Change country, reading language or displayed units. Legal and licensing information always stays inside the selected work jurisdiction. In Ontario, almost all electrical work requires an ESA notification. When you hire someone, the work must be performed by a Licensed Electrical Contractor; a building permit is not the same as an ESA notification. Start with the work jurisdiction, the responsible authority, and the current official source. Language and display units do not change legal scope or safety obligations. In Ontario, almost all electrical work requires an ESA notification. When you hire someone, the work must be performed by a Licensed Electrical Contractor; a building permit is not the same as an ESA notification. This page provides a regulatory boundary only. It is not DIY wiring or inspection instruction. No. ESA states that the two are separate requirements. Confirm the notification and inspection path before work begins or is concealed. This page provides a regulatory boundary only. It is not DIY wiring or inspection instruction. Almost all electrical work in Ontario requires an ESA notification; hired electrical work must be performed by a Licensed Electrical Contractor, and a building permit does not replace the notification. This page provides a regulatory boundary only. It is not DIY wiring or inspection instruction.Choose your work context
Ontario Home Power Context
Ontario Home Power Context
Ontario requirements and official signal
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Does a building permit replace an ESA notification?
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