The Committee on Homeland Security provides oversight for the Department of Homeland Security and addresses issues related to counterterrorism, cybersecurity, border security, emergency preparedness, and critical infrastructure protection. It develops legislation to secure the nation from various threats.

The Committee on Natural Resources considers legislation related to public lands, national parks, wildlife, fisheries, mining, energy resources on federal lands, and Native American affairs. It oversees agencies like the Department of the Interior and the Forest Service within the Department of Agriculture.