33 U.S.C. § 508
Amount of tolls
Tolls for passage or transit over any bridge constructed under the authority of the Act of March 23, 1906 , commonly known as the “Bridge Act of 1906”, the General Bridge Act of 1946 [ 33 U.S.C. 525 et seq.], and the International Bridge Act of 1972 [ 33 U.S.C. 535 et seq.] shall be just and reasonable.
( Pub. L. 100–17, title I, § 135(i) , Apr. 2, 1987 , 101 Stat. 174 .)