8422Defense and Security

administration, supervision and operation of military defense for the armed forces, including land, sea, air, and space forces in facing attacks by land, sea, and air, engineering defense, transportation, communications, intelligence, material, personnel, other non-war forces and commands, reserve forces of defense institutions, military logistics (provision of equipment, infrastructure, food supplies, etc.), and health services for military personnel in the field; | administration, operation, and support for civil defense; | support for the preparation of contingency plans and the implementation of exercises involving civilian institutions and populations; | defense administration related to research and development policies and related financial or funding institutions.