How do I know if my vessel measures five net tons?

Net tonnage is a measure of a vessel’s volume. It should not be confused with the vessel’s weight, which may also be expressed in tons. Most vessels more than 25 feet in length will measure five net tons or more.For more information, please call: 1-800-343-0530 or email: info@nvdcrenewal.us

how do i know if my vessel measures five net tons