Section 430 ILCS 75/12 - Violations and penalties(a) It shall be unlawful for any person, firm, partnership or corporation to operate in this State a boiler or pressure vessel, except a pressure vessel covered by an owner-user inspection service as provided for in Sections 8 and 15 of this Act, without a valid Inspection Certificate. Except as otherwise provided in subsection (b), the operation of a boiler or pressure vessel without an Inspection Certificate or at a pressure exceeding that specified in the Inspection Certificate shall constitute a petty offense on the part of the owner, user, or operator thereof. Each day of unlawful operation shall be deemed a separate offense.(b) Any person who knowingly operates or allows the operation of a boiler or pressure vessel when an Inspection Certificate issued for it has been suspended pursuant to subsection (e) of Section 11 shall be guilty of a Class B misdemeanor. Each day of unlawful operation shall be deemed a separate offense.(c) Any person who submits or causes to be submitted an inspection report or annual statement required by this Act which contains a false statement that he does not believe to be true is guilty of a Class A misdemeanor.(d) Any person, firm, partnership, corporation, or governmental entity that knowingly fails to notify the Chief Inspector within 24 hours, or on the next business day, of an accident, explosion, event, or incident that serves to render a boiler or pressure vessel inoperative because of damage or failure or that involves any bodily injury or death to any person is guilty of a Class B misdemeanor, if a natural person, or a business offense punishable by a fine of not less than $501 and not more than $10,000, if a corporation or governmental entity.