7.—(1) If a direction has been given under Article 5 and a constable reasonably suspects that a person to whom the direction applies has, without reasonable excuse—
(a)failed to remove any vehicle on the relevant land which appears to the constable to belong to him or to be in his possession or under his control; or
(b)entered any land in the district of the relevant district council as a trespasser with a vehicle before the end of the relevant period with the intention of residing there,
the constable may seize and remove that vehicle.
(2) The relevant period is the period of 3 months beginning with the day on which the direction is given.