Building Code of Australia
The Building Code of Australia nominates materials to be non-combustible materials (non-combustible elements) throughout Parts C1, C2 and C3. Materials are deemed to be non-combustible materials if they are tested in accordance with AS 1530.1-1994 Methods for fire tests on buildings materials, components and structures – Combustibility test for materials, or is nominated in Part C1 Fire Resistance and Stability clause C1.12 Non-combustible materials under the building regulations. This clause nominates materials that are combustible but may be used wherever non-combustible materials are nominated. Non-combustible materials should be nominated as an essential safety measure by the building surveyor/building certifier.
The following photograph depicts a plasterboard ceiling installed in a building.