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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
Part A6 Building classification Part B1 Cold water services Part B2 Heated water services Part B3 Non-drinking water services NSW Part B4 Fire-fighting water services Part B5 Cross-connection control Part C2 Sanitary drainage systems NSW Part C3 On-site wastewater management NSW Referenced documents NSW Footnote: Other legislation affecting buildings