How big of a shed can I build before I require a permit?
Sheds up to 15 square meters are exempt from requiring a building permit, provided it meets conditions outlined in the Ontario Building Code.
O. Reg. 451/22 made under the Building Code Act, 1992 - Article 1.3.1.1. of Division C of the Regulation:
A shed is exempt from the requirement to obtain a permit under section 8 of the Act and is exempt from compliance within the Ontario Building Code, provided that the shed,
a) is not more than 15 square meters in gross area,
b) is not more than one storey in building height,
c) is not attached to a building or any other structure,
d) is used only for storage purposes ancillary to a principal building on the lot, and
e) does not have plumbing.
Categories: Building