Electricity Act 1947The Electricity Act 1947 (10 & 11 Geo. 6.List of pre-nationalisation UK electric power companiesElectricity (Supply) Act 1919Electricity (Supply) Act 1922Electricity (Supply) Act 1926Electricity (Supply) Act 1935Electricity Act 1957Electricity Act 1989British Electricity AuthorityUtilities Act 2000Distribution network operatorNorthern Ireland ElectricitySource: Wikipedia — Electricity Act 1947 (CC BY-SA 4.0)