225 ILCS 411/20-8
A cemetery authority shall use its reasonable best efforts to ensure that funeral processions entering and exiting the cemetery grounds do not obstruct traffic on any street for a period in excess of 10 minutes, except where such funeral procession is continuously moving or cannot be moved by reason of circumstances over which the cemetery authority has no reasonable control. The cemetery authority shall use its reasonable best efforts to help prevent multiple funeral processions from arriving at the cemetery simultaneously. Notwithstanding any provision of this Act to the contrary, a cemetery authority that violates the provisions of this Section shall be guilty of a business offense and punishable by a fine of not more than $500 for each offense.
225 ILCS 411/20-8