The Commission may, subject to the provisions of this chapter, prescribe and from time to time change—
(1) the rules for the measurement of vessels for the Panama Canal; and
(2) the tolls that shall be levied for use of the Panama Canal.
(Pub. L. 96–70, title I, § 1601, Sept. 27, 1979, 93 Stat. 489; Pub. L. 104–106, div. C, title XXXV, § 3527, Feb. 10, 1996, 110 Stat. 641.)