7. Where, under any powers conferred by or under this Schedule, entry is made on any premises by a duly authorised person—
(a)he shall ensure that the premises are left no less secure by reason of the entry, and
(b)the relevant authority or the relevant licence holder (as the case may be) shall make good or pay compensation for any damage to property caused by that person, or by any person accompanying him in entering the premises, in taking any action in the premises authorised by or under this Schedule or in making the premises secure.