Fixed wire testing Test frequency

Test frequency on new builds will be set by the designer responsible for the fixed wire installation. Thereafter it is specified by the test engineer in line with the following guidelines:

Maximum period 5 years between inspections and testing

Commercial (or change of occupancy)
Offices
Shops
Hospitals
Educational establishments
Restaurants and hotels
Public Houses

Maximum period 3 years between inspections and testing:

Industrial
Leisure complexes (excl pools)
Theaters
Agricultural & horticultural
Note that for some special installations (eg swimming pools, petrol stations, caravan parks) the recommended maximum period between inspections and testing is one year. Other regulations may apply such as Local Authority conditions/cinematograph (safety) regulations, etc.

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