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NON-STANDARD DISTRIBUTION: B:a Commandant (G-MOC, G-MO-1, G-MSE, G-MSO, G-MW, NMC, NVDC) (1)
Commandant
United States Coast Guard
www.uscg.mil/hq/msc
400 7th Street, S.W.
Washington, DC 20590-0001
Staff Symbol: MSC
Phone: (202) 366-6481
FAX: (202) 366-3877
EMAIL: ec@msc.uscg.mil
COMDTPUB P16700.4
NVIC 11-93, CH-3
NAVIGATION AND VESSEL INSPECTION CIRCULAR NO. 11-93, CHANGE 3
Subj:
CH-3 TO NVIC 11-93, APPLICABILITY OF TONNAGE MEASUREMENT
SYSTEMS TO U.S. FLAG VESSELS
1. PURPOSE. This Circular provides requirements regarding the applicability of tonnage
measurement systems to U.S. flag vessels. It replaces NVIC 11-93, Change 2.
2. DISCUSSION. The principal differences between this Circular and NVIC 11-93, Change 2 are
as follows:
a. Changes have been made to reflect that recent amendments to the International Convention
for the Safety of Life at Sea (SOLAS) must be applied using convention measurement
system tonnages, regardless of the vessel’s keel laid or substantial alteration date. This
includes tonnage-based requirements of the International Management Code for the Safe
Operation of Ships and for Pollution Prevention (ISM Code), and the International Code for Ship
and Port Facility Security (ISPS Code).
b. References to applying the International Convention on Standards of Training,
Certification and Watchkeeping for Seafarers (STCW) using a vessel's regulatory
measurement system tonnages have been deleted. With the full coming into force of the
1995 Amendments to STCW on February 1, 2002, and as provided for in Appendix 4A of
IMO Resolution A.882(21), Amendments to the Procedures for Port Sta