Download Ontario Regulation 570/05 -
HereNote: April 8, 2013 has been named by proclamation as the day on which section 103 of the Ontario College of Trades and Apprenticeship Act, 2009 comes into force.
Non-application of regulation
2. This Regulation does not apply to a person engaged in the following types of electrical work:
4. Work done on the controls and equipment within refrigeration and air-conditioning units by a person authorized to do such work under Ontario Regulation 75/05 (Refrigeration and Air Conditioning Mechanic) made under the Trades Qualification and Apprenticeship Act.
7. Work done on electrical components of appliances by a person authorized to do such work under Ontario Regulation 210/01 (Oil and Gas Pipeline Systems), Ontario Regulation 211/01 (Propane Storage and Handling) and Ontario Regulation 215/01 (Fuel Industry Certificates) made under the Technical Standards and Safety Act, 2000.
A 313 Certificate holder may install wiring into the electrical panel for an air conditioner install only. Please note that this only applies in a residential setting and does not apply to a commercial/industrial property.
The individual does not have to hold a valid Electrical Contractors licence, but must take out a permit to have the work inspected. The residential permit requirements are very broad;
Renovations/Additions And Alterations:
Any change to the original wiring including repair and replacement of electrical devices. Electrical inspections are required for all electrical work (new installations and modifications). ESA will provide information on inspection requirements for the work being done.
You can download the ESA Account Application Form –
HereESA has an Authorized Contractor Program –
Here (This program is designed to allow contractors to submit jobs in bulk rather than one at a time.)
For full details download the Authorized Contractor Program Manual –
Here (See Section 4.0 Page 6 for HVAC requirements.)