9 C.F.R. § 555.9
(b) In case of a wreck or similar extraordinary emergency, the Department seals on a railroad car or other means of conveyance containing any inspected and passed product may be broken by the carrier, and if necessary, the articles may be reloaded into another means of conveyance, or the shipment may be diverted from the original destination, without another shipper's certificate; but in all such cases the carrier must immediately report the facts by telephone or telegraph to the District Manager in the area in which the emergency occurs. The report must include the following information: