Do I Need to Renew My WHMIS Training?

Does WHMIS Training Have an Expiration Date?

WHMIS training itself does not have a legislated expiration date under federal regulations. However, Health Canada requires that workers be re-educated whenever:

• New hazardous products are introduced
• Hazard information changes
• Work processes change
• A worker's knowledge may no longer be current

When Is WHMIS Refresher Training Required?

According to Health Canada guidance, refresher training is often necessary when:

• New chemicals or controlled products are introduced
• Updated Safety Data Sheets (SDS) are issued
• Job duties involving hazardous products change
• Employers determine retraining is needed

Employer Responsibilities Under WHMIS

Health Canada places responsibility on employers to:

• Educate workers about workplace hazards
• Provide instruction specific to hazardous products used
• Ensure training remains current and relevant

Maintaining up-to-date WHMIS records helps demonstrate compliance.