Electrical Installation refers to any electrical wiring, fitting or apparatus used for the conveyance and control of electricity in any premises.

A EMA licence is required to use or operate an electrical installation of approved load exceeding 45 KVA used for non-domestic purposes.

Electrical installation in premises used for "hazardous trades", irrespective of their approved load are also required to be licensed. Examples are motor paintshops, wood-working or saw-milling, petrol stations, paints and petroleum products, and temporary supply for building sites or engineering construction works.

Electrical installations are licensed to ensure that they are operated and maintained by licensed electrical workers and are safe to use.

Consumer is required to appoint an appropriate class of licensed electrical worker to take charge of his electrical installation and submit application for electrical installation licence through his appointed licensed electrical worker.