The Ministry of Power was a United Kingdom government ministry dealing with issues concerning energy. The Ministry of Power (then named Ministry of Fuel and Power) was created on 11 June 1942 from functions separated from the Board of Trade. It took charge of coal production, allocation of fuel supplies, control of energy prices and petrol rationing. These had previously been dealt with by the Secretary for Mines and in the case of petroleum since 1940 by the Secretary for Petroleum. The Petroleum Board, responsible for the coordination of the war-time petroleum 'pool' for oil supplies (except oil for the Royal Navy), continued in this role until the Board was dissolved in 1948. It also took over responsibility for electricity from the Ministry of War Transport and its predecessor the Mini