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Hiring Minors in Ontario: What Employers Need to Know

What Ontario employers must know before hiring someone under 18 — minimum age rules, student wages, safety duties, and school-related considerations.

Corporate6 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-07
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Key takeaways
  • Ontario does not set one single minimum working age that applies to every job.
  • Ontario's Employment Standards Act, 2000 sets a separate, lower minimum wage for students under 18 who work no more than a limited number of hours per week while school is in session…
  • Every employer in Ontario has a general duty under the Occupational Health and Safety Act to take reasonable precautions to protect worker safety — and that duty applies with particular…

Retail, hospitality, and seasonal businesses across Ontario regularly hire workers who are still teenagers. It is a normal and legal part of doing business — but hiring minors in Ontario comes with a handful of rules that don't apply to your adult hires, and getting them wrong is an easy, avoidable mistake.

This article covers the main things an Ontario employer needs to think through before a younger worker's first shift: age restrictions, wages, safety, and how school factors in.

Is There a Minimum Age to Work in Ontario?

Ontario does not set one single minimum working age that applies to every job. Instead, minimum ages and restrictions vary by the type of work involved, with stricter limits for hazardous or physically demanding jobs than for lower-risk roles like retail or office work.

Because these thresholds depend on the specific job and industry, don't assume an age that worked for one role automatically applies to another. If you're hiring a younger teen for anything beyond routine, low-risk work, confirm the applicable rules for that specific type of job before you make an offer.

Wages: The Student Minimum Wage

Ontario's Employment Standards Act, 2000 sets a separate, lower minimum wage for students under 18 who work no more than a limited number of hours per week while school is in session (and more hours during school breaks).

Wage categoryRateEffective period
Student minimum wage (under 18, limited hours during school)$16.60/hourOct 1, 2025 – Sep 30, 2026
Announced increase$16.90/hourEffective Oct 1, 2026

These figures are current as of mid-2026 — minimum wage rates in Ontario are adjusted periodically, so verify the rate in effect before you set a pay rate for a student employee.

Two practical notes:

Hours, Safety, and Hazardous Work

Every employer in Ontario has a general duty under the Occupational Health and Safety Act to take reasonable precautions to protect worker safety — and that duty applies with particular weight to younger, less experienced workers who may not yet recognize workplace hazards.

Beyond the general safety duty, Ontario restricts or prohibits minors from certain types of hazardous or age-inappropriate work altogether. The specific restrictions depend on the industry and the exact task, so if the role involves machinery, heights, hazardous substances, or similar risk factors, confirm the applicable restriction before assigning a minor to that task.

Most employers with any workers — regardless of age — also need to register for WSIB coverage; the construction industry has its own mandatory-coverage rules that catch some smaller operators by surprise.

School and Parental Considerations

Even where the law doesn't impose a specific written-consent requirement for every hire, a few practical realities apply when your worker is still in school:

Everything Else Still Applies

A common misconception is that because a worker is young, the usual employment rules don't fully apply. They do. A minor employee is still entitled to the same core protections as any other Ontario employee, including:

Don't treat a younger worker's file as a lighter version of your standard onboarding — it should cover the same ground, plus the age-specific items above.

A Quick Hiring Checklist

Frequently asked questions

Can a 14-year-old legally work in Ontario?

It depends entirely on the type of work. Ontario permits younger teens to work in many lower-risk roles but restricts or prohibits certain hazardous or physically demanding jobs by age. Confirm the specific restriction for the role before hiring.

Does the student minimum wage apply during summer break?

The reduced student rate is tied to a specific hours-per-week condition connected to school being in session. Outside of that condition — including during extended breaks — different rules may apply. Verify the current rule for the period in question.

Do we need a parent's written consent to hire a minor?

There isn't a universal written-consent requirement for every type of job, but involving a parent or guardian is common practice for younger teens and can help avoid scheduling or safety misunderstandings later.

Are minors entitled to the same termination notice as adult employees?

Yes. Once the applicable length-of-service threshold is met, ESA notice of termination (or pay in lieu) applies regardless of the employee's age.

This article is general information, not legal advice. Reading it does not create a lawyer-client relationship. Ontario laws, tax rates, and government programs change, and how the law applies depends on your specific facts. For advice about your situation, speak with a licensed Ontario lawyer. Treadstone Law is licensed by the Law Society of Ontario — reach us at 1-844-900-1070 or start a file online.

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