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Cook County, IL Trash & Recycling: Illegal Dumping (2026)

Heavy Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Minimum fine
$300 per violation
Maximum fine
$10,000 per violation
Continuing violation
Each day a separate offense
Vehicle owner liability
Jointly liable with operator
Enforcing agency
Dept. of Environment and Sustainability

Summary

Cook County Code § 30-778 makes open dumping of waste and abandoning waste on public property a public nuisance across the County, with violators facing fines under § 30-131 from $300 to $10,000 per offense.

City-specific rules exist: Evanston, Skokie, Oak Park, Tinley Park, Schaumburg, Chicago, Oak Lawn, and Arlington Heights have their own illegal dumping rules that differ from Cook County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

A person will be found to have engaged in a public nuisance that is injurious to public health and in violation of this Article...by:(1)Causing or allowing the open dumping of any waste;(2)Abandoning or disposing of any waste upon public property, except in a sanitary landfill approved by the Illinois Environmental Protection Agency;...(4)Failure of any owner, occupant, agent, or person in possession or control of any residence or business or lot or unimproved parcel of real estate to remove or cause to be removed any waste located on any such residence or place of business or lot...

Full Breakdown

Under Cook County Code § 30-778, causing or allowing open dumping of waste, abandoning waste on public property outside a licensed sanitary landfill, or failing as an owner, occupant, or agent to remove waste from a residence, business, or vacant lot is a public nuisance violation. Section 30-131 sets fines of not less than $300 and up to $10,000 per violation, and a separate offense is counted for each day a violation or failure to comply continues after notice. The registered owner of a vehicle used in the dumping is jointly and severally liable with whoever operated it. The Department of Environment and Sustainability enforces the article and can also order cessation and abatement under § 30-136.

Violations & Fines

Fines run $300 to $10,000 per violation, with each day of continued dumping or unremoved waste a separate offense; vehicle owners share liability with operators.

Frequently Asked Questions

Does this Cook County dumping ordinance apply in Chicago?
Chicago is a separate municipality that enforces its own municipal code; Cook County Code § 30-778 governs open dumping and waste abandonment within the County's own jurisdiction.
What counts as illegal dumping under Cook County's code?
Causing or allowing open dumping of waste, abandoning waste on public property outside a licensed landfill, or leaving waste on your property without removing it, per § 30-778(a).
Who is liable if a vehicle was used to dump waste?
Under § 30-779(b), the vehicle's registered owner is jointly and severally liable with whoever operated it, if the owner knew or should have known of the misuse.

Sources & Official References

Other rules in Cook County

All Cook County rules

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Illegal Dumping in Cities Across Cook County