R.I. Gen. Laws § 31-22-26: Noise in vicinity of horse.

No operator of a vehicle in the vicinity of an equestrian and horse may blow a horn, or cause loud or unusual noises, in a manner to startle or frighten the horse. An operator violating the provisions of this section shall be guilty of a civil violation and upon conviction shall be fined not more than twenty-five dollars ($25.00) for the first offense nor more than fifty dollars ($50.00) for second or subsequent offenses.