100 STAT. 1924
PUBLIC LAW 99-509—OCT. 21, 1986
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Post, p. 1925; infra.
Ante, p. 1920. 46 USC 12101 et seq.
"(2) the vessel or the use of its space is changed in a way that substantially affects its tonnage; "(3) after being measured under subchapter III of this chap• ter, the vessel becomes subject to subchapter II of this chapter because the vessel or its use is changed; or "(4) although not required to be measured under subchapter II of this chapter, the vessel was measured under subchapter II ^ ' and the owner requests that the vessel be measured under ' subchapter III of this chapter. "(b) Except as provided in this section and chapter 143 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.
IS 15 1 "Subchapter II—Formal Systems
46 USC 14511.
"§ 14511. Application "This subchapter applies to a vessel described in section 14501 of this title if— "(1) the owner requests; or , >. "(2) the vessel is— ••-:^ -' s "(A) self-propelled; "(B) at least 24 meters (79 feet) overall in length; and "(C) not operated only for pleasure.
46 USC 14512. Regulations.
"§ 14512. Standard tonnage measurement "(a) The Secretary shall prescribe regulations for measuring the gross and net tonnages of a vessel under this subchapter. The regulations shall provide for tonnages comparable to the tonnages that could have been assigned under sections 4151 and 4153 of the Revised Statutes of the United States, as sections 4151 and 4153 existed immediately before the enactment of this section. "(b) On application of the owner or master of a vessel of the United States used in foreign trade, the Secretary may attach an appendix to the vessel's register stating the measurement of spaces that may be deducted from gross tonnage under laws and regulations of other countries but not under those of the United States.
Post, p. 1928.
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46 USC 14513. '
• i f; 5 ' * .
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46 USC 83a.
'*' ' 5 J., 5
"§ 14513. Dual tonnage measurement "(a) On application by the owner and approval by the Secretary, the tonnage of spaces prescribed by the Secretary may be excluded ill measuring under this section the gross tonnage of a vessel measured under section 14512 of this title. The spaces prescribed by the Secretary shall be comparable to the spaces that could have been excluded under section 2 of the Act of September 29, 1965 (Public Law 89-219, 79 Stat. 891), as section 2 existed immediately before the enactment of this section. "(b) The Secretary shall prescribe the design, location, and dimensions of the tonnage mark to be placed on a vessel measured under this section. "(c)(1) If a vessel's tonnage mark is below the uppermost part of the load line marks, each certificate stating the vessel's tonnages shall state the gross and net tonnages when the mark is submerged and when it is not submerged.
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