(A) Any person violating any provision of this chapter for which no specific penalty is prescribed shall be subject to § 130.99 of this code of ordinances.
(B) (1) A person who violates § 133.01(A) commits a Class A misdemeanor.
(2) In addition to any other sentence that may be imposed, a court shall order any person convicted of resisting or obstructing a peace officer, firefighter, or correctional institution employee to be sentenced to a minimum of 48 consecutive hours of imprisonment or ordered to perform community service for not less than 100 hours as may be determined by the court. The person shall not be eligible for probation in order to reduce the sentence of imprisonment or community service.
(3) A person convicted for a violation of § 133.01 whose violation was the proximate cause of an injury to a peace officer, firefighter, or correctional institution employee is guilty of a Class 4 felony.
(720 ILCS 5/31-1)
(C) Tampering with public notice as set out in § 133.03 is a petty offense.
(720 ILCS 5/32-9(b))