48.—(1) Subject to the provisions of this Article, if without lawful authority or reasonable excuse a person drives a mechanically propelled vehicle on to or upon any land in the open air, being land to which the public has or is permitted to have access (whether on payment of a fee or otherwise), he is guilty of an offence.
(2) For the purposes of paragraph (1) “land in the open air” includes a place partly open to the air.
(3) In this Article “land” does not include land forming part of—
(a)a road, or
(b)a public place,
on or over which motor vehicles may lawfully be driven.
(4) It is not an offence under this Article to drive a mechanically propelled vehicle on any land within 15 metres of a road, being a road on which a motor vehicle may lawfully be driven, for the purpose only of parking the vehicle on that land.
(5) It is hereby declared that nothing in this Article prejudices the operation of any byelaws applying to any land, or affects the law of trespass to land or any right or remedy to which a person may by law be entitled in respect of any such trespass or in particular confers a right to park a vehicle on any land.