3.1.1 All
ships for which the Complementary Rules are either the Rules for Ships
or the Rules for Naval Ships are to comply with requirements for material
selection in cold weather operation, if applicable. These requirements
may apply even if the vessel is not assigned an ice class notation
according to Vol 1, Pt 5, Ch 2, 4 Ice environment.
3.1.2 If the
Complementary Rules are the Rules for Ships, the requirements of Pt 3, Ch 2 Materials of the Rules for Ships are
to be complied with.