46 U.S.C. § 14304

Remeasurement

(a)

To the extent necessary, the Secretary shall remeasure a vessel to which this chapter applies if—

(1)

the Secretary or the owner alleges an error in its measurement; or

(2)

the vessel or the use of its space is changed in a way that substantially affects its tonnage.

(b)

Except as provided in this chapter or section 14504 of this title , a vessel that has been measured does not have to be remeasured to obtain another document or endorsement under chapter 121 of this title.

( Pub. L. 99–509, title V, § 5101(3) , Oct. 21, 1986 , 100 Stat. 1921 .)