Recognized Certification Marks

Before an electrical product or piece of electrical equipment is used, sold, displayed or advertised for sale in Ontario, it must be approved by an accredited certification or evaluation agency. The item must carry the official mark or label of the agency which indicate that the product has been independently assessed for safety. The following is a list of recognized marks and labels:

Download Ontario's Electrical Product Approval Requirements (information card)


Recognized Certification Markings

recognized certification marks



Recognized Component Certification Markings


Note: Electrical components bearing these marks may have restrictions on their performance or may be incomplete in construction, and are intended to be used as part of a larger approved product or system. The Component Recognition marking is found on a wide range of products, including some switches, power supplies, printed wiring boards, some kinds of industrial control equipment and thousands of other products.


Recognized Field Evaluation Agency Markings

recognized field evaluation marks

      TUV-SUV Field evaluation label


Recognized Panel-Only* Field Evaluation Agency Markings


* NOTE: “PANEL ONLY” label identifies that the panel has been evaluated to the SPE-1000. It does not cover equipment that is added or connected to the panel.

Who Can Certify Electrical Products in Ontario