(1)This section applies where—
(a)an application is made under section 149, 158, 161, 163 or 164 of this Act;
(b)a reference is made under section 162 of this Act; or
(c)the Tribunal is reviewing a determination under section 165 of this Act.
(2)Subject to section 170 of this Act, on the application of any person having an interest in the proceedings, or ex proprio motu, the Tribunal may, if it considers that it is appropriate to do so pending its—
(a)determining the application or reference; or
(b)making its decision on the review,
make an interim order varying the compulsion order by modifying the measures specified in it for such period not exceeding 28 days as may be specified in the order of the Tribunal.