Section 9-402 - Freight cars from other railroad companies(a) This section does not affect the duties of a railroad company or the powers of the Commission regarding joint rates.(b) A railroad company shall receive freight cars of proper standard from other railroad companies at connecting points and haul the cars:(1) to their destination; or(2) by the route billed, to the connecting point with the next connecting carrier.(c) Except on terms and conditions that the Commission establishes, railroad companies may not be required to interchange cars.