Plumber License Renewal in Ontario – What You Need to Know

Ontario Plumber License Renewal Guide

Plumbers in Ontario are certified through the Ontario College of Trades (now Skilled Trades Ontario). Your Certificate of Qualification is essential for legal practice.

Certificate of Qualification Details

• Journeyperson (306A Plumber): Certificate must be renewed annually
• Master Plumber: Additional licensing through municipal requirements
• Renewal fee: Approximately $60-$120 annually

Key Renewal Requirements

• Pay renewal fee before expiry date
• Maintain valid liability insurance
• Some municipalities require continuing education credits

Consequences of Lapsed Certification

If your Certificate of Qualification lapses:

• You cannot legally perform plumbing work requiring certification
• Reinstatement requires additional fees and paperwork
• Gaps in certification can affect insurance claims

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