EI Sickness Benefits in Ontario: Do You Need a Sick Note?
EI sickness benefits provide up to 26 weeks of income replacement. Learn what documentation you need and how to qualify in Ontario.
## EI Sickness Benefits Overview
EI sickness benefits provide up to 26 weeks of income replacement when you're unable to work due to illness, injury, or quarantine.
## Do You Need a Sick Note for EI?
Yes. You need a medical certificate confirming:
- You're unable to work due to illness or injury
- Expected duration of inability to work
- Physician's signature and contact information
## Qualifying Requirements
- At least 600 insurable hours in past 52 weeks
- Reduction in earnings of more than 40%
- Unable to work due to illness/injury/quarantine
- Valid medical certificate
## How Much Do You Receive?
55% of average insurable weekly earnings, up to $668/week (2025 rates). Benefits last up to 26 weeks with a one-week waiting period.
## Getting Your Medical Certificate
MedLetter's CPSO-registered physicians provide medical certificates for EI applications same day.