46 C.F.R. § 69.173 Tonnage assignments for vessels with only one deck.
Title 46 - Shipping
A vessel without a second deck is assigned only one gross and one net tonnage. In calculating the gross tonnage, only the exemptions in §69.169 (a) through (d) are allowed. Markings under §69.177 are not permitted on these vessels.
Title 46: Shipping
PART 69—MEASUREMENT OF VESSELS
Subpart D—Dual Measurement System
§ 69.173 Tonnage assignments for vessels with only one deck.
