The Ontario Building Code | Exclusions
(1) Except as provided in Subsection 9.10.15. and Articles 188.8.131.52. and 184.108.40.206., buildings used or intended to be used as seasonal recreational buildings need not comply with Sections 9.5. to 9.7. and 9.9. to 9.11.
(2) Flooring need not comply with Section 9.30., but tight-fitting floors shall be provided to support the live and dead loads.
(3) Except as provided in Sentence (4), thermal insulation, vapour barrier, air barrier construction, interior finishes, plumbing, heating, mechanical ventilation, air-conditioning and electrical facilities, need not be provided, but where any of these are provided, they shall comply with the requirements of this Part.
(4) Where heating and air-conditioning are provided, Article 220.127.116.11. need not be complied with.