15 U.S.C. § 790a — National Energy Information System; information required to be maintained

(a) The Director must establish a National Energy Information System, called the “System,” operated and maintained by the Office. It must contain information describing and allowing analysis of energy supply and consumption within and affecting the United States, organized by suitable geographic areas and economic sectors to meet the needs of: (1) the Administration’s lawful functions; (2) Congress; (3) United States officials and employees with energy-policy decision authority; and (4) States, as required by the Natural Gas Act and Federal Power Act. (b) At minimum, the System must contain information needed for the Administration’s statistics and forecasts. As soon as possible and as far as practical with available resources and the Director’s priorities, it must also cover: (1) the energy-supply system’s institutional structure, including ownership and control of mineral-fuel and nonmineral resources and production, distribution, and marketing of fuels and electricity; (2) consumption of those resources and electricity by suitable classes, sectors, and regions; (3) how reserves, exploration, development, production, transportation, and consumption respond to economic factors, environmental limits, technology, and substitute energy sources; (4) whether information and statistics from different sources can be compared; (5) industrial, labor, and regional effects of changes in energy supply and consumption; (6) international aspects of the changing energy situation, economic and otherwise; and (7) long-term relationships between United States and world energy supply and consumption.