49 U.S.C. § 10745

A rail carrier providing transportation or service subject to the jurisdiction of the Board under this part may establish a charge or allowance for transportation or service for property when the owner of the property, directly or indirectly, furnishes a service related to or an instrumentality used in the transportation or service. The Board may prescribe the maximum reasonable charge or allowance a rail carrier subject to its jurisdiction may pay for a service or instrumentality furnished under this section. The Board may begin a proceeding under this section on its own initiative or on application.