Title 6 › CHAPTER 2 — NATIONAL EMERGENCY MANAGEMENT › SUBCHAPTER II — COMPREHENSIVE PREPAREDNESS SYSTEM › Part F — Global Catastrophic Risk Management › § 821
Defines key words used in the part. "Administrator" means the head of the Federal Emergency Management Agency (FEMA). "Basic need" covers goods, services, or activities needed to protect people’s health, safety, and general welfare, and includes six areas: food, water, shelter, basic communication services, basic sanitation and health services, and public safety. "Catastrophic incident" means a natural or human-caused disaster that causes very large casualties or damage, mass evacuations, or severe disruption to people, infrastructure, the environment, the economy, national morale, or government functions in an area. It can include events that last a long time nationwide, quickly overwhelm state and local resources, or interrupt government and emergency services so much that national security could be threatened. "Critical infrastructure" uses the definition in section 5195c(e) of title 42. "Existential risk" means the possibility of human extinction. "Global catastrophic risk" means the chance of events that would seriously harm or set back human civilization worldwide. "Global catastrophic and existential threats" are threats that could cause system-wide failure, destroy critical infrastructure, or greatly harm civilization; examples include severe global pandemics, nuclear war, asteroid or comet impacts, supervolcanoes, sudden severe climate change, and intentional or accidental threats from emerging technologies. "Indian Tribal government," "local government," and "State" use the meanings in section 5122 of title 42. "National exercise program" means activities to test and evaluate the national preparedness goal and related plans and strategies as described in section 748(b) of this title. "Secretary" means the Secretary of Homeland Security.
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Domestic Security, Source: USLM XML via OLRC
Legislative History
Reference
Citation
6 U.S.C. § 821
Title 6, Domestic Security
Last Updated
Sep 22, 2026
Release point: 119-110