15 Drainage work defined 17 PART PROTECTION 18 17 Fire protection work defined 18 18 Requirements for fire protection work 18 PART 19 19 Terms used in this Part 19 20 Gasfitting work defined 19 21 Type A appliance servicing work 20 22 Type A appliance conversion work 20 23 Type B gasfitting work 21 24 Type B gasfitting advanced work 22 PART 24 25 Irrigation (non-agricultural) work defined 24 PART SERVICES 25 26 Mechanical services work defined 25 27 Requirements for mechanical services work 26 28 Refrigerated air-conditioning work defined 27 29 Requirements for refrigerated air-conditioning work 28 PART (STORMWATER) 29 30 Roofing (stormwater) work defined 29 31 Requirements for roofing (stormwater) work 30 PART 31 32 Sanitary work defined 31 PART SUPPLY 32 34 Water supply work defined 32 35 Requirements for water supply work 32 36 Backflow prevention work defined 33 37 Requirements for backflow prevention work 33 PART FOR 34 37A Prescribed class or classes of plumbing work or specialised plumbing work required to carry out specialised plumbing work 34
15 Drainage work defined 17 18 17 Fire protection work defined 18 18 Requirements for fire protection work 18 19 19 Terms used in this Part 19 20 Gasfitting work defined 19 21 Type A appliance servicing work 20 22 Type A appliance conversion work 20 23 Type B gasfitting work 21 24 Type B gasfitting advanced work 22 24 25 Irrigation (non-agricultural) work defined 24 25 26 Mechanical services work defined 25 27 Requirements for mechanical services work 26 28 Refrigerated air-conditioning work defined 27 29 Requirements for refrigerated air-conditioning work 28 29 30 Roofing (stormwater) work defined 29 31 Requirements for roofing (stormwater) work 30 31 32 Sanitary work defined 31 32 34 Water supply work defined 32 35 Requirements for water supply work 32 36 Backflow prevention work defined 33 37 Requirements for backflow prevention work 33 34 37A Prescribed class or classes of plumbing work or specialised plumbing work required to carry out specialised plumbing work 34 PROTECTION SERVICES (STORMWATER) SUPPLY PART PART PART FOR PART PART PART PART PART
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