46 USC 14302 - Measurement

(a) The Secretary shall measure a vessel to which this chapter applies in the way provided by this chapter and the Convention.
(b) Except as provided in section 1602(a) of the Panama Canal Act of 1979 (22 U.S.C. 3792 (a)), a vessel measured under this chapter may not be required to be measured under another law.
(c) Unless otherwise provided by law, the measurement of a vessel under this chapter applies to a law of the United States whose applicability depends on a vessels tonnage, if that law
(1) becomes effective after July 18, 1994; or
(2) is in effect before July 19, 1994, is not enumerated in section 14305 of this title, and is identified by the Secretary by regulation as a law to which this chapter applies.