3.1 Part II of this Code contains mandatory standards
for marine safety investigations. Some clauses apply only in relation
to certain categories of marine casualties and are mandatory only
for marine safety investigations into those marine casualties.
3.2 Clauses in Part III of this Code may refer
to clauses in this part that apply only to certain marine casualties.
The clauses in Part III may recommend that such clauses be applied
in marine safety investigations into other marine casualties or marine
incidents.