Legal Definitions - Department of Energy

The Department of Energy (DOE) is a cabinet-level agency within the U.S. federal government. Its primary role is to advise the President on national energy policy and to lead efforts in ensuring the nation's energy security. This includes promoting efficient energy use, exploring diverse energy sources, and safeguarding the environment. The DOE also oversees critical areas such as energy research and development, conservation programs, and the management of the nation's nuclear weapons complex and related nuclear materials.

• For instance, the DOE might provide significant funding for a research initiative aimed at developing next-generation battery technologies that can store renewable energy more efficiently. This demonstrates the DOE's commitment to research, development, and demonstration of energy technology, fostering diversity in energy sources like solar and wind, and promoting efficient energy use by improving storage capabilities.

• Another example is the DOE's oversight of the cleanup and remediation of former nuclear weapons production sites across the country. This involves safely managing radioactive waste and contaminated facilities. This illustrates the DOE's responsibility for the nuclear-weapons program (including its environmental legacy) and its dedication to improved environmental quality by addressing hazardous materials.

• The DOE also sets and enforces energy efficiency standards for various consumer products, such as light bulbs and water heaters. By requiring manufacturers to meet these standards, the agency ensures that new products consume less energy, leading to significant national energy savings. This exemplifies the DOE's leadership in achieving efficient energy use and promoting energy conservation as part of a comprehensive national energy plan.