Your CMLTO corporation renewal, made simple.
Medical laboratory technologists who practise through a professional corporation renew its Certificate of Authorization with College of Medical Laboratory Technologists of Ontario. Here's what you need and how to get the Ontario corporate document in minutes.
- Regulator
- College of Medical Laboratory Technologists of Ontario
- What you renew
- Certificate of Authorization for your professional corporation
- When
- Every year by your certificate's expiry date.
- Corporate document
- Corporation Profile Report
- How recent
- Dated within 30 days before you submit
Based on CMLTO's published requirements (checked October 2026). Always follow the instructions in your CMLTO portal or renewal form. CMLTO source
Your renewal, step by step
Check your renewal date
Every year by your certificate's expiry date.
Get your Corporation Profile Report
Order it shortly before you submit, since it must be dated within 30 days. It arrives by email as a PDF, usually within minutes.
Complete the renewal
Follow CMLTO's renewal instructions, upload or attach the report, and complete the declarations.
Pay and keep a copy
Pay CMLTO's renewal fee and keep the report with your corporate records. We can remind you next year.
Questions
Which document does CMLTO want?
Corporation Profile Report. It comes from the Ontario Business Registry, and we order it for you.
How recent does it need to be?
Dated within 30 days before you submit Order it within a few weeks of submitting.
Do I need my Company Key?
No. Corporation Profile Reports are public records, so no Company Key or registry login is needed.