| Types of Premises | Types of Equipment (see key above) | User Checks Note (2) | Class I (Earthed) | Class II (Non earthed) | |||
| Formal Visual Inspection Note (3) | Combined Inspection and Testing Note (5) | Formal Visual Inspection Note (3) | Combined Inspection and Testing Note (5) | ||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
| 1 | Construction Sites 110 V Equipment | S IT M# P# H# |
None None Weekly Weekly Weekly |
1 Month 1 Month 1 Month 1 Month 1 Month |
3 Month 3 Month 3 Month 3 Month 3 Month |
1 Month 1 Month 1 Month 1 Month 1 Month |
3 Month 3 Month 3 Month 3 Month 3 Month |
| 2 | Industrial Including Commercial Kitchens | S IT M P H |
Weekly Weekly Before Use Before Use Before Use |
None None 1 Month 1 Month 1 Month |
12 Month 12 Month 12 Month 6 Month 6 Month |
None None 3 Month 3 Month 3 Month |
12 Month 12 Month 12 Month 6 Month 6 Month |
| 3 | Equipment Used by the Public | S IT M P H |
Note (6) + Note (6) + Note (6) + Note (6) + Note (6) + |
Monthly Monthly Weekly Weekly Weekly |
12 Month 12 Month 6 Month 6 Month 6 Month |
3 Months 3 Months 1 Month 1 Month 1 Month |
12 Month 12 Month 12 Month 12 Month 12 Month |
| 4 | Schools | S IT M P H |
Weekly+ Weekly+ Weekly+ Weekly+ Before Use+ |
None None 4 Month 4 Month 4 Month |
12 Month 12 Month 12 Month 12 Month 12 Month |
12 Months 12 Months 4 Month 4 Month 4 Month |
48 Month 48 Month 48 Month 48 Month 48 Month |
| 5 | Hotels | S IT M P H |
None None Weekly Weekly Before Use |
24 Month 24 Month 12 Month 12 Month 6 Month |
48 Month 48 Month 24 Month 24 Month 12 Month |
24 Months 24 Months 24 Month 24 Month 6 Month |
None None None None None |
| 6 | Offices and Shops | S IT M P H |
None None Weekly Weekly Before Use |
24 Month 24 Month 12 Month 12 Month 6 Month |
48 Month 48 Month 24 Month 24 Month 12 Month |
24 Months 24 Months 24 Month 24 Month 6 Month |
None None None None None |
Note (2) - User checks are not recorded unless a fault is found
Note (3) - The formal visual inspection may form part of the combined inspection and tests when they coincide, and must be recorded
Note (4) - If the class of equipment is not known, it must be treated as Class I
Note (5) - The results of the combined inspections and tests are recorded
Note (6) - For some equipment such as children's rides a daily check may be necessary
Note (+) - By teacher / supervisor / member of staff
Note (#) - 110V earthed centre tapped supply. 230V portable or hand-held equipment must be supplied via a 30 mA RCD and inspections and tests carried out more frequently
The information on suggested initial frequencies given above is more detailed and specific than HSE guidance, but is not considered to be inconsistent with it