Permits & Arborist Reports
If you’re planning tree work in Ontario, there’s a good chance you’ll need a permit or arborist report—especially in cities like Toronto, Oshawa, or Peterborough. This section explains what’s required, how to apply, and why working with certified professionals makes a difference.
You’ll find articles written by ISA-certified arborists who understand municipal bylaws and the legal steps involved in tree removal, pruning, and construction-related tree assessments. We break down the details for homeowners, builders, and property managers.
You’ll learn:
- When a tree removal permit is required in your area
- What to include in an arborist report
- How cities assess tree protection zones and compensation fees
- Why ISA certification matters when submitting documentation
Each post offers local, practical guidance based on real jobs and city procedures. If you’re unsure about the next step, our team can handle the permit process and provide all required documents.
Scroll down to read more or visit our Arborist Reports page for service details.
Google Reviews

They also took away some trimmings I had along the side of the garage and got rid of that too.

Heather L


Thanks guys!

Communications with the office, couldn't ask for better from quote to completion.
The friendly "A" crew were promptly here. Worked together quickly as a team. Were so organized, paying attention to every detail, insuring safety to the crew, us, neighbors and property.
"A" Crew you ask? AMAZING!!!!
Would recommend to anyone who wants a PROFESSIONAL JOB DONE!
Totally Impressed!!




He showed up with his crew and immediately got to work. I was impressed by how quickly everything went and the quality of their equipment. His crew lead (can't remember his name) explained that Chris keeps updating their equipment, which helps them move quicker.
Would recommend, professional, knowledgeable, and efficient.







We wouldn't hesitate to recommend this company for any tree work.



What truly set them apart was their meticulous cleanup—when they were done, the area was spotless. Chris is highly knowledgeable about tree health and diseases, and he provided valuable guidance on which trees needed to be removed and which could be preserved. Beyond his professionalism, he was genuinely a pleasure to work with—just an all-around nice guy. I highly recommend his services without hesitation.






The 5 guys were professional, safe, organized, and had great customer service.
Would recommend Sarginson if you need to remove any tree in a very unusual situation.
Thank you, Sarginson!


I was very satisfied with the job and Chris. Would recommend for tree removal. (I didn’t get tree stump grinded as an extra cost, but may do later)
Wendy






This crew went over and above my expectations. If you want a quality service, please hire Sarginson's Tree Service ! ! !
Many thanks ! ! !
I will be recommending your company to everyone I know ! ! !

I would highly recommend them for tree care services
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ISA Certified Arborist
Call: (905) 391-8454
