JP 3-28, page 160

Glossary GL-8 JP 3-28 incident awareness and assessment. The processing, analysis, and dissemination of information collected or acquired through the authorized use of intelligence, surveillance, and reconnaissance, and other intelligence, intelligence-related, and/or non-intelligence capabilities, during defense support of civil authorities and National Guard domestic operations. Also called IAA. (Approved for incorporation into the DOD Dictionary.) incident command system. A standardized on-scene emergency management construct designed to aid in the management of resources during incidents. Also called ICS. (DOD Dictionary. Source: JP 3-28) incident management. A national comprehensive approach to preventing, preparing for, responding to, and recovering from terrorist attacks, major disasters, and other emergencies. (DOD Dictionary. Source: JP 3-28) joint field office. A temporary multiagency coordination center established at the incident site to provide a central location for coordination of federal, state, local, tribal, nongovernmental, and private-sector organizations with primary responsibility for incident oversight, direction, or assistance to effectively coordinate protection, prevention, preparedness, response, and recovery actions. Also called JFO. (DOD Dictionary. Source: JP 3-28) law enforcement agency. Any of a number of agencies (outside the Department of Defense) chartered and empowered to enforce United States laws in a state or territory (or political subdivision) of the United States, a federally recognized Native American tribe or Alaskan Native Village, or within the borders of a host nation. Also called LEA. (Approved for incorporation into the DOD Dictionary.) mission assignment. The vehicle used by the Department of Homeland Security/Emergency Preparedness and Response/Federal Emergency Management Agency to support federal operations in a declared Stafford Act major disaster or emergency declaration that orders immediate, short-term emergency response assistance when an applicable state or local government is overwhelmed by the event and lacks the capability to perform, or contract for, the necessary work. (Approved for incorporation into the DOD Dictionary.) National Capital Region. A geographic area encompassing the District of Columbia and 11 local jurisdictions in the State of Maryland and the Commonwealth of Virginia. Also called NCR. (Approved for incorporation into the DOD Dictionary.) national emergency. A condition declared by the President or Congress by virtue of powers previously vested in them that authorize certain emergency actions to be undertaken in the national interest. (Approved for incorporation into the DOD Dictionary.) national operations center. The primary national hub for domestic incident management operational coordination and shared situational awareness. Also called NOC. (Approved for incorporation into the DOD Dictionary.)