case by 3 to 8 months.

Frequently Asked Questions (FAQ)

Can I add the CEO if they didn’t directly harass me?

Generally, no. The HRTO frequently strikes out “directing minds” like CEOs or corporate directors from claims unless you can prove they were personally, directly involved in the discrimination. You cannot name the CEO just to put pressure on the company.

What if the discrimination is “ongoing”?

If you are experiencing a continuous series of incidents, the 1-year limitation clock starts ticking from the date of the very last incident in the series. This “continuing contravention” rule can sometimes save an otherwise late claim.

Can I remove a respondent later?

Yes. It is very easy to remove a respondent. You can file a Request to Withdraw (Form 9) under Rule 10 to withdraw the claim against that specific individual. Applicants often do this during mediation in exchange for the company agreeing to pay a larger settlement.

What if I didn’t know the harasser’s real name?

If you genuinely could not identify the person (e.g., a customer or a contractor who refused to give their name), the 1-year limitation period may be paused (tolled) until the date you reasonably “discovered” their identity through investigation.

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