7 Things to Know About Sick Notes in Ontario — 2026

Key Takeaways

Ontario's ESA provides 3 unpaid, job-protected sick days per year — employers cannot require a doctor's note for these
Employment contracts may impose different rules for company-provided paid sick days beyond ESA minimums
Extended absences, disability claims, and return-to-work clearance are legitimate reasons for employers to request documentation
Sick notes must not disclose your specific diagnosis — only that a physician confirmed you were unable to work
Telehealth services like MediNote provide same-day physician-certified sick notes accepted across Ontario

1. Ontario's Sick Leave Entitlements Under the ESA

Ontario employees are entitled to several categories of job-protected leave under the Employment Standards Act, 2000 (ESA). Understanding these categories is critical because the documentation rules differ for each.

Your ESA-protected leave entitlements include:

3 sick days per calendar year (unpaid, job-protected)
3 family responsibility days for family member illness or emergencies
2 bereavement days per year

These are minimum standards. Your employer may offer more generous leave through your employment contract or collective agreement.

2. Can Your Employer Require a Sick Note?

For the ESA-protected sick days, employers cannot require a doctor's note. The legislation states that employers may only require "evidence reasonable in the circumstances" that the employee is entitled to the leave.

This is a nuanced area. The ESA sets minimum standards, but your workplace may have additional rules for leave that goes beyond these minimums.

Important Distinction

If your employment contract, union agreement, or company policy provides additional paid sick days beyond the ESA minimums, your employer may have different documentation requirements for those days. The ESA protections apply only to the statutory minimums.

3. When Employers CAN Request Medical Documentation

There are legitimate circumstances where medical documentation may be required, even in Ontario. These situations go beyond the basic ESA-protected sick days.

Extended absences beyond a few days, especially when accessing short-term disability benefits, typically require medical documentation. Insurers need physician confirmation to process claims.

Company paid sick days that go beyond ESA minimums may come with their own documentation policies. If your employer offers 10 paid sick days, they may require a note after a certain number are used.

Disability accommodations under the Ontario Human Rights Code require medical documentation to support your accommodation request. This is standard practice and protects both parties.

Return-to-work clearance after a serious illness or injury is a reasonable employer request. A fitness-for-duty assessment confirms you can safely resume your duties.

4. What Should a Sick Note Include?

A properly issued sick note in Ontario includes specific information while protecting your medical privacy. Your employer is entitled to certain facts but not your diagnosis.

A sick note should contain:

The patient's name
Date(s) of absence
Statement that the employee was seen by a healthcare provider
Confirmation the absence was for medical reasons
The healthcare provider's name, credentials, and signature

Privacy Protection

Employers are generally not entitled to know your specific diagnosis or medical condition. A sick note should confirm you were ill without disclosing private health information. If your employer asks for diagnostic details, you can decline.

5. Schools and Sick Notes in Ontario

Many Ontario post-secondary institutions have relaxed sick note requirements in recent years. This shift followed guidance from healthcare associations that discouraged requiring notes for short absences.

However, for significant absences affecting exams or major assignments, documentation may still be required. The rules vary widely between institutions — some universities accept self-declarations for absences under three days, while others have stricter policies.

Always check your institution's academic policy before assuming you need a note. Your registrar's office or academic advising center can clarify what documentation is required for your specific situation.

6. How to Get a Sick Note in Ontario

You have several options for obtaining a sick note, each with different trade-offs in cost, speed, and convenience.

Family doctor appointments may have wait times of days or weeks. If you have an established relationship, your doctor knows your history, which can be helpful. Fees for sick notes are typically $20-$40.

Walk-in clinics offer same-day availability but often involve long waits, especially during cold and flu season. Expect to wait 1-4 hours. Fees range from $20-$50.

Telehealth services like MediNote provide convenient same-day appointments from home. A phone consultation with a licensed physician typically takes 5-10 minutes, and your note is delivered digitally.

Nurse practitioners can also provide sick notes in Ontario and are often available more quickly than physicians at walk-in clinics.

7. Key Takeaways for Ontario Workers

Know the difference between ESA-protected leave and employer-specific policies. This distinction determines whether your employer can legally require documentation.

For ESA-protected sick days (3 per year), employers cannot require a doctor's note
Employment contracts may have different rules for additional sick days
Extended absences and disability claims typically require documentation
Sick notes should not disclose your specific diagnosis
Online sick notes from licensed physicians are legally valid in Ontario

Sources: Ontario Employment Standards Act, 2000. Ontario Ministry of Labour. Information current as of February 2026.

This article is for informational purposes only and does not constitute medical advice. Content reviewed by licensed Canadian physicians. Always consult a healthcare provider for medical decisions.