Construction hours in Chicago, IL — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Residential (owner-occupied) construction allowed 7 AM–9 PM Mon–Sat, 10 AM–6 PM Sundays. Commercial construction: 7 AM–8 PM weekdays, 8 AM–5 PM Saturdays, no Sundays.
MCC §8-32: Residential owner-occupied construction: 7 AM–9 PM Mon–Sat, 10 AM–6 PM Sundays. Commercial construction (loud machinery): 7 AM–8 PM weekdays, 8 AM–5 PM Saturdays, prohibited Sundays and holidays. Motorized equipment at construction sites cannot operate 8 PM–8 AM within 600 feet of a residential building. Pile drivers, hoists, rollers prohibited 9 PM–8 AM within 600 feet of residential buildings. Emergency government work and public utilities exempt.
Construction noise violations carry fines of $1,000 to $2,500 for a first offense, $2,500 to $5,000 for a second offense within one year, and $5,000 to $10,000 for third or subsequent offenses within one year.
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Side-by-side rule comparisons with other cities in Cook County.
See how other cities in Cook County handle construction hours.
See how Chicago's construction hours rules stack up against other locations.
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