(625 ILCS 5/1-129) (from Ch. 95 1/2, par. 1-129)
    Sec. 1-129. Identification Number. The numbers and letters, if any, on a vehicle or essential part, affixed by its manufacturer, the Illinois Secretary of State or the Illinois Department of State Police for the purpose of identifying the vehicle or essential part, or which is required to be affixed to the vehicle or part by federal or state law.
(Source: P.A. 84-1302; 84-1304.)