Do I Need a Permit to Rewire a Room?

Electrical Q&A

Yes, rewiring a room in Ontario requires a permit through the Electrical Safety Authority, regardless of whether it is a full room rewire or the addition of several new circuits. Here is why this applies and how the process works, from the licensed electricians at EZSMART, serving Toronto and the GTA.

Why Permits Apply Even to a Single Room

Permit requirements are based on the nature of the electrical work, not the size of the project. Installing new circuits, rewiring existing ones, or making significant changes to a room’s electrical system all fall under work that requires a permit, since it directly affects your home’s safety and code compliance regardless of scope.

How the Process Works for a Room Rewire

Your licensed electrical contractor files a permit application with the Electrical Safety Authority before work begins
The rewiring work is completed for the room
An ESA inspection confirms the work meets code
You receive a Certificate of Inspection documenting the completed, approved work

Why Skipping the Permit Is a Bad Idea

Unpermitted work can complicate home insurance related to any future electrical incident
It can be flagged during a home sale, delaying or complicating the transaction
There is no independent verification the work was done safely and to code
It can carry legal and financial consequences if discovered later

Frequently Asked Questions

Does adding just one new outlet in a room require a permit?
Generally yes, since it involves new wiring work, though your electrician can confirm specific requirements for minor additions.

Who is responsible for pulling the permit, me or my electrician?
Your licensed electrical contractor typically handles the permit application as part of the project.

How long does the permit and inspection process take for a room rewire?
This varies based on scope and ESA scheduling, though your electrician will typically outline a realistic timeline as part of your project plan.

Planning to rewire a room in your home? EZSMART handles the full permit and inspection process as part of licensed electrical work across Toronto and the GTA. Call 416-838-9006, and see what our customers say on our Google reviews page.

      EXCELLENT  
   Based on 32 reviews 
    
 
 
 
   
 
 
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   Petru Petru 
 
 
 
 Trustindex verifies that the original source of the review is Google. I upgraded electrical pannel to 200 Amp. And Amir  did a good job and fast. I recomend.
  
 
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   Ronald D 
 
 
 
 Trustindex verifies that the original source of the review is Google. "I cannot recommend Amir enough. We hired him to upgrade our electrical panel to 200-amps. From the moment he arrived, he was professional, punctual, and highly communicative. Amir took the time to explain the process, answered all my questions. If you need an electrician who is honest, skilled, and respects your home, look no further. We will definitely be using Amir for all of our future electrical needs.
  
 
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   mycal 
 
 
 
 Trustindex verifies that the original source of the review is Google. I Highly recommend Amir .  Him and His work is exceptional and his quote was far better than the other companies that quoted for upgrading my 100 amp panel to 200 amps. 5 stars is not enough.
  
 
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   Bee Honest 
 
 
 
 Trustindex verifies that the original source of the review is Google. Not recommend!!! Overall the work felt very Jimmy Rigged and rushed like Mickey Mouse job rather them professional electrical work. The lack of preparation, lack of proper tools and poor communication made the whole experience frustrating Never again!! Homeowners be cautious!!
  
 
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   tommy dubeau 
 
 
 
 Trustindex verifies that the original source of the review is Google. Shawn and Amier provided an excellent service, both where extremely helpful in assisting with extra services that was required for my repairs and upgrade, any one living in the Vaughan area should consider using them for any electrical work to there home or property.
  
 
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   Muhammad Ahsan 
 
 
 
 Trustindex verifies that the original source of the review is Google. Awesome jobe done  by Amir
  
 
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   Mehran Jabbari 
 
 
 
 Trustindex verifies that the original source of the review is Google. Outstanding Electrician – Highly Recommend Amir at EZSMART CORPORATION After interviewing eleven electricians, I chose Amir from EZSMART CORPORATION to upgrade my home to 200A service and install an EV charger—and I couldn’t be happier with that decision. From our first conversation, Amir made me feel confident and at ease. He was honest, transparent, and never tried to upsell unnecessary work. Instead, he offered practical advice and even recommended the best EV charger for my vehicle. Once the job began, a few unexpected issues came up—none of which were his fault or included in the original estimate. Still, Amir resolved them without charging extra. That level of integrity is rare. Amir’s professionalism, fairness, and attention to detail truly set him apart. If you need electrical work done, I highly recommend Amir and EZSMART CORPORATION.
  
 
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   Kwok Keung lewes Kam 
 
 
 
 Trustindex verifies that the original source of the review is Google. Nice and professional, strongly recommended
  
 
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   Toktam Jalalian 
 
 
 
 Trustindex verifies that the original source of the review is Google. "Fantastic work! EZSMART CO was professional, efficient, and very knowledgeable. They handled everything with care and made sure everything was up to code. Highly recommended!"
  
 
      Posted on Google  
   
   Avesh Raina 
 
 
 
 Trustindex verifies that the original source of the review is Google. Professional and a clean job. Recommend highly. Amir installed an EV outlet for me.