Section 324.8903 - Causing litter or object to fall or be thrown into path of or to hit vehicle; violation as misdemeanor; penalty(1) A person shall not knowingly cause litter or any object to fall or to be thrown into the path of or to hit a vehicle traveling upon a highway.(2) A person who violates this section is guilty of a misdemeanor, punishable by imprisonment for not more than 1 year or a fine of not more than $500.00, or both.1994, Act 451, Eff. 3/30/1995 .