13.1.1 This chapter covers equipment which relates
to the navigation of the craft as distinct from the safe functioning
of the craft. The following paragraphs represent the minimum requirements
for normal safe navigation unless it is demonstrated to the Administration
that an equivalent level of safety is achieved by other means.
13.1.2 The equipment and its installation should
be to the satisfaction of the Administration.
13.1.3 The Administration should determine to
what extent the provisions of this chapter do not apply to craft below
150 gross tonnage.