ICS 400 is intended for an audience of experienced responders and other senior emergency management personnel who may perform in a leadership capacity for major or complex incidents (Type 1 or Type 2 incidents).

Although this is an advanced ICS course, it is not intended to develop mastery of area command. The purpose of this course is to expose students to the concepts of utilizing area command in major and complex incidents. It is not intended to develop mastery of area command. The purpose of this course is to expose ICS and other incident management practitioners to the concepts of using area command in major and complex incidents. The course expands upon information covered in the ICS 100, ICS 200, and ICS 300 prerequisite courses.