Electrical wiring is an electrical installation of cabling and associated devices such as switches, distribution boards, sockets, and light fittings in a structure. Wiring is subject to safety standards for design and installation. it is a collective term for any form of labor or materials used in the installation, maintenance, or extension of an electrical wiring system in a building or structure. It requires the experience and expertise of professional electricians because of the risks and complexity involved in electrical operations.