Section 750.394a - Racing event; throwing object at motor vehicle; throwing or placing object on racecourse; misdemeanor; penalty; definition(1) A person who knowingly throws any object at a motor vehicle participating in a racing event or who knowingly throws or places any object on a racecourse, without authorization, while a motor vehicle is participating in a racing event is guilty of a misdemeanor, punishable by imprisonment for not more than 1 year, or by a fine of not more than $1,000.00, or both.(2) For purposes of this section, "racing event" means a motor vehicle race that is sanctioned by a nationally or internationally recognized racing organization and that is run on a privately owned and operated racecourse, and includes preparations, practices, and qualifications for the race.Add. 1986, Act 106, Eff. 6/15/1986.