Unified Command is may be used when:

The UC may be used whenever multiple jurisdictions are involved in a response effort. These jurisdictions could be represented by:

• Geographic boundaries (such as two states, Indian Tribal Land);
• Governmental levels (such as local, state, federal);
• Functional responsibilities (such as fire fighting, oil spill, Emergency Medical Services (EMS));
• Statutory responsibilities (such as federal land or resource managers, responsible party under OPA or CERCLA); or
• Some combination of the above.