Section 17 Vehicles, aircraft, vessels and associated transport equipment 89 Ships, boats and floating structures 89 05 Light-vessels, fire-floats, dredgers, floating cranes, and other vessels the navigability of which is subsidiary to their main function; floating docks; floating or submersible drilling or production platforms Commodity Code Description 89 05 10 - Dredgers 89 05 20 - Floating or submersible drilling or production platforms 89 05 90 - - - House-boats