45. Hazardous substances:(1) Quantities of hazardous, explosive, flammable or toxic substances stored in any building shall be limited to:(a) quantities required for the maintenance of the building and the operation of its equipment;
(b) the specific needs of the building, taken into account the destination of such building.
(2) Hazardous substances permitted in a public building under subsection 1 shall be stored, handled and used in accordance with the National Fire Code of Canada 1985 issued by the National Research Council of Canada (NRCC No. 23175).