Annual Renewal Notice: CMLTO Registration Renewal begins on November 1, 2025

The College of Medical Laboratory Technologists of Ontario (CMLTO) Annual Registration Renewal for 2026 begins on November 1, 2025.

All Medical Laboratory Technologists must renew their registration by December 31, 2025, at 11:59 p.m. EST.

Please note that due to the Canada Post strike any mailed documents from the College may be delayed in their delivery to you and the mail version of your Annual Renewal notice may occur later. Therefore, the CMLTO is sending you formal notice by email. The steps to complete renewal are described below. Despite any delays in receiving your renewal notice by mail, you are obliged to complete renewal by the deadline of December 31, 2025.

During the 2026 Annual Renewal, Registrants will see a few questions about their identity. For any question you can choose “Prefer not to answer,” or you can update your responses in the future through your CMLTO profile. By sharing your information, you help CMLTO strengthen fairness and accessibility for everyone. To learn more please review the CMLTO’s Annual Renewal Update: Sharing Self-Identification Information.

To renew your CMLTO registration for 2026:

• Visit the CMLTO website (www.cmlto.com) and click “Renew Your CMLTO Registration Now“ to login to your Online Services account.
  • If you have not updated your Username, it is the email address you have registered with the CMLTO.
  • If you have forgotten your Username or password, click the appropriate option and enter your email address. You will receive an email that contains your Username or a link to set your new password.
• If your account is locked, please contact the Registration team by email at registration@cmlto.com or call us at 416-861-9605.
  Click “Renew or Resign Now” at the top of the main login page.
• Complete all required renewal sections, which include confirming your contact and employment information, entering your practice hours, self-reporting compliance with the Quality Assurance and Professional
• Conduct declarations, etc.
• Pay the annual fee and submit your renewal.
• Registrants may pay online with Visa or MasterCard only.
• Print your receipt by clicking “Transactions & Receipts”. You may use the receipt as proof of your CMLTO registration, or you may confirm your registration through CMLTO’s Public Register.

Please note that CMLTO Registration staff will provide additional renewal support, outside of regular business hours, through email and telephone between December 29th and 31st from 8:00 a.m. – 8.00 p.m.

To resign effective January 1, 2026:

Beginning November 1, 2025, you may resign your CMLTO registration for 2026. Your resignation will take effect on January 1, 2026. Log in using the steps described above. Under “I want to renew as”, select “Resigned”. You will be asked to confirm your decision and your reason for resigning. You must complete the Practice Timelines section to record the hours you worked in 2025. This information will be used if you reapply for CMLTO registration in the future. Please note that:

• Retirement from your employer does not disqualify you from maintaining your CMLTO registration. However, all Practising Registrants must fulfill their professional obligations regardless of their employment status, including meeting the Quality Assurance Program requirements.
• When a Registrant resigns their CMLTO registration, they cannot legally use the protected title “Medical Laboratory Technologist” in Ontario.

If you do not complete the annual renewal or resignation processes by December 31st, you will be sent notice of CMLTO’s intention to suspend your registration.

Information regarding registration renewal is available at www.cmlto.com. If you have any questions, please contact the Registration department by email at registration@cmlto.com.