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Notice of Annual Registration Renewal

CMLTO Annual Registration Renewal is required of all members of the medical laboratory technology profession in Ontario. Membership renewal must be completed using the online process. For information about fees, go to this page.

The Annual Registration Renewal notice is mailed annually in the second week of October.

Your registration renewal notice includes your user name and password which provides you with secure access to CMLTO online services. Online renewal is available beginning November 1st at www.cmlto-onlineservices.com.

Regarding the registration renewal process:

  • Payment options are credit card (Visa and MasterCard only) and Interac/Debit payment.
  • Once renewed, each member prints his/her own proof of registration/tax receipt through the CMLTO's online services. Proof of registration/tax receipt are available to print electronically at any time during the year.
  • Proof of registration/tax receipts indicate specialties the member is registered to practice in and replace wallet cards as the method of 'hard-copy' registration verification.
  • Suspension notices will be issued in January.

The renewal due date is December 31st.

Questions regarding renewal should be directed to 416-861-9605 or toll-free at 1-800-323-9672, or This e-mail address is being protected from spambots. You need JavaScript enabled to view it .