Code of Federal Regulations Title 5. Administrative Personnel § 5.1400.102 Definitions and applicability

(A) Protecting the nation, its citizens and residents from acts of terrorism, espionage, or foreign aggression, including those positions where the occupant's duties involve protecting the nation's borders, ports, critical infrastructure or key resources, and where the occupant's neglect, action, or inaction could bring about a material adverse effect on the national security;

(B) Developing plans or policies related to national defense or military operations;

(C) Planning or conducting intelligence or counterintelligence activities, counterterrorism activities and related activities concerned with the preservation of the military strength of the United States;

(D) Protecting or controlling access to facilities or information systems where the occupant's neglect, action, or inaction could bring about a material adverse effect on the national security;

(E) Controlling, maintaining custody, safeguarding, or disposing of hazardous materials, arms, ammunition or explosives, where the occupant's neglect, action, or inaction could bring about a material adverse effect on the national security;

(F) Exercising investigative or adjudicative duties related to national security, suitability, fitness or identity credentialing, where the occupant's neglect, action, or inaction could bring about a material adverse effect on the national security;

(G) Exercising duties related to criminal justice, public safety or law enforcement, where the occupant's neglect, action, or inaction could bring about a material adverse effect on the national security;  or

(H) Conducting investigations or audits related to the functions described in paragraphs (a)(4)(ii)(B) through (G) of this section, where the occupant's neglect, action, or inaction could bring about a material adverse effect on the national security.