49 CFR §130.11

1. (a)No person may offer oil subject to this part for transportation unless that person provides the person accepting the oil for transportation a document indicating the shipment contains oil.
2. (b)No person may transport oil subject to this part unless a readily available document indicating that the shipment contains oil is in the possession of the transport vehicle operator during transportation.
3. (c)A material subject to the requirements of this part need not be specifically identified as oil when the shipment document accurately describes the material as: aviation fuel, diesel fuel, fuel oil, gasoline, jet fuel, kerosene, motor fuel, or petroleum.