We at SHAMAIM HOMES are here to answer all your question according to the REGULATION, ZONING BY-LAW, and ONTARIO BUILDING CODE; but generally, a permit needs to be obtained for the following items: Change the use of a building Make renovations or repairs or add to a building Construct any new building over ten square meters in the area or place another structure, such as a mobile home, on your property Construct a seasonal building Excavate or construct a foundation Undertake work regarding the installation, alteration, extension, or repair of an on-site sewage system Electrical, Plumbing, and Mechanical Alterations