46 U.S.C. § 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)
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 vessel’s 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.
( Pub. L. 99–509, title V, § 5101(3) , Oct. 21, 1986 , 100 Stat. 1921 ; Pub. L. 111–281, title III, § 303(d) , Oct. 15, 2010 , 124 Stat. 2924 .)