Department of the Interior (DOI)

• Bureau of Indian Affairs (BIA)
• Bureau of Indian Education (BIE)
• Bureau of Land Management (BLM)
• Bureau of Ocean Energy Management (BOEM)
• Bureau of Reclamation
• Bureau of Safety and Environmental Enforcement (BSEE)
• National Park Service (NPS)
• Office of Surface Mining Reclamation and Enforcement (OSMRE)
• U.S. Fish and Wildlife Service (USFWS)
• U.S. Geological Survey (USGS)
• Office of Insular Affairs (OIA)