NCC 2019 Volume One
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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c

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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c
Section E Services and equipment

Section E Services and equipment

Part E1 Fire-fighting equipment

NT E1.5 Sprinklers

In addition to Table E1.5 insert NT Table E1.5 for Class 9a buildings as follows:

NT Table E1.5 Requirements for sprinklers
Occupancy When sprinklers are required
Class 9a if more than one storey