(1) This section applies if—
(a) an authorised person, or anyone assisting an authorised person, takes action in the exercise or purported exercise of a function under this part in relation to premises or a vehicle or a vehicle's equipment or load; and
(b) damage is caused by the unreasonable exercise of the function or by the use of force that is not authorised under this part.
(2) The authorised person, or person assisting, must take reasonable steps to return the premises, vehicle, equipment or load to the condition it was in immediately before the action was taken.