E-1.1, r. 1 - Regulation respecting energy conservation in new buildings

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96. Any building that is to be heated or cooled must include at least one separate temperature controlled zone for:
(1)  each heating or cooling system;
(2)  each storey;
(3)  a single room or series of rooms operated under a single tenancy, such as a dwelling unit, individual guest room in a motel or hotel, or a business and personal services occupancy;
(4)  each grouping of rooms or enclosed spaces where the heating or cooling requirements are sufficiently similar to permit similar comfort conditions to be maintained by a single thermostat; and
(5)  each vestibule with heating equipment.
O.C. 89-83, s. 96; O.C. 1721-85, s. 15.