In Plain Language

Buildings or parts of buildings used to store combustible fibres (materials like loose cotton, paper, or similar fibrous goods that pose elevated fire load and dust risks) are subject to this clause's classification rule, which determines how such storage areas are treated for occupancy classification purposes.

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.