National Inter-agency Incident Management System (NIIMS): Operational System Description, Position Descriptions & Procedures Manual for General Use [open pdf - 58KB]
"The National Interagency Incident Management System (NIIMS) has been developed to provide a common system that emergency service agencies can utilize at local, state, and federal levels. NIIMS consists of five major sub-systems that collectively provide a total systems approach to all risk incident management. The sub-systems are: Incident Command System (ICS), Training, Qualifications and Certification System, Publications Management, and Supporting Technologies."
Veterans Health Administration, Emergency Management Strategic Healthcare Group, http://www1.va.gov/emshg/