49 U.S.C. § 10746
Demurrage charges
A rail carrier providing transportation subject to the jurisdiction of the Board under this part shall compute demurrage charges, and establish rules related to those charges, in a way that fulfills the national needs related to—
(1)
freight car use and distribution; and
(2)
maintenance of an adequate supply of freight cars to be available for transportation of property.
(Added Pub. L. 104–88, title I, § 102(a) , Dec. 29, 1995 , 109 Stat. 821 .)