AS/NZS 3760 sets test intervals by environment — the tougher the conditions, the more often items need testing.
| Environment | Typical equipment | Test interval |
|---|---|---|
| Construction & building sites | Power tools, extension leads, RCDs | Every 3 months |
| Factories, workshops & manufacturing | Machinery leads, bench tools, welders | Every 6 months |
| Commercial cleaning & hire equipment | Vacuums, polishers, hire tools | Every 6 months |
| Hostile environments (kitchens, warehouses) | Kitchen appliances, warehouse equipment | Every 12 months |
| Offices, shops & other non-hostile environments | Computers, monitors, chargers, fans | Every 12 months* |
*Where items are fixed securely and in place 5 year testing applies. Not sure which category fits? Send us a photo or description and we'll tell you — free.
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