8.1.1 Where an
ice class notation is to be included in the class of a craft, the
scantlings will require special consideration, see
Pt 3, Ch 2, 9 Navigation in ice.
8.1.2 Yachts
in Service Group G6, which have their own propulsion machinery, and
which are built of steel but are not strengthened for navigation in
ice, may be eligible for assignment of Finnish-Swedish Ice-Due Class
II under the Finnish and Swedish Boards of Navigation Finnish-Swedish
Ice Class Rules. Yachts in Service Groups G1–G4 inclusive,
constructed in any material, together with Yachts in Service Group
G6 constructed in aluminium or composites are not eligible for this
notation.