Unauthorised interference with mechanism of vehicle.
113.—(1) A person shall not, without lawful authority or reasonable cause, interfere or attempt to interfere with the mechanism of a mechanically propelled vehicle while it is stationary in a public place, or get on or into or attempt to get on or into the vehicle while it is so stationary.
(2) A person who contravenes subsection (1) of this section shall be guilty of an offence.
(3) Where a member of the Garda Síochána has reasonable grounds for believing that a person is committing an offence under this section, he may arrest the person without warrant.
(4) This section shall not apply to a person taking, in relation to a mechanically propelled vehicle which is obstructing his lawful ingress or egress to or from any place, such steps as are reasonably necessary to move the vehicle by human propulsion for a distance sufficient to terminate the obstruction.
(5) Where a person is charged with an offence under this section, it shall be a good defence to the charge for him to show that, when he did the act alleged to constitute the offence, he believed, and had reasonable grounds for believing, that he had lawful authority for doing that act.