42.—(1) Any person who—
(a)trespasses on the authorised busway; or
(b)trespasses upon any land of the undertaker in dangerous proximity to the authorised busway or to any electrical or other apparatus used for or in connection with the operation of the authorised busway,
shall be guilty of an offence and liable on summary conviction to a fine not exceeding level 3 on the standard scale.
(2) For the purposes of this article, trespassing on the authorised busway includes causing or permitting a vehicle to be upon any part of the authorised busway without permission.
(3) No person shall be convicted of an offence under this article unless it is shown that a notice warning the public not to trespass upon the authorised busway was clearly exhibited and maintained at the station or other stopping place or level crossing on the authorised busway nearest the place where the offence is alleged to have been committed.