NCC 2016 Volume Three State Australian Capital Territory New South Wales Northern Territory Queensland South Australia Tasmania Victoria Western Australia Climate Zone Climate Zone 1 Climate Zone 2 Climate Zone 3 Climate Zone 4 Climate Zone 5 Climate Zone 6 Climate Zone 7 Climate Zone 8 Building 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 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 Filter State Australian Capital Territory New South Wales Northern Territory Queensland South Australia Tasmania Victoria Western Australia Climate Zone Climate Zone 1 Climate Zone 2 Climate Zone 3 Climate Zone 4 Climate Zone 5 Climate Zone 6 Climate Zone 7 Climate Zone 8 Building 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 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 Breadcrumb NCC NCC 2016 Volume Three Northern Territory Section D Stormwater Drainage Systems Section D Stormwater Drainage Systems Part D1 Roof Drainage Systems Part D1 does not apply in the Northern Territory. Part D2 Surface and Subsurface Drainage Systems Part D2 does not apply in the Northern Territory.