327D.40  Authorization.
  Sections 327D.1 to 327D.29 of this chapter shall not be construed to prohibit the making of rates by two or more railway companies for the transportation of property over two or more of their respective lines within the state; and a less charge by each of said companies for its portion of such joint shipment than it charges for a shipment for the same distance wholly over its own line within the state shall not be considered a violation of said chapter, and shall not render such company liable to any of the penalties thereof.
[C97, §2152; C24, 27, 31, 35, 39, §8067; C46, 50, 54, 58, 62, 66, 71, 73, 75, §479.32; C77, 79, 81, §327D.40]