On June 16, 2025, the Department of Homeland Security (DHS) published a notice in the Federal Register that it has adopted several categorical exclusions (CEs) from the requirements of the National Environmental Policy Act (NEPA) that were previously established by other agencies, as authorized by NEPA section 109. In total, DHS has adopted 27 categorical exclusions originating from the following agencies:
- Department of Housing and Urban Development
- Tennessee Valley Authority
- Bureau of Land Management
- National Resource Conservation Service
- U.S. Forest Service
- USDA Rural Development
- Navy
- Army