Ark. Code Ann. § 23-12-802

Any person who shall board any passenger, freight, or other railway train, whether moving or standing still, for any purpose and without good faith intending to become a passenger thereon and with no lawful business thereon and with intent to obtain a free ride on the train, however short the distance, without the consent of the person or persons in charge thereof shall be deemed guilty of a misdemeanor. Upon conviction thereof that person shall be punished by a fine of not less than one dollar ($1.00) nor more than ten dollars ($10.00). However, no person shall be so arrested except at the request of an agent or employee of the railroad company.