To limit the probability that a fire will not be suppressed or controlled, which could lead to the spread of the fire to other parts of the building, which could lead to damage to the building.
To direct Code users to Article 2.1.3.1., which in turn references the National Building Code of Canada [NBC]. This, in effect, expands the application of the NBC [to existing buildings, where more than 25 000 L of distilled beverage alcohol are stored in storage tanks, drums or barrels inside such buildings].