8904 (01/1988-..) Tugs and pusher craft

89040010 (01/1988-..) Tugs, seagoing and for inland waterways 89040091 (01/1988-..) Sea-going pusher craft 89040099 (01/1988-..) Pusher craft (excl. seagoing) 8905 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 (excl. fishing vessels and warships)