The Safety, Health & Welfare at Work Act (General Application)(Amendment) Regulations, 2001 places an obligation that due diligence be shown in ensuring safety of equipment in the following circumstances:
1. Where electrical equipment or tools are used by employees.
2. Where the public may use appliances in premises such as schools, hotels, 
shops,B&Bs etc.
3. Where appliances are supplied or hired.
4. Where appliances are repaired or serviced.
The inspection and testing requirements will depend upon the risk of the appliance becoming faulty. This is governed by the type of appliance, the nature of its use and the environment in which it is used.