Energy What's RegulatedThe California Public Utilities Commission (CPUC) regulates investor-owned electric and natural gas utilities operating in California. Through its oversight over utilities, the CPUC has played a key role in making California a national and international leader on a number of energy-related initiatives designed to benefit consumers, the environment, and the economy. Energy ProgramsThe energy work responsibilities of the California Public Utilities Commission (CPUC) are derived from the California State Constitution, specifically Article XII, Section 3 and other sections more generally, numerous state legislative enactments and various federal statutory and administrative requirements which the Staff on behalf of the CPUC either carries out as an adjunct to federal authority or represents the Commission and the people of the State of California in federal legislative, regulatory or judicial matters. The various mandates are represented among the following program areas: Electric CostsElectric Power Procurement and GenerationInfrastructureCustomer Energy ResourcesEnergy EfficiencyEnergy Advice Letter and Tariff InformationElectric Rates Natural GasThe California Public Utilities Commission (CPUC) regulates natural gas utility service for approximately 10.8 million customers that receive natural gas from Pacific Gas and Electric (PG&E), Southern California Gas (SoCalGas), San Diego Gas & Electric (SDG&E), Southwest Gas, and several smaller natural gas utilities. The CPUC also regulates independent storage operators Lodi Gas Storage, Wild Goose Storage, Central Valley Storage and Gill Ranch Storage. Read more about Natural Gas and California . If you are looking for information on the Aliso Canyon Well Failure, please visit this page.