Timeline of the UK electricity supply industry

It identifies significant developments in technology for the generation, transmission and use of electricity; outlines developments in the structure of the industry including key organisations and facilities; and records the legislation and regulations that have governed the UK electricity industry.

The following is a list of significant events in the history of the electricity sector in the United Kingdom.

ElecLink 51 km 1,000 MW ± 320 kV DC cables within the north running tunnel of the Channel Tunnel interconnector between France and the United Kingdom first energised 1 September.

The Electric Lighting Acts 1882 to 1909 permitted local authorities and companies to apply to the Board of Trade for provisional orders and licences to supply electricity.

[29] Note that local acts have a chapter number for the relevant year in lower-case Roman numerals.