The Ontario Building Code | Tanks
7.6.1.8. Tanks
(1) Every water pipe that supplies a hot water tank, pressure vessel, plumbing appliance or water using device shall be provided with a shut-off valve located close to the tank, pressure vessel, plumbing appliance or water using device.
In Plain Language
Water storage tanks in the distribution system must meet the requirements set out in this article, covering aspects such as construction and connection to the rest of the system.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.