The General concept of the electric power industry covered the area within the administrative borders of a former Warsaw Capital Voivodeship. The concept determined the perspectives and directions of shaping the power infrastructure system. They were marked on a map with the existing system of power lines, both overhead and cable, divided into 110 kV, 220 kV and 400 kV. In addition, the electrical power and heating plants, which complement the entire power infrastructure system, were marked.