Where a municipal ordinance establishes mandatory requirements for a notice of violation, substantial compliance with the requirements may be sufficient if the penalty sought is not penal in nature and the offending party suffers no prejudice from the lack of strict compliance.The 1st District Appellate Court affirmed the decision of Cook County Circuit Judge Eve M. Reilly.In July 2003, the city of Chicago established its red light program by ordinance in the Municipal Code, installing cameras at intersections that record …