The Division of Loss Control/Investigation shall investigate the cause, origin and circumstances of every fire occurring in the town which is of suspicious nature, or which involves serious injury or loss of life to persons, and where property has been destroyed or substantially damaged and, so far as possible, shall determine whether the fire is the result of carelessness or design. The investigations shall begin immediately upon the occurrence of a fire. The Fire Marshal shall take charge immediately of the physical evidence, shall notify the proper authorities designated by law to pursue the investigation of the matter and shall further cooperate with the authorities in the collection of evidence and in the prosecution of the case. Every fire shall be reported in writing to the Division of Loss Control/Investigation within one day after the occurrence of the same by the Fire Department officer in charge of the firefighting operation at the fire. The report shall be in the form as shall be prescribed by the Fire Chief or the Fire Marshal of the Fire Department and shall contain a statement of all facts relating to the cause, origin and circumstances of the fire, the extent of the damage thereof, the insurance upon the property and other information as may be required, including the injury, death or rescue of persons.
(OC, § 3-2-17)