§69.161. Gross and net register tonnages.
46 C.F.R. § 69.161
Gross register tonnage means the tonnage of a vessel, less certain spaces exempt under § 69.169, and is the sum of the following:
Under-deck tonnage (§ 69.163).
Between-deck tonnage (§ 69.165)
Superstructure tonnage (§ 69.167)
Excess hatchway tonnage (§ 69.115)
Tonnage of framed-in propelling machinery spaces included in calculating gross register tonnage (§ 69.121(d)(1)).
The authorized measurement organization must issue a U.S. Tonnage Certificate as evidence of a vessel's measurement under this subpart, which must also indicate the vessel's measurement under the Convention Measurement System in subpart B of this part, if applicable. There is no requirement to maintain the U.S. Tonnage Certificate on board the vessel.
Notes, amendments, and revision history
Amendments
[CGD 87-015b, 54 FR 37657, Sept. 12, 1989, as amended by USCG-2011-0522, 81 FR 18731, Mar. 31, 2016]
Authority
Authority: 46 U.S.C. 2301, 14103, 14104; Department of Homeland Security Delegation No. 0170.1.
Source
Source: CGD 87-015b, 54 FR 37657, Sept. 12, 1989, unless otherwise noted.
Amendments
[CGD 87-015b, 54 FR 37657, Sept. 12, 1989, as amended by USCG-2011-0522, 81 FR 18731, Mar. 31, 2016]