(b) As used in this Section, "jackrock" means a caltrop or other object
one or more rounded or sharpened points, which when placed or thrown present at
least one point at such an angle that it is peculiar to and designed for use in
puncturing or damaging vehicle tires. It does not include a device
designed to puncture or damage the tires of a vehicle driven over it in a
direction, if a conspicuous and clearly visible warning is posted at the
device's location, alerting persons to its presence.
(c) This Section does not apply to the possession, transfer, or use of
jackrocks by any law enforcement officer in the course of his or her official
(d) Sentence. A jackrocks violation is a Class A misdemeanor.
(Source: P.A. 97-1108, eff. 1-1-13.)