(2) A requirement that an
authorised officer may make under this Division may specify a reasonable time
within which it is to be complied with. If no such time is specified, the
requirement is to be complied with as soon as practicable after it is made.
(3) A function exercisable by an authorised officer under this Division to
make inquiries of any person or to require a person to supply information,
answer questions or produce documents or other things extends to making any
such inquiries or requirements to determine whether a vessel is a
commercial vessel.