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Type III construction is that type of construction in which the exterior walls are of noncombustible materials and the interior building elements are of any material permitted by this code. Fire-retardant-treated wood framing and sheathing complying with Section 2303.2 shall be permitted within exterior wall assemblies of a 2-hour rating or less.

Related Code Sections

602.3 Types of Construction, Type III
Type III construction is that type of construction in which the exterior walls are of noncombustible materials and the interior building elements ...
602.3 Types of Construction, Type III
Type III construction is that type of construction in which the exterior walls are of noncombustible materials and the interior building elements ...