(a) if it is
required to be notified under section 47or published in the gazette—on the
day on which it is notified or published; or
(b) if it is not required to be
notified under section 47or published in the gazette—on the day on which it
is made; or
(c) if a later day or time is fixed in the
statutory instrument—on that day or at that time.
(2) If a
statutory instrument that is required to be notified under section 47or
published in the gazette is notified or published on a day after the day or
time fixed by the statutory instrument for its commencement, the
statutory instrument is valid, but commences on the day on which it is
notified or published.