49 CFR §130.31

1. (a)No person may transport liquid petroleum oil in a packaging having a capacity of 3,500 gallons or more unless that person has a current basic written plan that:
   1. (1)Sets forth the manner of response to discharges that may occur during transportation;
   2. (2)Takes into account the maximum potential discharge of the contents from the packaging;
   3. (3)Identifies private personnel and equipment available to respond to a discharge;
   4. (4)Identifies the appropriate persons and agencies (including their telephone numbers) to be contacted in regard to such a discharge and its handling, including the National Response Center; and
   5. (5)For each motor carrier, is retained on file at that person's principal place of business and at each location where dispatching of motor vehicles occurs; and for each railroad, is retained on file at that person's principal place of business and at the dispatcher's office.
2. (b)A railroad with a comprehensive plan in conformance with the requirements of subpart C of this part is not required to have a basic spill response plan for routes covered by the comprehensive plan.