- Federal Agencies
- Bureau of Indian Affairs (BIA)
- Bureau of Land Management (BLM)
- Bureau of Reclamation (BOR)
- Department of Defense (DOD)
- Department of State (DOS)
- Federal Communication Commission (FCC)
- Federal Energy Regulatory Commission (FERC)
- Federal Highways Administration (FHWA)
- Office of Surface Mining (OSM)
- Surface Transportation Board (NTSB)
- U.S. Army Corps of Engineers (USACE)
- U.S. Forest Service (USFS)
- Western Area Power Administration (WAPA)
- State and Local Agencies
- Abandoned Mine Land (AML)
- Department of Environmental Quality (DEQ)
- State Departments of Transportation (DOTs)
- Department of Natural Resources and Conservation (DNRC)
- Fish and Wildlife Departments
- Municipalities
- State Historic Preservation Offices (SHPO)
