Portable appliance testing (PAT) is the examination of electrical appliances and equipment to ensure they are safe to use.
There are many myths about PAT.
However, the HSE has a set of frequently asked questions to find the key facts about the inspection and testing of portable electrical equipment.
You can download the leaflet Maintaining portable electric equipment in low-risk environments.
It sets out simple and sensible precautions you should take to prevent danger from portable or movable electrical equipment.
The CIP Construction H&S Manual contains guidance on PAT Testing and general advice on electrical safety on construction sites.
You can also visit the HSE website for more information on portable appliance testing.