49 C.F.R. § 174.114
When a car seal is changed on a car requiring “EXPLOSIVES 1.1 or EXPLOSIVES 1.2 (EXPLOSIVES A) placards” while en route or before delivery to a consignee, a record of the change showing the following information must be made on or attached to the waybill or other form of memorandum which must accompany the car to its destination:
Railroad Place Date Car Initials Car Number Number or description of seal broken Number or description of seal used to reseal car Reasons for opening car Condition of load Name and occupation of person opening car
[Amdt. 174-26, 41 FR 16092, Apr. 15, 1976, as amended by Amdt. 174-26A, 41 FR 40685, Sept. 20, 1976; Amdt. 174-68, 55 FR 52682, Dec. 21, 1990]