What is the purpose of an incident timeline?

• A. To reconstruct events in chronological order, aiding investigations, court presentations, and supervisor reviews.
• B. To determine the priority of units on a call.
• C. To record only the timing of EMS arrival.
• D. To decide disciplinary actions for officers.

Answer: (A)

The main purpose of an incident timeline is to reconstruct events in chronological order, so investigators can see what happened, when it happened, and who was involved. This clear sequence helps build a factual storyline that supports investigations, can be presented in court or to a supervisor for review, and makes it easier to spot gaps or inconsistencies in statements or actions. It isn’t simply about when EMS arrived or about prioritizing units, and while a timeline may inform disciplinary considerations, its primary use is to document the sequence of events so decisions are based on an accurate, verifiable record.