Which term refers to the hierarchy within a fire department that defines roles and responsibilities?

The term that refers to the hierarchy within a fire department that defines roles and responsibilities is the Chain of Command. This structure is vital for ensuring effective communication and operational efficiency during emergencies. It establishes a clear line of authority, allowing for swift decision-making and accountability among personnel. This hierarchy enables the fire department to function smoothly, as every member knows their specific role and to whom they report, which is crucial during high-pressure situations such as firefighting and rescue operations.

In a fire department, the Chain of Command typically outlines the ranks from the highest level of command down to the firefighters, indicating who has the authority to give orders and who is required to follow them. This system helps prevent confusion and ensures that directives are clear and understood by all involved.